Question

b) what are the sources of electric energy?

c) to what other forms of energy can electricity be converted?

d) Is electricity a renewable source of energy?

Answer 1

b) Coal, natural gas, nuclear fission reactions, sunlight, wind, and hydropower.

c) It can be converted to:

• Light > Bulbs

• Sound > Speakers

• Kinetic Energy > Motors

• Chemical > Charging Battery

• Heat > Heaters

• Potential Energy > Pumping Water Overhead

• Magnetic Energy > Coil

d) The coal, oil or gasoline are limited energy sources, so it is not renewable because it will end someday.

But sources such as solar, wind or geothermal are always renewable.

Abraço!