1. States of
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2. When heat is added to a solid it changes into a liquid
When heat is added to a solid it changes into a liquid. What it is the result?

3. Melting

4. At what point do solids become liquids?

5. Melting Point

6. Water vapor cools to form clouds. What is this called?

7. Condensation

8. The particles of a ______ are packed tightly together and can only vibrate.

9. Solid

10. The Particle Theory of Matter states that all matter is made of ______

11. Atoms (“All matter is made of atoms in constant motion”.)

12. What type of change happens when water is cooled to its freezing point and becomes ice?

13. Physical Change

14. What is it called when matter changes from one state of matter to another?

15. Physical Change

16. While conducting an experiment a student burned marshmallows
While conducting an experiment a student burned marshmallows. What type of change happens?

17. Chemical Change

18. Cutting and mixing matter will not change its ____.

19. Mass

20. Water freezes at_______ and boils at ______ degrees Celsius.

21. Freezes at 0 and boils at 100 degrees Celsius.

22. Ice is the form of water with particles moving the ____.

23. Slowest

24. _____ do not have a definite shape and fill up any available space.

25. Gasses

26. Mr. Castillo drains the last drops out of a soda bottle, is it now empty?

27. No ( Air now takes up space in the bottle.)

28. Why does ice float?

29. It has less Density

30. The diagram shows changes in the states of water
The diagram shows changes in the states of water. What process is X called?

31. Melting

32. What units of measurement are used for DISTANCE? (length)

33. Millimeter, Centimeter, Meter, Kilometer

34. What units of measurement do we use for LIQUIDS? (volume)

35. Milliliter, Liter

36. What units of measurement do we use to measure MASS?

37. Gram, Kilogram

38. What unit of measurement do we use for TEMPERATURE?

39. Degrees Celsius

40. You find a broken beaker in the closet, what do you do?

41. Tell the teacher

42. Protons & Neutrons make up what part of the atom?

43. Nucleus

44. Atoms join together to form _____.

45. Molecules

46. Matter that consists of two or more substances mixed together, but NOT chemically combined is called a ____.

47. Mixture

48. Pure substances made from only ONE type of atom are called ___?

49. Elements

50. What properties does water have at 102 degrees Celsius?

51. It will fill all space in its container. (GAS)