Ocean Review

The ocean floor has which of the following features?

• Mountains, trenches, and flat plains

• Only flat plains

• Only sandy floors

• Only coral reefs

Tags

NGSS.MS-ESS2-3

Define Salinity.

• Salinity is the concentration of salt in water.

• Salinity is the amount of salt in the air.

• Salinity is the temperature of the ocean.

• Salinity is the speed of water flow.

Define Density.

• Density is the mass of a substance per unit volume.

• Density is the amount of energy in a substance.

• Density is the temperature of a substance per unit mass.

• Density is the volume of a substance per unit mass.

What is a Continental shelf?

• A continental shelf is the extended perimeter of each continent, which lies submerged under relatively shallow seas and gulfs.

• A continental shelf is a deep oceanic trench found at the center of the ocean.

• A continental shelf is a mountain range located on the ocean floor.

• A continental shelf is a narrow strip of land connecting two continents.

What is a Continental slope?

• A continental slope is the slope between the outer edge of the continental shelf and the deep ocean floor.

• A continental slope is a flat area found in the middle of the ocean.

• A continental slope is a mountain range found on land.

• A continental slope is a river valley formed by erosion.

What is a Continental Rise?

• A continental rise is the gently sloping area found between the continental slope and the abyssal plain.

• A continental rise is the steep drop-off at the edge of a continent.

• A continental rise is the flat, deep part of the ocean floor far from land.

• A continental rise is the area where rivers meet the sea.

Tags

NGSS.MS-ESS2-3

What is an Abyssal Plain?

• An abyssal plain is a large, flat, almost level area of the deep-ocean basin.

• A mountain range found on land.

• A shallow coastal region.

• A type of coral reef.

What is a Trench?

• A trench is a deep, narrow depression in the ocean floor.

• A trench is a type of coral reef found in shallow waters.

• A trench is a mountain range formed by volcanic activity.

• A trench is a large floating mass of seaweed.

Tags

NGSS.MS-ESS2-3

What is Temperature in the context of the ocean?

• Temperature in the ocean refers to how hot or cold the water is, which can affect marine life and water movement.

• Temperature in the ocean refers to the amount of salt present in the water.

• Temperature in the ocean refers to the speed of ocean currents.

• Temperature in the ocean refers to the depth of the water.

Tags

NGSS.MS-ESS2-6

What is Pressure in the context of the ocean?

• Pressure in the ocean increases with depth and affects the organisms living there.

• Pressure in the ocean decreases with depth and has no effect on organisms.

• Pressure in the ocean remains constant at all depths.

• Pressure in the ocean only affects the surface water.