NC 4.P.3.1

Zane toasts bread in the toaster. Which type of energy causes the bread to toast?

• heat

• light

• magnetic

• sound

What happens when the same poles of two different magnets are brought closer together?

• They do not affect each other.

• They will attract each other.

• They will break each other.

• They will repel each other.

In which situation is energy most likely converted from light to electricity?

• Sunlight shines on solar panels to produce electricity.

• Magnets spin inside a turbine to make electricity.

• Sunlight heats a lake, causing evaporation.

• A gas stove heats an iron frying pan.

Which action would produce the greatest amount of sound energy?

• hitting a drum

• heating of iron

• lighting a candle

• swimming in water

A cheerleading team is performing a cheer during a football game. A few of the cheerleaders are using a megaphone. What form of energy causes a megaphone to vibrate when being used?

• light energy

• electrical energy

• heat energy

• sound energy

Which form of energy would most likely cause an iron object to move quickly?

• heat

• light

• sound

• magnetic

Which form of energy would be produced when energy from a battery is transferred to a buzzer?

• heat

• light

• sound

• wind

A magnet is placed under a table, and paper clips are placed on top of the table. Which best explains what will happen when the magnet is moved around under the paper clips?

• The paper clips will not move.

• The paper clips will fly off the table.

• The paper clips will be pulled across the table.

• The paper clips will be pushed across the table

Which energy transfer occurs when an oil lamp is lit?

• sound energy to wave energy

• light energy to magnetic energy

• electrical energy to sound energy

• chemical energy to heat and light energy

Which form of energy does an electric lamp release in the largest amount?

• light

• magnetic

• mechanical

• sound