Solar Energy. Solar backpack Solar backpacks Solar heater.

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Presentation transcript:

Solar Energy

Solar backpack

Solar backpacks

Solar heater

Solar cooker

Archimedes

Comprehension Check Question p

1.Robert Harrison went to L.A. by plane, two months ago.

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

3. The solar backpack needs the battery.

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

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

6. Solar devices didn’t work at night.

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

8. What did Archimedes do with mirrors?

9. When was the solar heater was invented?

10. Why was a solar cooker not popular?