Oceans Affect Ecosystems

The oceans hold most of the water on Earth. What kind of water is found in oceans?

• salt water

• pure water

• fresh water

• drinking water

Tags

NGSS.MS-ESS2-4

Which location contains the smallest fraction of the water on Earth?

• oceans

• glaciers

• the atmosphere

• under the ground

What is the water like where a river meets the ocean?

• very salty

• fresh

• polluted

• a little bit salty

The continent of Antarctica is nearly covered with glaciers. Which statement is true about glaciers?

• Glaciers are frozen salt water.

• Glaciers are frozen fresh water.

• Glaciers contain a majority of the water on Earth.

• Glaciers contain the smallest fraction of water on Earth.

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-4

Which statement about fresh water is true?

• Most fresh water is located underground.

• Less than 1% of fresh water is surface water.

• Frozen water is less than 50% of Earth's fresh water

• Groundwater makes up the most amount of fresh water on Earth

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-4

NGSS.MS-ESS3-1

Glaciers in the mountains start to melt when the air temperature increases. This is an example of which two Earth systems interacting?

• atmosphere and biosphere

• hydrosphere and biosphere

• hydrosphere and geosphere

• atmosphere and hydrosphere

Tags

NGSS.MS-ESS2-4

a massive wave that causes severe erosion and other damage on coastlines, usually following an earthquake

• tsunami

• tide

• big wave

• open ocean

Tags

NGSS.MS-ESS3-2

waves striking a rocky outcropping that extends from the seashore, slowly breaking down the rock into smaller pieces

• seawalls

• tsunami

• weathering

• erosion

Tags

NGSS.MS-PS4-2

walls constructed by humans to prevent erosion and other wave-related damage on the shoreline

• breakwaters and seawalls

• ice caps and glaciers

• Intertidal zone

• storm

Tags

NGSS.MS-ETS1-3

In Southern California this winter, expect heavy rainfall and cooler temperatures and maybe a cyclone or two, depending on just how unusually warm the water gets in the central Pacific. This event could be worse than the last one. What is being described?

• typical region storm

• climate change

• La Niña

• El Niño

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6