Pollution

... is the contamination or dirtying of the environment by the discharge of harmful substances into the air, water, or soil.

Tags

NGSS.MS-ESS3-3

NGSS.MS-ESS3-4

The burning of fuels in houses, factories, and vehicles adds smoke and poisonous substances to the environment, causing ...

• air pollution

• land pollution

• water pollution

• waste

Tags

NGSS.MS-ESS3-4

Waste from our house and factories are dumped into rivers, lakes, and seas, causing ... pollution

What are biogradable materials?

Tags

NGSS.MS-ESS3-3

Mention three examples of non-biodegradable materials!

Tags

NGSS.MS-PS1-3

Land pollution is also caused by excessive use of ...

• electricity

• pesticides

• oil

• soot

Tags

NGSS.MS-ESS3-4