Science Review

Air is a?

• solid

• liquid

• gas

Water is a?

• solid

• liquid

• gas

How can you describe water?

• it is naturally odourless

• it is colourless

• it is naturally colourless and odourless

How can you describe air?

• It has mass (weight)

• It takes up space and is colourless

• it naturally is odourless

• all of the above

What are the 3 forms of water? Give an example of each.

How do people pollute the air and water? Give 1 example of air and 1 example of water pollution.

What is condensation? Look at the picture to help you.

• The changing of a liquid into a gas

• The changing of water vapour from gas to a liquid

• The falling of water to the earth as rain, snow, sleet, or hail

• The pooling of water on the ground in puddles, steams, lakes, etc

What is evaporation? Look at the picture to help you.

• The changing of a liquid into a gas

• The changing of water vapour from gas to a liquid

• The falling of water to the earth as rain, snow, sleet, or hail

• The pooling of water on the ground in puddles, steams, lakes, etc

What is precipitation? Look at the picture to help you.

• The changing of a liquid into a gas

• The changing of water vapour from gas to a liquid

• The falling of water to the earth as rain, snow, sleet, or hail

• The pooling of water on the ground in puddles, steams, lakes, etc

What is collection? Look at the picture to help you.

• The changing of a liquid into a gas

• The changing of water vapour from gas to a liquid

• The falling of water to the earth as rain, snow, sleet, or hail

• The pooling of water on the ground in puddles, steams, lakes, etc