What are ocean ecosystems?

As oceans become deeper, the water pressure ___________________.

• increases

• stays the same

• decreases

Which zone is completely dark, very cold, has little life and immense pressure?

• sunlight

• twillight

• midnight

about _____% of the Earth's water can be found in our oceans.

• 25

• 67

• 72

• 97

Tags

NGSS.MS-ESS2-4

An area where saltwater and freshwater mix.

• Sanctuary

• Monastery

• Estuary

• Obituary

Tags

NGSS.MS-ESS2-4

_________ are found in many shallow, tropical oceans around the world.

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-4

A hole in Earth's crust which hot water flows.

• Air Vent

• Air Duct

• Hydrothermal Vent

• Hyperbolic Chamber

Tags

NGSS.MS-ESS2-4

Plankton are

• strong swimmers

• stealing krabby patty formula

• Weak swimmers

Marine organisms that are able to swim freely

• benthos

• nekton

• plankton

• ethos

Organisms that live on the bottom of a body of water

• Benthos

• Kratos

• Newton

• Nekton

When water goes from area with less concentration to an area with more concentration, it is called

• Ozzy & Drix

• Osmosis

• Ozone

• Osborne

Tags

NGSS.MS-LS1-2