Chemistry and Sustainability Concepts for STEM Students Practice Test

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• What is the density of air at 20 °C?
• Which statement about density best describes its relation to mass and volume?
• Which statement about water use is accurate?
• Which statement about prior research is accurate?
• What does a positive exponent in scientific notation indicate?
• According to Dalton's law, if the partial pressures of two gases are 1.0 atm and 0.5 atm, what is the total pressure?
• Economic sustainability requires businesses to balance profit with what?
• Which SI base unit measures luminous intensity?
• What is the boiling point of water at standard atmospheric pressure (in degrees Celsius)?
• What happens if the data do not support the hypothesis?
• What are some benefits of time spent in nature?
• Which statement best describes why ice floats on water?
• What is the scientific notation for 300,000,000 m/s?
• What is the formula to calculate the area of a rectangle?
• Approximately how many drops of water are estimated to be in the ocean?
• What is the importance of using reliable equipment in measurements?
• Which description best captures the nature of science?
• What is energy defined as?
• Which statement best defines a heterogeneous mixture?
• When data supports the hypothesis, which statement best describes the status of the hypothesis?
• Which term correctly describes a foam?
• What is the purpose of identifying gaps in prior research?
• What describes an insoluble substance?
• How does air pressure change with altitude?
• A physical change is:
• Which statement best captures the role of biodiversity in climate resilience?
• Which statement about replication is true?
• Which statement correctly defines a binary compound?
• Which practice most directly supports soil health and reduces waste?
• Which of the following is a form of energy?
• Which of the following is a pure substance?
• Which statement about energy system support is correct?
• Which pair are both allotropes of carbon?
• What is a major environmental impact of excessive water use?
• What type of education is typically required for skilled trades?
• What is the density of water at 20 °C?
• Which pathway is commonly pursued to access higher-level STEM positions?
• Plotting data on a graph helps scientists understand?
• In scientific notation, what must the coefficient be between?
• Which field is the central science in STEM education?
• What is the impact of biodiversity loss?
• What is electron configuration?
• Which of the following is NOT a type of matter?
• What is the purpose of a control group in an experiment?
• What is the formula to convert Celsius to Fahrenheit?
• What is Goal 12 focused on?
• What is the proper articulation of sustainability's aim?
• Which statement best describes a foam?
• If a distance is 4.2195 x 10^4 meters, how many kilometers is that?
• What is Goal 11 aimed at achieving?
• What best defines a solution?
• Which statement describes a physical change?
• In a solution, what is the solute?
• Which statement about changing only one factor is supported by the material?
• Which statement best differentiates physical from chemical properties?
• If a substance has 0°C, what is its temperature in Kelvin?
• What is the purpose of communicating scientific results?
• Why are the SDGs important for our future?
• Which of the following is NOT one of the five ecological systems of Earth?
• To convert a Celsius temperature to Kelvin, what do you add?
• Which statement correctly defines density?
• What is the purpose of changing only one factor in an experiment?
• Which description correctly differentiates a sol from a gel?
• Which action is NOT listed as a measure to combat biodiversity loss?
• Which of the following is a pure substance?
• Convert 68 °F to Celsius.
• Which statement best defines accuracy in measurement?
• A cation is formed when an atom loses one or more electrons. Which of the following statements is true?
• When measuring the mass of an object, what is it typically compared to?
• Which quantity does the meter (m) measure?
• What must recorded measurements always include?
• How many meters are in 42.195 kilometers?
• What has caused damage to oceans and fisheries?
• Why is it important to consider multiple factors in scientific research?
• Pure water:
• Which unit is used to measure power?
• Which of the following is the unit for pressure?
• What are controlled variables?
• What is the importance of STEM-adjacent careers?
• What is the metric prefix for 10^-12?
• What is data in scientific experiments?
• Which statement correctly differentiates mass and weight in SI units?
• In an experiment, what is the independent variable?
• In a sol, solid particles are dispersed in which medium?
• What do chemical formulas indicate?
• What are two ways scientists may choose to record data?
• Tin's significance in human history?
• Which type of energy is associated with motion?
• Which type of mixture has components that are not evenly distributed, with different samples having different properties?
• How many Sustainable Development Goals (SDGs) are there?
• What is the deadline for achieving the SDGs?
• Which statement describes precision?
• What do significant figures indicate in a measured value?
• Which statement about the role of hypotheses is most accurate?
• Which of the following is an intrinsic property?
• What is the approximate normal room temperature in degrees Celsius?
• What is the SI unit for temperature?
