Pollution

The contamination of Earth’s land, water, or air is called

Tags

NGSS.MS-ESS3-3

NGSS.MS-ESS3-4

Point source pollution means we know exactly where the pollution is coming from, while nonpoint source pollution means there are so many different factors, we don't know where the pollution is coming from.

• True

• False

What are emissions?

• Animal waste that enters the water

• When liquid flows across the surface of the land and into nearby ponds

• Pollutants that are released into the air

• A resource that is always available

What health problems can smog cause?

• Lung cancer

• Asthma

• Nose, throat, and eye irritation

• All of the above

How can we control air pollution?

• Drive everywhere and in separate cars

• Carpool and bike when possible to use less fossil fuels

• Use Chlorofluorocarbons (CFCs)

• Drive to the dollar tree even though it's a 1 minute walk away

Tags

NGSS.MS-ESS3-3

NGSS.MS-ETS1-1

NGSS.MS-ETS1-2

What's the difference between a renewable resource and a nonrenewable resource?

This is an example of

• A renewable resource

• A nonrenewable resource

Tags

NGSS.MS-ESS3-4

Coal is an example of

• A renewable resource

• A nonrenewable resource

Tags

NGSS.MS-ESS3-1

The top layer of soil is called

• Bedrock

• Topsoil

• Litter

• Subsoil

The bottom layer of soil is called

• Topsoil

• Litter

• Bedrock

• Subsoil