1. 4. Energy for the Future Solar Energy: past, present, future

2. Solar backpack

3. Solar backpacks / solar cell

4. Solar heater

5. Solar cooker

6. Archimedes

7. Comprehension Check Question 10 58-59p

8. 1.Robert Harrison went to L.A. by train two months ago.

9. 2. Robert Harrison went to L.A with a solar backpack.

10. 3. The solar backpack changes sunlight from electricity.

11. 4. A solar heater was invented before Archimedes used solar energy.

12. 5. There was not a solar cooker in the 1700s.

13. 6. Robert couldn’t finish the report because of sunlight.

14. 7. When a solar heater and cooker were invented, many people bought them.

15. 8. When was the solar heater was invented? ( 영어 단답형 )

16. 9. Why was a solar cooker not popular? ( 영어 문장으로 )

17. 10. What did Archimedes do with mirrors? ( 한글로 )

18. POP Quiz

19. A small country in Central or South America that relies on the export of fruit. - "blank" Republic

20. The female Japanese author of, etc. 요시모토 "blank"

21. A boat shaped like this is popular in recreational sports - "blank" boat

22. 60p 1. Three Canadians invented the solar cell in 1953.

23. 2. At first, solar cells were bigger and heavier than now. 60p

24. 3. A lot of scientists think that the future of solar energy is bright. 61p

25. 4. Solar backpacks do not need batteries. 60p

26. 5. Why was the solar cell a great invention? ( 영어로 ) 60p

27. 6. Write 2 good things of solar energy. ( 한글로 ) 61p

28. Robert is a 35-year-old businessman. He lives in New York City. Robert is a 35-year-old businessman. He lives in New York City. who

29. convenient easy and quick to use

30. convenien ce store convenien t

31. businessman

32. protect …(from) make sure that somebody or something is not harmed

33. things relating to sun solar

34. Electricity A form of energy / it is used for heating and lighting

35. mirror a piece of flat glass that reflects images

36. battery small devices that provide the power for electrical items

37. device A piece of equipment that is designed to do a particular job

38. Sunlight the light that comes from the sun during the day.

39. burn  Something is on fire.

40. ship A large boat that carries people or goods

41. heater a machine for making air warmer

42. invent to produce or design something that has not existed before

43. daytime vs.

44. Expensive cheap high in price

45. hit

46. cell a device for producing an electric current( 전류 )

47. run out it is finished or used up

48. bright Shining strongly

49. directly

50. Run out sheep expensive convenience store ship convenient cell burn mirror protect indirectly sunlight run out solar hit daytime battery cheap run of directly bright dark chip lunar night heater