• How do you determine significant figures in a number?
• What are Lewis symbols?
• What is the SI base unit for time?
• In chemical reactions, energy changes involve what?
• Which statement correctly describes the nucleus of an atom?
• Why is the interconnectedness of ecological systems important?
• Which statement about scientific theory is true?
• Which statement is true about the UN Sustainable Development Goals?
• What is matter?
• Which statement about human-made elements is true?
• If you see the prefix pico-, what exponent does it represent?
• Tap water is best described as which of the following?
• Which option correctly describes an emulsion?
• What is the law of conservation of energy?
• Which ecological system includes the air and weather?
• Why are units important when recording measurements?
• How can individuals contribute to reducing their carbon footprint in cities?
• If a substance has density 2 g/cm³ and volume 3 cm³, what is its mass?
• What is Goal 7 focused on?
• What would you observe when mixing immiscible liquids like water and oil and letting stand?
• Which unit is used to measure force?
• How are elements arranged on the periodic table?
• Before beginning experiments, scientists typically do what?
• What is the trick for converting metric units?
• Which pair is immiscible?
• Which factor is essential to ensure that measurements are accepted by the scientific community?
• Which practice helps ensure credibility?
• How do you convert micrograms to milligrams?
• Which statement correctly describes radioactivity and nuclear energy?
• What is the standard unit for measuring volume?
• Which statement correctly defines a ternary compound?
• What is the role of data analysis in the scientific method?
• What is a controlled experiment?
• Which is the standard unit for length?
• If data support a hypothesis, what is the status?
• What can individuals do to support marine environments?
• Which best describes handling of invalid hypotheses?
• In the chemical formula H2O, what does the subscript 2 indicate?
• Which statement best distinguishes extrinsic properties from intrinsic properties?
• What is the first step in writing a large number in scientific notation?
• The symbol for micro- prefix is which of the following?
• What is quantitative data?
• Which examples illustrate natural resources?
• Tin's early use dates back to:
• What should a scientist do after completing their experiment?
• Alpha tin is the same as gray tin.
• Which example best demonstrates both accuracy and precision in measurement?
• To determine the mass of a liquid using a graduated cylinder, which method is correct?
• What is 42,195 meters written in scientific notation?
• If repeated measurements yield values that are very close to each other but far from the true value, the measurements are
• In a solution, what is the solvent?
• Which factors influence the rate of a chemical reaction?
• Which statement best describes scientific inquiry?
• What is the significance of trailing zeros in significant figures?
• In most solutions, which component is present in greater quantity?
• The x-axis in a graph is typically used for:
• What are the standard units used to express volume in the context of the material?
• What is the significance of the prefix 'deca-'?
• Which statement best describes a scientific hypothesis?
• The Joule is defined as the energy transferred when a force of one Newton displaces an object by which distance?
• Give an example of a scientific law.
• A Bachelor's degree in STEM commonly includes exposure to which of the following?
• What is the scientific notation for 0.075 meters?
• Which statement describes data in experiments?
• What is the role of sustainable industries in job creation?
• Which phenomenon is used to identify a colloid by scattering light?
• Convert 212 °F to Celsius.
• How do you rewrite a number using scientific notation?
• What is tin's atomic symbol?
• Which statement best explains the significance of the ratio in a compound?
• Which process describes droplets recombining to form larger droplets?
• What is the air pressure at sea level?
• What is the standard unit for measuring weight?
• Which action is listed to reduce energy consumption?
• What is the atomic number of oxygen?
• What is an element?
• According to Dalton's atomic theory, atoms of different elements have what property?
• Why is it important to use credible sources in scientific work?
• Which statement describes Goal 11's objective?
• Which of the following is a correct scientific notation for 0.00000025?
• Which organization leads the SDGs?
• What is Goal 13 about?
• If the volume decreases while mass remains constant, what happens to density?
• What happens to the density of most substances as temperature increases?
• Why is water essential for society beyond health considerations?
• Which statement best describes a mixture?
• Which statement about ionic bonds is true?
• What is radioactivity?
• How can mixtures be separated?
• What happens to the density of water when it freezes into ice?
• What statement best describes miscible substances?
• What is the density of pure water at 4 °C?
• Which of the following actions is a water-conservation practice?
• Which statement best describes renewable resources?
• Which expression correctly defines the density of a substance in terms of mass and volume?
• How does mass relate to weight when gravity is constant?
• Which sentence best describes oceans and climate regulation?
• Which step involves sharing results with others?
• The y-axis in a graph is typically used for:
• What is the relationship between cubic centimeters and liters?
