1. Chapter 16 Review Game Some answers will require an explanation for credit Make sure you answer completely, or the other team may steal 5 bonus points on test for winning team To get bonus you must get at least 1 correct answer

2. 1 Matter can be divided into what 2 categories Mixtures & substances

3. 2 Matter is anything that has _____Mass_______ & takes up ______space______ ___

4. 3 A Homogeneous mixture contains more than one form of matter, and is the same throughout.

5. 4 A heterogeneous mixture is not mixed evenly throughout; some parts can have a higher concentration of one substance than the others.

6. 5 Boiling is when a liquid enters the gas state.

7. 6 An element contains only one kind of atom.

8. 7 A compound is a substance that contains more than one type of atom.

9. 8 The fourth state of matter is plasma, and it is a superheated form of matter.

10. 9 Substances can not be separated into different kinds of matter by physical means.

11. 10 Sublimation is when a solid enters directly into the gas state.

12. 11 Condensation is when a gas enters the liquid state.

13. 12 In the lab you use liquid displacement to find the volume of an irregular object.

14. 13 If you wanted to find the mass of a large collection of similar objects, you could find the mass of one and multiply by the number of objects.

15. 14 During any phase change, the temperature: Stays the same

16. 15 Can Liquid water and steam both exist at 100° C? YES

17. 16 What general rule can you state about the relationship between phase changes and temperature? The temperature stays constant

18. 17 What happens to the volume of almost all substances when it is cooled? It decreases

19. 18 What happens to the density of a solid when it cools? It increases

20. 19 During which phase are the particles moving slowest? Solid

21. 20 Which contains less heat energy, ice or freezing water? Ice- particles in the liquid state are vibrating faster than particles in the solid state. Liquid particles have more kinetic energy

22. 21 Which has a larger volume, liquid mercury or solid mercury? Liquid- The particles have more kinetic energy & need more room to move

23. 22 Why is the 4th state of matter the most abundant in the universe? Stars are the largest objects in the universe and they are made of plasma

24. 23 What is the difference between an atom and a molecule? A molecule is made up of more than one of the same atom or 2 or more different atoms chemically bonded.

25. 24 What is the difference between an element and a compound? Element is made of only one type of atom, compound is made up of 2 DIFFERENT elements chemically bonded

26. Is it a mixture or a substance- then is it homogeneous or heterogeneous. 25 Salt Homogeneous substance

27. Is it a mixture or a substance- then is it homogeneous or heterogeneous. 26 Sand Heterogeneous mixture

28. Is it a mixture or a substance- then is it homogeneous or heterogeneous. 27 Vanilla ice cream Homogeneous mixture

29. Is it a mixture or a substance- then is it homogeneous or heterogeneous. 28 Unopened soda Homogeneous mixture

30. Is it a mixture or a substance- then is it homogeneous or heterogeneous. 29 Trail mix Heterogeneous mixture

31. Is it a mixture or a substance- then is it homogeneous or heterogeneous. 30 Water Homogeneous substance

32. Is it a mixture or a substance- then is it homogeneous or heterogeneous. 31 Salt water Homogeneous mixture

33. Is it a mixture or a substance- then is it homogeneous or heterogeneous. 32 Fudge ripple ice cream Heterogeneous mixture

34. Is it a mixture or a substance- then is it homogeneous or heterogeneous. 33 Dirt Heterogeneous mixture

35. Is it a mixture or a substance- then is it homogeneous or heterogeneous. 34 Poop Heterogeneous mixture

36. Is it a mixture or a substance- then is it homogeneous or heterogeneous. 35 Plutonium Homogeneous substance Homogeneous substance

37. True or False 36 Everything must be made up of matter. False- ideas are not made up of matter, all OBJECTS are made up of matter

38. True or False 37 6.35 has three significant figures True

39. True or False 38 0.00037 has two significant figures True

40. True or False 39 Temperature is the only factor that has an effect on a substance changing state False- pressure has an equal effect

41. True or False 40 Lightening is a form of plasma True