Unit 9 - Work and Energy Practice Test

Energy from stretching an object is

• gravitational

• pulling

• elastic

________ energy is stored in batteries.

• thermal

• kinetic

• chemical

_________ energy is stored in particles/bonds of matter.

• chemical

• electrical

• mechanical

_________ energy flows in a circuit.

• chemical

• thermal

• electric

Food is stored ________ energy.

• mechanical

• thermal

• chemical

Light bulbs give off these two forms of energy:

• chemical and light

• thermal and electric

• heat and light

Choose the conversion flow for a smart phone.

• electrical to chemical to light

• chemical to electrical to light

• chemical to mechanical to light

An object has the most potential energy

• when it is rising

• at its highest position

• when it is falling

Microwaves produce

• chemical energy

• electrical energy

• radiant energy

An object sitting on the highest shelf

• has more potential energy

• has more kinetic energy

• has more thermal energy