• Which statement best defines natural resources?
• Which of the following is an example of a homogeneous mixture?
• What is a scientific law?
• Which action supports climate resilience at the individual level?
• Which pair is miscible?
• What describes a transboundary water basin?
• A pure substance is defined as:
• Which best describes gels?
• What is the dependent variable in an experiment?
• What is the primary role of ozone in the atmosphere?
• Which option correctly defines an aerosol?
• What happens when a tin bar is bent?
• Water is often referred to as what?
• What are the UN Sustainable Development Goals?
• Why is repeating experiments important?
• A primary goal of sustainable development is to create a better and more sustainable future by addressing which global challenges?
• What is the formula to calculate weight?
• The prefix micro corresponds to which exponent in metric prefixes?
• What is the purpose of identifying gaps in prior research?
• What is the SI base unit for length?
• Which SI base unit measures electric current?
• What is a calorie in terms of energy?
• What is the significance of analyzing prior research?
• Which statement is true about miscible liquids in general?
• Which description correctly identifies the types of chemical bonds?
• Which trio best describes the pillars of sustainable development?
• Which activity is best described by drawing conclusions from experimental results?
• After making a conclusion, scientists can:
• What is an example of a precise measurement?
• What are the typical steps in designing and performing experiments?
• What is a hypothesis?
• Which statement best defines sustainability?
• What should be kept constant when testing the effect of paint on temperature?
• Which of the following is an example of a renewable resource?
• Which statement about graph relationships is most accurate?
• Gray tin is described as:
• What is an example of a scientific hypothesis?
• Which statement about isotopes is true?
• What is the difference between accuracy and precision?
• Tin's atomic symbol is:
• Which statement best describes the role of sustainable practices in industry?
• What is the goal of sustainable development?
• Goal 9 about?
• The diameter of a red blood cell expressed as 2 x 10^-6 meters corresponds to which unit?
• What is the metric prefix for 10^-9?
• Which prefix corresponds to 10^-9?
• What is the relationship between millimeters and centimeters?
• Give an example of a scientific theory.
• What must scientists do to ensure their results are trustworthy?
• Which action would not align with energy-conservation practices?
• What is the interrelationship of the three principles of sustainability?
• Which global challenge is addressed by the SDGs?
• In a solution, what is the term for the substance dissolved?
• Which option is a correct scientific notation for 360,000?
• Express 0.000025 meters in scientific notation.
• Which of the following actions best represents sustainable choices for individuals?
• Which statement correctly describes significant figures?
• Which of the following is a mixture?
• Beta tin is the same as white tin.
• Which of the following statements differentiates quantitative and qualitative data?
• A binary compound is defined as which of the following?
• Which statement about mass and weight is true?
• What does a negative exponent in scientific notation indicate?
• Which practice directly reduces plastic waste and supports oceans?
• How do you measure the volume of an irregular solid?
• Social sustainability focuses on which of the following areas?
• What is the purpose of the United Nations Sustainable Development Goals (SDGs)?
• When immiscible liquids are mixed, what happens?
• Is it possible for liquids to be partially miscible?
• In an experiment, if you change the amount of fertilizer to study plant growth, what is the independent variable?
• What is a common problem scientists face when testing multiple factors?
• Which description defines the coalescence process in emulsions?
• What is the freezing point of water in degrees Celsius?
• Which SI base unit measures amount of substance?
• What must a scientific hypothesis be?
• Which statement best captures the difference between miscible and immiscible substances?
• What is a colloid?
• What does Dalton's Law state about the total pressure of a gas mixture?
• In a gel, how is the liquid distributed?
• What does the prefix milli- represent?
• A set of measurements that are very close to each other but not close to the true value indicates what?
• Which practice helps ensure data reliability?
• In an experiment testing the effect of paint on temperature, which element must remain unchanged to isolate the variable of interest?
• What is the standard unit for measuring mass?
• Distilled water is:
• Which of the following is a renewable resource?
• Convert 0.00000045 to scientific notation.
• What is the difference between independent and dependent variables?
• What can individuals do to support sustainable industries?
• What is a direct environmental benefit of composting and reducing waste?
• What is the gravitational acceleration value used in weight calculations on Earth?
• Density is an intrinsic property.
• Which is the first step in the scientific method?
• Which of the following best describes a scientific law?
• How do you calculate the volume of a rectangular solid?
• Which option best captures the impact of sustainability-focused industries?
• What is a scientific theory?
• What is the primary purpose of a hypothesis?
