How does solar energy works?

What is solar energy?

• Energy generated by wind

• Energy generated by fossil fuels

• Energy generated by the sun

• Energy generated by water

How do solar panels work?

• They convert heat into electricity

• They convert wind into electricity

• They convert sunlight into electricity

• They convert water into electricity

What material is used in solar cells?

• Silicon

• Copper

• Aluminum

• Iron

What happens to solar panels at night?

• They store energy

• They do not generate electricity

• They generate electricity

• They operate with grid energy

What is an advantage of solar energy?

• It is renewable

• It is expensive

• It produces harmful gases

• It cannot be used at home

What are solar farms?

• Fossil fuel power plants

• Small installations in homes

• Large areas with many solar panels

• Wind energy installations

What type of energy do solar panels use?

• Wind energy

• Thermal energy

• Light energy

• Geothermal energy

What happens if you cover the solar cells of a calculator?

• The calculator heats up

• The calculator turns off

• The calculator generates more energy

• The calculator keeps working

Why is the orientation of solar panels important in the northern hemisphere?

• They should be oriented to the west

• They should be oriented to the north

• They should be oriented to the east

• They should be oriented to the south

What is needed to store the energy generated by solar panels?

• Batteries

• Water

• Wind

• Gas