Fresh and Saltwater systems

All the water on Earth can be generally categorized as

• fresh and salt

• oceans and lakes

• tropical and temperate

• rivers and lakes

What is a watershed?

• an area of land where all of the surface water drains into the same place

• a shed where you keep your extra water bottles.

• All of the area where the water drains into the soil

• A country where the water all goes to the same place

Tags

NGSS.MS-ESS2-4

What is a watershed?

• an area of land where all of the surface water drains into the same place

• a shed where you keep your extra water bottles.

• All of the area where the water drains into the soil

• A country where the water all goes to the same place

Tags

NGSS.MS-ESS2-4

Does everyone (on Earth) live in a watershed?

• Yes

• No

Tags

NGSS.MS-ESS2-4

What are some important things to remember to keep your watershed healthy?

• Don't litter into the rivers

• Make sure to not put things down the drain that shouldn't go there. (fats etc)

• Everything that you put into the water can have effects down stream.

• Watershed maintenance isn't really that important.

Tags

NGSS.MS-ESS3-3

NGSS.MS-ESS3-4

The ocean is the only body of water that is considered salt water.

• True

• False

About 2.5% of the water on Earth is.....

• Saltwater

• Freshwater

• Trapped

• Underground

Tags

NGSS.MS-ESS2-4

Which of the following bodies of water can contain saltwater? Select ALL that apply

• Lakes

• Oceans

• Seas

Earth seems to have an abundance of water. What percentage of Earth's surface does water account for?

• 80%

• 71%

• 51%

• 24%

Tags

NGSS.MS-ESS2-4

Which of these is the largest source of salt water?

• Rivers
• Lakes
• Oceans
• Streams