• What are the seven base units of the SI system?
• What is the density of ice at 0 °C?
• Which statement correctly describes physical separation of a mixture?
• Energy in chemical changes:
• What percentage of Earth's land is covered by forests?
• How many cubic centimeters are in 0.5 liters?
• How can new industries impact living standards?
• Which set of units is commonly used to measure pressure?
• What is the decimal form of 3 x 10^8 m/s?
• A chemical change:
• What is a compound?
• What is the primary goal of sustainability?
• Two liquids that mix in all proportions are called?
• What is the metric unit commonly used for volume?
• Which of the following equals 42,195 meters in kilometers?
• What is the metric prefix for 10^-6?
• Describing color or smell is an example of which data type?
• How do scientific theories differ from scientific laws?
• Which type of energy is stored in chemical bonds?
• What is the exponent in the expression 2.2 x 10^14?
• What is a key challenge related to consumption and production?
• Which unit is used to express volume in the example of a 2 cm by 1 cm by 4 cm box?
• Which statement about weight is true?
• What is the metric system based on?
• Which term describes a variable kept constant to isolate the effect of the independent variable?
• What is Goal 6 focused on?
• What can individuals do to promote sustainable consumption?
• Which statement about significant figures is true?
• What does atomic structure refer to?
• Emulsions are best described as which of the following?
• Which action is explicitly listed as improving urban sustainability?
• What is the target for reducing greenhouse gas emissions to limit global warming?
• Which list comprises types of physical measurements?
• What does scientific notation express?
• Which unit is used to measure pressure in the SI system?
• Why is it important to keep detailed notes during scientific inquiry?
• What is the role of feedback in scientific inquiry?
• What is an example of a controlled variable in an experiment about freezing water?
• Which is a physical property?
• What term describes liquids that dissolve in each other?
• What is the Tyndall effect?
• Which pair correctly identifies the two solid allotropes of tin?
• Which two temperature scales are most commonly used in science?
• Which pair is miscible?
• The tin cry is associated with bending which material?
• Which statement describes immiscible substances?
• Which statement about electrons is accurate?
• Which unit is used to measure energy?
• What does it mean to communicate results in scientific inquiry?
• Convert 0.01 grams to milligrams.
• Which of the following is a standard unit for measuring pressure?
• What is the significance of a strong energy system?
• What is qualitative data?
• Which item from the list is an example of a quantitative measurement?
• What is the volume of a rectangular solid with length 2 m, width 3 m, and height 4 m?
• What are some benefits of healthy oceans?
• What are allotropes?
• How many millimeters are in 3 centimeters?
• Define precision in measurement.
• Which statement describes a chemical change?
• Nuclear energy is the energy released during which processes?
• Which set lists the SI base units for mass, length, and time in that order?
• Why must a hypothesis be testable in scientific inquiry?
• Which term describes different forms of the same element in the same physical state?
• What are STEM careers?
• Which statement best describes the role of recording data in scientific inquiry?
• What is the purpose of recording experimental data?
• Name two allotropes of carbon.
• What characterizes a credible source for scientific work?
• What is a common method for scientists to present their findings?
• Which of the following is an example of an intrinsic property?
• Define a pure substance.
• Which state of matter has a definite shape and volume?
• What is a key action individuals can take to support ocean conservation?
• Which statement describes a well-designed experiment?
• Which statement defines a pure substance?
• Which SI base unit measures temperature?
• Which of the following is a STEM job that an Associate's degree could lead to?
• Which property generally decreases across a period in the periodic table?
• Why is access to water considered a fundamental human right?
• What is the average width of a red blood cell in scientific notation?
• Which sequence correctly outlines the order of steps in the scientific method?
• What is the scientific notation for the mass of Halley's Comet?
• How is pressure defined?
• Which of the following are examples of renewable resources?
• What advanced degrees are often needed for certain STEM jobs?
• What is the focus of SDG 4?
• Which event is a chemical change?
• What is the standard unit for measuring length?
• Which action is primarily aimed at reducing meat consumption?
• What is the significance of a Bachelor's degree in STEM?
• Which statement correctly defines molecules?
• What are the two types of mixtures?
• What is the scientific notation for 5,280 feet?
• How does weight differ from mass?
• What should scientists do when designing an experiment?
• Convert 25 °C to Fahrenheit.
• Why is it important to identify variables and controls during experimental design?
• In terms of density, how does lead compare to tin?
• What type of data do measurements provide?
• What are ions?
• What is the significance of significant figures?
• What is an example of a scientific observation?
