The ability to do work or to cause change is called.........
energy
The.............is the main source of energy on Earth's surface
sun
moon
Mars
fire
stored energy is ..................
potential energy
The stored energy in food, fuels, and batteries is .........................
chemical energy
A car moves when the chemical energy stored an gasoline changes to .............
kinetic energy
The energy of moving particles is called..............
thermal energy
what is this?
spacecraft
what are these
solar panels
What makes electricity in spacecrafts?
generators
Solar panels get light from the sun and transform it into electricity (true or false?)
true
Solar panels produce energy when there is no sunlight (true/false?)
false
