Renewables source of energy

Question 1

What is PV cell

Answer 1

A pohotovoltaic cell converts energy from sunlight into electricity

Question 2

What is a biomass

Answer 2

Plant or animal material used as fuel

For e.g; wood and waste from farms

Question 3

Name some renewable sources of energy

Answer 3

1) Some power stations burn biomass or waste to boil water for steam to spin their turbines.

2) In a hydroelectric power station, a fast flowing river spins the turbines to make electricity

3) On a wind farm, the wind turns the blades that are joined to the turbine.

4) Tides can also spin turbines.

5) Solar farms use sunlight which strikes PV cells, giving electricity

Question 4

Advantages of solar panels

Answer 4

clean and renewable
environmental benefits

Question 5

Disadvantages of solar panels

Answer 5

location and sunlight availability
space requirements