ENERGY

If something is moving, what kind of energy does it have?

• Gravitational Potential

• Kinetic

• Chemical Potential

• Thermal

If an object is sitting still in a position above the ground it has

• Kinetic energy

• Chemical potential Energy

• Gravitational potential energy

• Thermal energy

What is the difference between an energy transformation and an energy transfer?

• The energy type changes in a transformation.

• The energy type doesn't change in a transformation.

• The energy type changes in a transfer.

• They are the same.

The energy transformation that takes place in a hand warmer is thermal to chemical potential.

• True

• False

What causes objects to change, move or do work?

• Chemicals

• Falling objects

• Heat

• Energy

A foot kicking a soccer ball is an example of a(n)

• Energy transformation

• Energy transfer

• Chemical reaction

• Exothermic reaction

Which 2 things affect kinetic energy?

• Mass

• Sound

• Light

• Velocity

The energy transformation on a roller coaster is

• chemical potential to thermal

• sound to kinetic

• gravitational potential to kinetic

• kinetic to chemical potential

Recording marble speeds on roller coaster ramps with photogates proved that the most kinetic energy is at the bottom of the tallest hill.

• True

• False

If you dropped a can on a piece of clay, at which height would it have the least amount of gravitational potential energy?

• 25 cm

• 50 cm

• 75 cm

• 100 cm