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Dekalb Reads Assignment 2.2A

MATTER AND ENERGY

Read pages 45-48 and answer the questions

  1. What happens to atoms or molecules when the temperature increases?
  2. What happens to some of the molecules of the cookie dough as the temperature in the oven increases?

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  3. What are the common states of matter?
  4. Name the theory that explains the differences between the states of matter.
  5. How do the three states of matter differ form each other?
  6. Explain the behavior of gas particles.
  7. Explain the behavior of liquid particles.
  8. Explain the behavior of solid particles.
  9. A Helium gas balloon goes flat more quickly than a balloon filled with air. Why?
  10. If you leave a jar of perfume open, you can smell it across the room. Why?
  11. What is the speed of Oxygen molecules?
  12. What is the speed of Helium molecules?
  13. How do you explain the pressure inside the balloon?
  14. When does a balloon pop?
  15. What happens to a gas if there is a lot of pressure inside the container?
  16. Why does a solid have a definite shape?
  17. Can the particles in a solid change their position?
  18. How are the particles arranged in most solids?
  19. Compare the particles of a liquid and a solid.
  20. Why are liquids and gases classified as fluids?
  21. How is the property viscosity determined?
  22. Why does honey flow more slowly than lemonade. Explain your answer in terms of viscosity.

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  23. Define viscosity.
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