5.2 Energy Transformations

Front

Electrical Energy is transferred to _____ Energy.

Back

Thermal

Front

Order of energy transformations when green plants produce food from the Sun’s energy?

Back

light to chemical

Front

Energy transformations occur when...

Back

energy changes from one form to another

Front

The roller coaster cart has the most gravitational potential energy at position- Options: W, X, Y, Z

Back

W

Front

The roller coaster cart has the most kinetic energy at position: X, W, Y, Z

Back

X

Front

"Energy can be transformed from one form into another or transformed from one region or another, but energy cannot be created or destroyed."
Which law is this?

Back

Law of Conservation of Energy

Front

Friction stops moving objects by transforming kinetic energy into ________. Options: potential energy, thermal energy, chemical energy, elastic energy.

Back

thermal energy

Front

Which skier will have more kinetic energy at the bottom of the ramp? Options: The blue skier, The yellow skier, They will have the same amount of kinetic energy, It is impossible to tell from the information given.

Back

The blue skier.

Front

A tennis ball is thrown into the air. At which position will its PE and KE be the same? Options: Position A, Position B, Position C, The PE and KE will be the same at each position.

Back

Position B

Front

What is the PE for the skier at point C in the picture?

Back

PE = 15,000 J