Earth’s Oceans

Do you feel like you know a lot about the oceans?

• Yes

• No

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

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%

The sea level is slowly rising right now

• True

• False

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

• True

• False

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.

How many major deep water masses are there?

• 10

• 3

• 5

• 7