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Unit 2 Study Session

Unit 2 Study Session. Which of these is NOT matter?. Kite Air Heat Apple. Which is an example of a physical change ?. Cutting paper Dying your hair Roasting hot dogs Fireworks. Which is an example of a chemical change?. Spreading butter Throwing a ball Slicing bread Digesting Food.

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Unit 2 Study Session

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  1. Unit 2 Study Session

  2. Which of these is NOT matter? • Kite • Air • Heat • Apple

  3. Which is an example of a physical change? • Cutting paper • Dying your hair • Roasting hot dogs • Fireworks

  4. Which is an example of a chemical change? • Spreading butter • Throwing a ball • Slicing bread • Digesting Food

  5. Which best describes a tossed salad? • Element • Mixture • Compound • Solution

  6. Which of the following is an element? • Carbon dioxide (CO2) • Sodium chloride (NaCl) • Air (C, N, O) • Gold (Au)

  7. Dissolving sugar in water is… • Solubility • Physical Change • Chemical Change • Both (1) and (2)

  8. States of matter change by adding or removing… • Atoms • Matter • Energy • Particles

  9. A compound is… • Chemically combined • Physically combined • A pure substance • Found on the periodic table

  10. You slice a loaf of bread. What happens to the mass? • Mass goes up • Mass goes down • Mass stays the same • Mass changes in an hour

  11. A ping pong ball floats. What term describes floating and sinking? • Density • Gravity • Weight • Volume

  12. Gravitational force is… • Matter • Volume • Weight • Mass

  13. Amount of space taken up is…. • Matter • Volume • Weight • Mass

  14. Water on the outside of a glass of ice water… • Freezing • Vaporization • Condensation • Sublimation

  15. A substance losing energy and becoming organized and compact… • Freezing • Vaporization • Condensation • Sublimation

  16. How many variables are in an experiment? • None • One • Two • Three

  17. Which variable is the test (manipulated variable) • Independent • Dependent • Control • Scientific

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