Unit 3 Energy TEST

A girl turned the light off and went to bed.

She remembered she had accidentally left her glass of ice water on the counter.

When she got up the next morning, the ice had melted.

What form of energy caused the ice to melt?

• sound energy

• light energy

• mechanical energy

• thermal energy

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Which form of energy is produced when a guitar string vibrates?

• sound energy

• chemical energy

• electrical energy

• light energy

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

A student created an electrical circuit, shown below.

• The electrical circuit is working.

• The electrical circuit is open.

• The electrical circuit is complete.

• The electrical circuit is closed.

Which forms of energy from the Sun reach the Earth?

• light and mechanical

• thermal and electrical

• light and thermal

• mechanical and thermal

Which of the following represents a transfer of mechanical energy?

• a baseball batt hitting a ball

• music coming from a speaker

• light beaming from a flashlight

• an oven heating a meal

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

A bell was placed by the cash register in a busy store. Customers tap the bell to ring it when they are ready to pay for their purchases. Which type of energy causes the bell to ring?

• Sound energy causes the bell to ring.

• Electric energy is used to ring the bell.

• Customers use the sense of touch to make the sound.

• Mechanical energy is used to tap the bell and produce sound.

All of the following items listed below are CONDUCTORS except?

• brass

• copper

• rubber

• iron

Which part of the lamp system shown above could be removed and the lamp still work?

• the lamp shade

• the electrical cord

• the light bulb

• the wall outlet

______________ in water can transfer

energy and cause objects to move.

• Motion

• Waves

• Conductor

• Flow

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

A student tried to create an electrical circuit. He connects a wire to post A on the light fixture and the positive post of the battery as shown in the picture below.

• Add a wire to post B on the light fixture and connect it to the positive post of the battery

• Add a wire to post A on the light fixture and connect it to the positive post of the battery

• Add a wire to post B on the light fixture and connect it to the negative post of the battery

• Add a wire to post A on the light fixture and connect it to the negative post of the battery

Tags

NGSS.MS-ETS1-1