Q: Solar cells turn sunlight directly into what?


Read this paragraph and choose the correct option from the provided answers:

Solar energy is used to heat homes and water, and to make electricity. Scientists and engineers have many ways to get energy from the Sun ( Figure below ). One is by using solar cells. Solar cells are devices that turn sunlight directly into electricity. Lots of solar cells make up an individual solar panel. You may have seen solar panels on roof tops. The Sun’s heat can also be trapped in your home by using south facing windows and good insulation.

 Choices:

- gas

- water

- cold

- electricity


A:
electricity