Energy

Energy can be converted into different forms. Steam was used in the early part of last century to move huge steam trains. Describe the energy transformations starting with "Solar energy".

Solution

wood was used as fuel for steam trains.
A toy plane changes stored elastic energy into kinetic energy as the propeller spins.

Some examples include:.

-A car has energy (kinetic) it can push itself along the road overcoming the forces of friction and air resistance.

-Petrol in the car has energy. It supplies energy to the engine to push the car along the road.

-A book resting on the top shelf has energy. It can fall and cause something else to move.

Try this worksheet on energy conversions during a model rocket launch.

Exercises on energy transformation

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