Non-renewable resources are also called (inexhaustible/exhaustible) resources.

The photovoltaic cells can directly convert solar energy into electricity. True or false?

The …………… hydroelectric project is built on the Mahanadi river.

Write one-word answer:

1. This solar-thermal appliance is used to cook food.
2. These devices are installed in areas with high wind velocity.
3. Hydroelectricity is an example of this energy resource.
4. This variety of coal has about 90 per cent carbon content.
5. Petroleum occurs in this type of rock.