Marine Earth

What is the scientific study of Earth’s Oceans?

• Oceanist

• Oceanography

• Sea-studies

• Oceanology

SONAR stands for:

• Seas & oceans new accessing regulations

• Super ocean navigation access requirements

• Sound navigation and ranging

• Sound on new atypical reaching

Tags

NGSS.MS-PS4-2

Where did the oceans come from?

• Comets, meteors and volcanoes

• Rivers and glaciers

• They were just there when the Earth was formed

• Rain, snow, sleet and hail

What % of Earth’s water do the oceans make up?

• 51%

• 82%

• 75%

• 87%

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-4

What is responsible for the oxygen minimum zone (OMZ)? Choose all that apply.

• Increased photosynthesis in this zone

• Decreased photosynthesis in this zone

• More organisms respiring

• Less organisms respiring

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

NGSS.MS-LS2-4

Calcareous ooze is an example of

• terrigenous sediment

• biogenous sediment

• hydrogenous sediment

• a combination of hydrogenous and terrigenous sediment

The sea level is slowly rising right now

• True

• False

Tags

NGSS.MS-ESS2-6

El Niño and La Niña do not affect us because we do not live close to the ocean.

• True

• False

Tags

NGSS.MS-ESS2-6

NGSS.MS-ESS3-2

What are the 3 main layers of the ocean?

• Top, middle, and bottom

• Surface layer, declining layer, and deep layer

• Shallow layer, deeper layer, and very deep layer

• Surface layer, thermocline, and bottom layer

Select the true statement

• Seawater is more dense than lake water

• Seawater freezes faster than lake water

• The Pacific Ocean has the same surface temperature on both coasts.

• All deep water organisms have adapted to see in the dark.