ES Ocean 15.1-15.2

Where is most of the freshwater found on Earth?

• lakes
• glaciers/ icecaps
• oceans
• rivers

Tags

NGSS.MS-ESS2-4

NGSS.MS-ESS3-1

Most of the Earth's water is in

• salty oceans
• freshwater lakes
• freshwater ponds
• glaciers

Tags

NGSS.MS-ESS2-4

Which is true?

• Cold water is dense and sinks.

• Cold water is less dense and rises.

• Warm water is dense and sinks.

• Warm water is less dense and sinks.

Tags

NGSS.MS-PS1-4

Which water is densest?

• warm fresh water

• cold fresh water

• warm salt water

• cold salt water

Which is true?

• Water with a high salinity is less dense than water with low salinity.

• Water with a high salinity is denser than water with low salinity.

The definition of salinity is...

• how much salt you put on food

• the amount of salt in water

• how much salt there is in air

Mark the ways in which salinity in the ocean can change.

• add fresh water to an ocean

• water evaporates from the ocean

• ice caps melt

• water freezes into an ice cap

Tags

NGSS.MS-ESS2-4

Some parts of the ocean are saltier than others because of ______.

• high evaporation

• too many animals

• humans add more salt

• because of the Great Salt Lake

Tags

NGSS.MS-ESS2-4

High amounts of evaporation happens at __________.

• in England

• the north pole

• at the south pole

• the equator

Tags

NGSS.MS-ESS2-4

NGSS.MS-ESS2-6

As depth in the ocean increases, temperature __________.

• stays the same

• increases

• decreases

• Celsius

Tags

NGSS.MS-ESS2-4