House hold items
Safety & Care
How Batteries Work
Types of Batteries
Battery Basics
100

Batteries power these portable lights.

What is a Flashlight 

100

Do not put batteries near this because they can overheat or explode.

What is fire/heat?

100

What flow inside wires is created by a battery?

What is electric current?

100

The type of battery your TV remote usually uses.

What are alkaline batteries?

100

What do batteries store and provide to devices?

What is electric energy?

200

Electric cars run on giant versions of this type of battery.

What are lithium-ion batteries?

200

What should you do with dead batteries instead of throwing them in the trash?

What is recycle them?

200

The negative terminal sends electrons to this terminal.

What is the positive terminal?

200

Your phone uses this type of rechargeable battery

What is a lithium-ion battery?

200

What are the two ends of a battery called?

What is electric energy?

300

These devices store battery backups for homes during blackouts

What are home energy storage systems?

300

Leaving batteries in a device for a long time can cause this white crusty substance.

What is battery corrosion?

300

This separates the chemicals inside a battery.

What is the separator?

300

These big batteries start a car.

What is a lead-acid battery?

300

Name one common household battery size.

What is AA, AAA, C, D, or 9-volt?

400

Wireless headphones use batteries called this.

What are rechargeable lithium batteries?

400

You should never mix these two types of batteries in a device.

What are old and new batteries

400

The amount of electrical pressure a battery provides.

What is voltage?

400

The kind of battery used in watches and small electronics.

What is a button cell battery?

400

This word describes how long a battery can power a device.

What is battery life?

500

This medical device uses a small battery to help regulate heartbeats.

What is a pacemaker?

500

When a lithium battery is damaged, it can cause this dangerous reaction.

What is thermal runaway?

500

The inside of a battery has two materials that react: name them collectively.

What are the anode and cathode?

500

A rechargeable battery used in some power tools before lithium-ion became popular.

What is a NiMH or NiCd battery?

500

The chemical reaction inside a battery is called this type of reaction.

What is an electrochemical reaction?

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