States of Matter

What are the 3 main states of matter?

• Solid, liquid, gas

• Hot, cold, warm

• Earth, air, fire

• Energy, matter, space

In which state of matter are the particles packed closely together and barely move?

• Plasma

• Solid

• Gas

• Liquid

Which state of matter takes the shape of its container but has a fixed volume?

• Solid

• Liquid

• Gas

• Plasma

How do particles behave in a gas?

• They move very slowly and stay in place

• They move freely and spread out

• They don't move at all

• They move in circles

What happens to particles in a solid when heated?

• They turn into gas

• They move faster and spread apart

• They stop moving

• They move slower

Which of the following is a property of liquids?

• They cannot change shape

• They flow and take the shape of their container

• They are always hot

• Their particles do not move

Why can gases be compressed (squeezed) more easily than solids or liquids?

• Their particles are smaller

• Their particles are very far apart

• They have no mass

• Their particles are too heavy

Which state of matter has a definite shape?

• Solid

• Liquid

• Gas

• Plasma

What happens to particles when gas is cooled?

• They speed up

• They move more slowly

• They become liquid

• They become solid

What is the name for the process when a liquid turns into a solid?

• Melting

• Freezing

• Evaporation

• Condensation