States of Matter
How it's Made
Inventions
Grammar: Present Simple Passive
Miscellaneous
100

Hot chocolate, water, the oceans, and beer are this

What is a liquid?

100

This happens when you leave an ice cube on the table.

What is "melt"?

100

This helps you see in the dark without using fire.

What is a "lightbulb"?

100

Complete the sentence:

_____ lemonade made with lemons?

Is lemonade made with lemons?

100

If a liquid becomes cold, it does this.

What is "freeze"?

200

Ice, rocks, and hamburgers are this

What is a solid?

200

If you tried to drink water in Antarctica, this would happen.

What is "freeze"?

200

A quiet boat that goes under the water.

What is a "submarine"?

200

Complete the sentence:

______ the chemicals used here dangerous?

Are the chemicals used here dangerous?

200

This happens to something light on top of water.

What is "float"?

300

Water vapor, carbon dioxide, and farts are this.

What is a vapour/gas?

300

You have to do this to water before you cook pasta.

What is "boil"?

300

No __________ allowed on this math test!

What is a "calculator"?

300

Complete the sentence:

A chemical ________ (add) to the mixture.

A chemical was added to the mixture.

300

A liquid can boil to become this.

What is "Vapour/vapor"?

400

The four inner planets of the solar system are made mostly of this.

What are solids?

400

If a boat didn't do this, it would sink.

What is "float"?

400

Need to make something? Use this:

What is a "3D printer"?

400

Complete the sentence:

When was (salt) (add)?

When was salt added?

400

This is how you mix something together. You can also cause quite a ______.

What is "stir"?

500

The four outer planets are made mostly of this.

What is a gas/vapour?

500

A cool Halloween special effect, this is how solid CO2 becomes vapour.

What is sublimate/"boil"?

500

"Don't reinvent the _______" is a common English phrase about this ancient invention used on cars, trains, and airplanes.

What is the "wheel"?

500

Complete the sentence:

How _________ ________ (the computer) (invent)?

How was the computer invented?

500

This can help you if you're lost. It can also help you draw a circle!

What is a compass?

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