2. Choose a category. You will be given the answer. You must give the correct question. Click to begin.

3. Elements States of Matter Empty 10 Point 20 Points 30 Points 40 Points 50 Points 10 Point 20 Points 30 Points 40 Points 50 Points 30 Points 40 Points 50 Points Chemical Physical Change Matter

4. How would you find the volume of a liquid?

5. Use a measuring cup. Back

6. How would you find the volume of a toy box?

7. Multiply the length, height and width. Back

8. If you pour a pitcher of tea into 12 cups does the volume change? Explain

9. The volume stays the same because we didn’t lose any liquid. Back

10. Suppose you buy a toy that comes in a box. You take the toy out of the box to play with it. How does the mass and volume of the box compare before and after you take the toy out?

11. The of the box would be the same. The mass of the box would go down when you take the toy out. Back

12. What do we call a combination of two or more substances that are evenly mixed?

13. What is a solution. Back

14. What do we call the center of an atom, where the protons and neutrons are.

15. What is the nucleus. Back

16. What do we call a chart that organizes elements by atomic number.

17. What is the periodic table. Back

18. What do we call a particle with a negative charge?

19. What is a electron. Back

20. What do we call two or more atoms joined together?

21. What is a molecule. Back

22. What do we call a particle with a positive charge?

23. A proton. Back

24. What kind of change is grinding chalk into powder?

25. What is a physical change. Back

26. What type of change is cutting an apple into pieces?

27. What is a physical change. Back

28. What type of change is a nail rusting?

29. What is chemical change. Back

30. Is melting butter to make cookies a physical or chemical change? Explain.

31. Melting butter is a physical change because it changes a state or matter. Back

32. What are three changes that may show a chemical change?

33. A change in color, bubbles, or burning. Back

34. What are the three states of matter?

35. Solid, liquid, Gas Back

36. How are particles arranged in a solid?

37. They are close together. Back

38. How are melting and freezing different?

39. Melting changes from a solid to a liquid and freezing changes from a liquid to a solid. Back

40. How are melting and freezing alike?

41. They both change the state of matter. Back

42. You go to the grocery store and see a head of lettuce on sale for one dollar a head. All the heads of lettuce are about the same size. They have the same volume. Which head should you choose? What could you do to make sure you are getting the best deal?

43. I would see which one has a greater mass. Back

44. How many elements is a mixture of iron, copper, and zinc?

45. What is three. Back

46. What element has an atomic number 79?

47. What is gold. Back

48. Answer 3e

49. Question 3e

50. Answer 4e

51. Question 4e

52. Answer 5e

53. Question 5e

54. Make your wager

55. One forest is cut down to build a shopping mall. Another forest is almost destroyed by a forest fire. Which forest is more likely to grow back?

56. The forest that was cut down in order to build a shopping mall will not grow back unless the shopping mall is torn down and the area is left alone. Although the other forest was damaged by the fire, a new forest ecosystem will develop over time through ecological succession. Back