1. 200 300 400 500 100 200 300 400 500 100 200 300 400 500 100 200 300 400 500 100 200 300 400 500 100 ENERGY TRANSFER CIRCUITS HEAT ENERGY TRANS FORMATION SERIES OR PARALLEL

2. Question Column 1-100 Materials that allow thermal or electrical energy to easily pass through them are called _______________

3. Answer Column 1-100 Conductors

4. Question Column 1-200 Conduction is energy transfer because two objects are ______________.

5. Answer Column 1-200 Touching

6. Question Column 1-300 Materials that do not allow thermal energy to pass through them easily are called _______________.

7. Answer Column 1-300 Insulators

8. Question Column 1-400 Identify the type of energy transfer that occurs when my feet get burned when I walk across the sandy beach. Explain how the energy is transferred.

9. Answer Column 1-400 Conduction Thermal energy transfers from the hot sand to my feet.

10. Question Column 1-500 Which of the following items would you predict to be conductors – eraser, spoon, silver earring, popsicle stick, battery.

11. Answer Column 1-500 spoon silver earring battery

12. Question Column 2-100 Is the circuit below open or closed? How do you know?

13. Answer Column 2-100 Open (The electric current stops flowing when the switch is up.)

14. Question Column 2-200 A device that can open or close a circuit by lifting the arm is called a…

15. Answer Column 2-200 Switch

16. Question Column 2-300 How many paths, or loops, of current does a parallel circuit have? a.One b.More than one c.None

17. Answer Column 2-300 B More than one

18. Question Column 2-400 What happens to the other lights when you turn off a light in a series circuit and why?

19. Answer Column 2-400 The other lights turn off. (There is only one path of electric current so the circuit is now open.)

20. Question Column 2-500 What happens to the brightness of the bulbs in a series circuit when you add another bulb and why?

21. Answer Column 2-500 The bulbs become dimmer. (They share the energy from the battery since there is only one path of current.)

22. Question Column 3-100 Define temperature.

23. Answer Column 3-100 The measure of the amount of thermal energy in a substance

24. Question Column 3-200 What tool do scientists use to measure temperature? a.Barometer b.Anemometer c.Telescope d.Thermometer

25. Answer Column 3-200 D Thermometer

26. Question Column 3-300 How does thermal energy transfer between hot chocolate and a marshmallow?

27. Answer Column 3-300 Thermal energy transfers from the hot chocolate to the cooler marshmallow.

28. Question Column 3-400 What should you use to take a hot cookie sheet out of the oven? a.Aluminum foil b.Cloth oven mitts c.Your bare hands

29. Answer Column 3-400 B Cloth oven mitts

30. Question Column 3-500 Using words and arrows, show the heat energy transfer from hot chocolate to your hand which is holding the cup. _____ (arrow) _____(arrow) _______

31. Answer Column 3-500 Hot chocolate cup hand

32. Question Column 4-100 Identify the type of energy found in a battery.

33. Answer Column 4-100 Chemical

34. Question Column 4-200 Identify the type of energy that is produced when electrons are in motion (found in a wire).

35. Answer Column 4-200 Electrical energy

36. Question Column 4-300 List the energy transformations that take place in the simple circuits that we created in class. (device= light bulb)

37. Answer Column 4-300 Chemical energy to electrical energy to thermal energy to light energy.

38. Question Column 4-400 Using words and arrows, show the energy transformation that occurs when I turn on my Ipod.

39. Answer Column 4-400 Chemical energy electrical energy sound energy

40. Question Column 4-500 Using words and arrows, trace the energy transformation in our circuit with the buzzer.

41. Answer Column 4-500 Chemical energy electrical energy electromagnetic energy sound energy

42. Question Column 5-100 I have only one path for electric current to travel.

43. Answer Column 5-100 Series Circuit

44. Question Column 5-200 If one light burns out, the other lights will stay lit.

45. Answer Column 5-200 Parallel circuit

46. Question Column 5-300 When another battery is added, the bulb gets brighter.

47. Answer Column 5-300 Series Circuit

48. Question Column 5-400 If I plug in my holiday lights, and I notice two do not work, they must be wired in this type of circuit.

49. Answer Column 5-400 Parallel Circuit

50. Question Column 5-500 Each device has its own path of electric current.

51. Answer Column 5-500 Parallel circuit