• In scientific terms, temperature is defined as what?
• What example illustrates the importance of controlling variables?
• What challenges are associated with water access?
• What is the method for converting between metric prefixes?
• Which description matches gels?
• Which instrument is used to measure mass?
• Which statement best defines a scientific question?
• What is the formula for calculating pressure?
• What is a mixture?
• What are common units for measuring energy changes?
• How do you convert Fahrenheit to Celsius?
• If a substance has a density greater than water, what happens when it is placed in water?
• Which term matches the definition: a uniform substance made up of only one type of particle, which can be an element or a compound?
• How can education contribute to achieving other SDGs?
• If you shake oil and water and then let it stand, what is observed?
• Which of the following is a component of sustainable consumption and production?
• How does salt affect the boiling point of water?
• What is heat in the context of energy?
• How are metric units converted?
• What happens if the data supports the hypothesis?
• Which ecological system includes Earth's water bodies such as oceans and rivers?
• What is the SI unit for volume?
• A research design where every condition is held constant except one tested factor is called what?
• Which statement best describes the relationship among environmental, social, and economic concerns in sustainability?
• How can individuals contribute to sustainability efforts?
• What is the relationship between healthy biodiversity and climate change?
• What is a homogeneous mixture?
• How do you convert a small number to scientific notation?
• What is the central science often referred to in STEM education?
• Which of the following is a job that an Associate's degree can lead to in STEM?
• Which statement about atomic structure is accurate?
• What do measurements provide?
• A ternary compound is defined as which of the following?
• What does a conclusion indicate when the data supports the hypothesis?
• Which of the following is not a pure substance?
• What is the role of businesses in promoting sustainability?
• What are the two gaseous allotropes of oxygen?
• Which option represents a step in the scientific inquiry process?
• What is a benefit of composting food scraps?
• Which statement describes what happens to emulsions when left undisturbed?
• What unit is 10^-6 of a meter?
• What are the two main categories of matter?
• Which of the following is a homogeneous mixture?
• Which is an example of a heterogeneous mixture?
• What is an appropriate way to communicate findings to the broader scientific community?
• The unit Pa is equivalent to which expression?
• Which statement best describes renewable resources?
• Which action is a key way individuals can support the Sustainable Development Goals (SDGs)?
• What is the volume of a box with dimensions 2 cm by 1 cm by 4 cm?
• What percentage of the world's population is expected to live in cities by 2050?
• What is Goal 14 focused on?
• Why should taste not be used in scientific inquiry?
• The speed of light in a vacuum expressed in scientific notation is which value?
• Which instrument is used to measure temperature?
• What is the relationship between mass and weight?
• What is a major consequence of land degradation?
• What does certainty in measurement refer to?
• How can scientists ensure their findings are credible?
• Which statement is true about the density of air at 20 °C?
• What is the goal of the 'You Be The Solution Challenge'?
• Which option correctly identifies an allotrope of carbon?
• Which statement describes the role of a solvent in a solution?
• What is a key reason education is linked to achieving multiple SDGs?
• What happens if an experiment tests more than one factor at the same time?
• What is the scientific notation for the average size of grass pollen?
• Which device is commonly used to compare masses of objects by balancing against standard masses?
• What is the Fahrenheit equivalent of 0 °C?
• Which pair is immiscible?
• Which statement correctly relates liters and cubic centimeters?
• How does a person’s weight on the Moon compare to weight on Earth?
• How do you convert centimeters to millimeters?
• What is the chemical formula for water?
• What is the impact of the COVID-19 pandemic on marine environments?
• Which of the following is a reason to perform background research before experiments?
• Higher temperature indicates what change in particle motion?
• What does the prefix kilo- represent?
• Which option is not a type of physical measurement?
• Which statement best describes immiscible liquids when mixed?
• What is the density of gold at 20 °C?
• Which expression correctly defines the Newton in base SI units?
• What does temperature measure?
• What actions can individuals take to combat climate change?
• What is the standard unit for temperature?
• Which of the following is an example of a non-renewable resource?
• What does a conclusion in a scientific experiment indicate?
• Which ecological system includes the land and rocks?
• Who developed the atomic theory of matter?
• What is 1 kilometer in meters?
• What is the SI base unit for measuring mass?
• Which of the following is an example of an extrinsic property?
• What actions can individuals take to improve urban sustainability?
• What are the three pillars of sustainability commonly referenced?
• What is the purpose of doing background research in scientific inquiry?
• Which statement best reflects Goal 13's purpose?
• Why are oceans essential for our planet?