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| 1. LORAS | ____________ energy comes from the sun. |
| 2. NIWD | Renewable energy sources include ____________, sun, and falling water, and can never be used up. |
| 3. SUE ESLS | To conserve means to _______ ___________ of something, or to use it more carefully so it lasts longer. |
| 4. EGERYN | Your conservation efforts make your home more ____________-efficient. |
| 5. THEA | Global warming means that the Earth is getting too warm because certain gases in the air trap ____________ from the sun. |
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