Phys sci ch 16 TEST REVIEW ANSWER ON SEPARATE PAPER ____ 1. Matter that has a definite volume and a definite shape is a ____.

____ 2. Matter in which atoms are tightly held in place is a ____.

____ 3. A gas-like mixture with no definite volume or shape that is made up of positively and negatively charged

particles is a ____.

____ 4. Matter with no definite volume and no definite shape is a ____.

____ 5. Matter that has a definite volume but no definite shape is a ____.

____ 6. Matter in which the particles are free to move in all directions until they have spread evenly throughout their

container is a ____.

____ 7. Most matter ____ when heated.

____ 8. The theoretical point at which all molecular motion stops is called ____.

____ 9. Compared to most substances, water is unusual because it ____ when it goes from the liquid to solid state.

____ 10. The amount of energy needed to change a material from a solid to a liquid is called the heat of ____.

____ 11. The amount of energy needed to change a material from a liquid to a gas is called the heat of ____.

____ 12. According to ____, if you decrease the volume of a container of gas and hold the temperature constant, the

pressure of the gas will increase.

____ 13. According to ____, the volume of a gas increases with increasing temperature, as long as pressure does not

change.

____ 14. According to ____, the buoyant force on an object in a fluid is equal to the weight of the fluid displaced by

the object.

____ 15. According to ____, as the velocity of a fluid increases, the pressure exerted by the fluid decreases.

____ 16. According to ____, pressure applied to a fluid is transmitted unchanged throughout that fluid.

____ 17. Hydraulic machines work by applying ____.

____ 18. As a sample of matter is heated, its particles ____.

____ 19. The most common state of matter in the universe is ____.

____ 20. Increasing ____ raises the boiling point of a liquid.

____ 21. A fluid’s resistance to flow is called ____.

____ 22. As the temperature of a gas increases, the volume of the gas will ____ if the pressure remains the same.

____ 23. As the volume of a gas decreases, the pressure of the gas will ____ if the temperature remains the same.

24. The SI unit of pressure is the ____________________.

25. Matter found in stars is in the ____________________ phase.

26. Solids that do not have a crystal form or definite melting point are called ____________________.

27. Some high-altitude balloons are only partially filled when they are released from the ground. Using Boyle’s

law, explain why the balloons are only partially filled. Assume the air temperature remains constant.

28. A cold glass will collect moisture on a hot, humid day. Explain this event according to the kinetic theory of

matter.

29. Which of the states of matter can you force into a smaller volume? Explain.

30. Will more or less of a large ship be above the water in a FRESHWATER river compared to the same ship

open ocean? Why?

31. What will happen to the size of a balloon when it is placed in a freezer? Explain.

32. What strange property of water does a glass of ice water illustrate?