Summative: Transformation of Energy

The movement of electrons through a wire

• Electrical
• Potential
• Kinetic
• Chemical

The energy of motion

• Kinetic
• Potential
• Chemical
• Electrical

Stored energy

• Chemical
• Electrical
• Kinetic
• Potential

Energy in the bonds of molecules (released during a reaction)

• Kinetic
• Chemical
• Radiant
• Potential

A chemical reaction that releases energy

• Endothermic
• Electrical
• Exothermic

heat energy (from the movement of atoms); measured with a thermometer

• radiant
• electrical
• thermal
• potential

A chemical reaction that absorbs energy

• Endothermic
• Electrical
• Exothermic

Which statement is NOT true (false) regarding the energy of the roller coaster shown below?

• A. The car at point C has less kinetic energy than the car at point B.
• B. The car at point A has more kinetic energy than the car at point C.
• C. A car at point A has more potential energy than the car at point C.
• D. A car at point D has more potential energy than the car at point B.

If something slides from the top of a ramp to the bottom, where does it have the most potential energy?

• A. Equal at all locations
• B. At the bottom.
• C. At the top.
• D. At the exact middle of the ramp.

Where would an object have the most potential energy?

• A. Being held 1m off the ground.
• B. On top of a 3m ladder.
• C. Hanging 20m from the ground.
• D. Resting on the ground.