Matter

Identify the state of matter.

• Solid

• Liquid

• Gas

• None of these

Particles are packed very tightly with each other in a ______.

• Liquid

• Solid

• Gas

• Plasma

The process by which water changes into vapour is called ______.

• Boiling

• Condensation

• Freezing

• Sublimation

Snow ______ to form water.

• Melts

• Condenses

• Freeze

• Evaporate

Object A and B have the same mass but different shape. When put on a beam balance, what will happen?

• Object B will tilt down.

• It will stay balanced.

• Object A will tilt down.

Lemonade is an example of ——————.

• Liquid

• Solid

• Gas

Everything around us that takes up space is made up of...

• wood.

• matter.

• water.

• air.

Gases...

• have a fixed shape and a fixed volume.

• have a fixed volume, but their shape can change.

• do not have a fixed shape nor a fixed volume.

• have a fixed shape, but their volume can change.

There are two types of changes in matter...

• condensation and solidification.

• physical and chemical changes.

• mixtures and evaporation.

• evaporation and melting.

Melting is...

• when a liquid is heated and changes into a gas.

• when a liquid cooled and changes into a solid.

• when a solid is heated and changes into a liquid.

• whn a gas is cooled and changes into a liquid.