solar energyLight energy is needed to initiate. This energy is stored as chemical energy
Potential Energy.It is energy waiting to e released.
you just need to be pretty
Sunlight .
sunlight
Heat energy cause it stops and let's off all the heat it just gained from the train tracks.
2 things. One you made a typo in your question - It is go no gp. Second, It matters what kind of train you have - What scale.
Heat, from the friction in the brakes.
sun and water
solar
Depends, Some use Fossil fuels and some use electricity
steam train