Energy Assessment Prep
| # | Answer |
|---|---|
| 1 | Energy is the ability to do work or cause change in Earth’s systems. |
| 2 | The Sun. |
| 3 | By radiation. |
| 4 | Chemical energy. |
| 5 | It comes from heat inside Earth. |
| 6 | The Sun heats water, causing evaporation and helping drive the water cycle. |
| 7 | 300 J. |
| 8 | Renewable energy sources are naturally replaced on a short timescale, while nonrenewable energy sources take very long to form and can be used up. |
| 9 | Darker surfaces reflect less sunlight and absorb more of it. |
| 10 | It can heat the atmosphere and drive winds, and it can warm the land or ocean surface, causing changes such as evaporation or melting. |