ES 14.1 Formative

Approximately how much of Earth's surface is covered by water?

• 50%

• 30%

• 60%

• 70%

Tags

NGSS.MS-ESS2-4

Approximately when did the ocean become an important area of study?

• 200 years ago

• 500 years ago

• 1000 years ago

• 2000 years ago

Which ocean has the greatest average depth?

• Atlantic

• Pacific

• Indian

• Arctic

The largest of Earth's oceans is the

• Pacific

• Atlantic

• Indian

• Arctic

Which of the following is NOT considered one of the four major oceans?

• Atlantic

• Pacific

• Indian

• Antarctic

What technology do scientists use to measure ocean depth?

• sonar

• lasers

• infrared

• submersibles

Differences in ocean-surface height can be measured by satellites.

• true

• false

Submersibles can collect data about areas of the ocean that were previously unreachable by humans.

• true

• false

The Arctic Ocean is about one-half the size of the Pacific Ocean

• true

• false

Of the total area of Earth's surface, about _____ million square kilometers are represented by oceans and smaller seas.