Energy Transformations

An example of a circuit using electric current to make light energy is a

• flashlight

• electromagnet

• lantern

• radio

Batteries are a way to store ___________.

• magnetic energy

• kinetic energy

• electric energy

• thermal energy

Battery ------> ​ (a)   ------> Light bulb will not glow

• a broken circuit
• complete path
• a spark is created
• lightning is created

A material that stops or slows the flow of energy is a(n) ___________.

• solar cell

• battery

• insulator

• conductor

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Electric Current flows ________________

• inside a wire

• through every type of material

• in two directions at once

• through an open switch

Which is an example of kinetic energy?

• a parked car

• a train rolling down a track

• a rock at the top of a cliff

• a flashlight battery

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Which of the following cannot be converted into electricity?

• a motion caused by wind

• an open switch in a circuit

• solar energy from the Sun

• stored food in fossil fuels.

Emily and her science lab partner made a complete circuit by attaching a lightbulb to some wires and a battery. Which best describes the flow of energy in the complete circuit?

• lightbulb, wire, battery, lightbulb

• battery, wire, lightbulb, battery

• battery, lightbulb, battery, lightbulb

• wire, battery, wire, battery

A path through which electric current can flow is called a(n)__________

• circuit

• switch

• electromagnet

• generator

Which is a device that produces electric current by spinning an electric coil between the poles of a magnet?

• generator

• magnetic engine

• switch

• battery

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