E8 U9 nauki przyrodnicze i badania kosmosu

There is gravity on Earth.

A substance that is not a solid or a gas, for example water or milk, is called ...

A large spacecraft travelling in space or for scientific tests is called a SOLAR SYSTEM.

What is the singular form of BACTERIA?

How do we call gas that we breath in?

Find the right word meaning: "a natural process in which the atoms of chemicals mix and form new substances".

If water freezes, it becomes solid.

If it's cold, ice and snow turn into water.

This is a CHEMICAL REACTION.

Vaccines protect you against illnesses.