Question

It is obtained from the rays of the sun. It can be changed into thermal energy and used for heating homes and water.

It can also be used for generating electrical energy using photovoltaic cells.

This energy is obtained from the moving wind. This energy can be used for grinding crops, for pumping water, and for cutting wood at sawmills. We can also use windmills to generate electricity.

This energy is obtained from the organic wastes (plant and animal wastes). When these organic wastes rot, a gas is released. This gas can be used for cooking, lighting and generating electricity. This energy is obtained from the hot water emerging from​

Answer 1

Answer:

1)solar technology

2)solar thermal technology

3)wind energy

4)biogas

Answer 2

Explanation:

solar technology

solar thermal technology

wind energy

biogas