1.how can light waves from the sun be converted to electricity?

a through an electric heater
b through a solar cell
c through a hydroelectric dam
d through the process of fission
2.which statement best describes the law of conservation of energy?

a energy can be destroyed but not created.

b the conservation of energy is unrelated to the conversion of energy.

c energy cannot be created or destroyed.
d natural resources need to be conserved.
3.which example best describes the conversion of chemical energy to mechanical energy?

a electricity boiling water

b sunlight warming the ground

c fuel being combusted to power a rocket