Earth Science Spring 2025 Final Question Pool

About what percentage of Earth's surface is covered by water?

• 45%
• 51%
• 71%
• 85%

Tags

NGSS.MS-ESS2-4

Which of the world's oceans is the largest and deepest?

• Arctic Ocean
• Atlantic Ocean
• Indian Ocean
• Pacific Ocean

Which of these features isn't found on the ocean floor?

• Mountain
• Volcano
• River
• Plain

Which of the following is not one of the three main regions of the ocean floor?

• Ocean floor basin
• Continental margin
• Continental rock
• Mid-ocean ridge

Trenches form at sites where

• one plate descends beneath another.
• erosion cuts into the continental shelf.
• two plates diverge under the sea.
• the tops of undersea volcanoes collapse.

Abyssal plains are very flat features that form when

• volcanoes spread lava on the ocean bottom.
• turbidity currents deposit sediments on the ocean floor.
• ocean water flood plains on land.
• plates diverge on the ocean floor, causing seafloor spreading.

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

Which of the following forms at mid-ocean ridges?

• Island arcs
• Deep-sea trenches
• Guyots
• New ocean floor

Tags

NGSS.MS-ESS2-3

The three types of ocean floor sediments are classified according to their

• color.
• origin.
• particle size.
• hardness.

Terrigenous sediment consists primarily of mineral grains eroded from

• mid-ocean ridges.
• marine animal shells.
• continental rocks.
• undersea minerals.

Tags

NGSS.MS-ESS3-1

From which type of material does biogenous sediment form?

• Once-living organisms
• Manganese nodules
• Rocks on land
• Cooled magma

Tags

NGSS.MS-LS2-3