Unit 11 Oceans Review

 How do conditions change as the depth of the ocean water increases?

• temperature decreases and pressure increases
• temperature increases and pressure increases
• temperature decreases and pressure decreases
• temperature increases and pressure decreases

What is the primary source of energy for most ocean organisms?

• Wind

• Sunlight

• Moonlight

• Tides

Tags

VA.4.7.c

Which of the following is a physical property of ocean water?

• Color

• Salinity

• Shape

• Weight

Tags

VA.4.7.b

What is the temperature, salinity, and density like at the surface zone of the ocean (top) as compared to the deep zone (bottom) of the ocean?

• colder temperature, more salinity, and more dense

• colder temperature, more salinity, and less dense

• warmer temperature, less salinity, and less dense

• Warmer temperature, less salinity, and more dense

The number of organisms increase as the ocean depth decreases.

• True

• False

What is the name of the underwater mountain range that runs through the Atlantic Ocean?

• Andes Mountains

• Mid-Atlantic Ridge

• Rocky Mountains

• Himalayas

Tags

VA.4.7.a

What is the name for the group of organisms who float in the water and must have the sun to produce energy through photosynthesis? These organisms are the base of the food chain.

• plankton

• benthos

• nekton

• seaweed

True or False. Ocean water is a mixture of gases, water, and dissolved solids.

• True.

• False.

The Gulf Stream is

• an airplane that is really cool.

• a high powered water hose.

• a strong current located off the east coast of the U.S.

• a hurricane that formed in the Pacific Ocean.

The tides are

• how easily things float in the ocean water.

• the amount of runoff from the land.

• the daily rise and fall of the Earth's water on the coastline.

• caused only by hurricanes.