About how much of the Earth is covered with ocean?

Which of the following organisms is at the top of an ocean food chain?

Which of the following creates surface currents?

Which of the following is NOT a reason why it is difficult for most animals to live in the deep sea?

Tides are controlled by....

Which of the following is an ocean current that borders the east coast of the United States?

What flat underwater feature makes up nearly 50% of the Earth's surface?

Which of the following can be found in the most shallow parts of the ocean?

What do you call an ocean volcano?

The Mariana __________ is the deepest known place on Earth

What is the part of the ocean where most life is found? This is also the sloping border on the continent that is below the water.

What are ocean currents?

What causes ocean currents?

The salinity of ocean water is determined by

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

The tides are

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.

In this photo, who is the producer?

Which of these increases as you go deeper in the ocean?

Ocean water is different from a lake because ocean water contains

As you go deeper in the ocean, the temperature

Waves are caused by

The arrows in this picture represent-

The Ocean Current that affects weather in Virginia is called the-

Coral Reefs contain large populations of ocean species. Most coral reefs are found near the equator. This means that-

Algae and other producers need a lot of sunlight to survive in the ocean. Which part of the ocean would they most likely live in?

What is the Ocean Feature shown at number 1

What is the Ocean Feature shown at number 2

What is the Ocean Feature shown at number 3

What is the Ocean Feature shown at number 4

Which feature would have the least amount of sunlight and the least amount of life?

Which feature would have the most amount of sunlight and the most amount of life?

Using the Ocean Food web, which answer gives the correct order of an ocean food chain?

Which Organisim in the Food web gets its energy from the Sun?

When water evaporates from the surface of the ocean, does that increase or decrease the salinity of the ocean water?

What are the causes of Ocean Currents? (Pick three)

The moon's gravity effects what?

What is an accurate conclusion that can be made about plants that live close to the water's surface?

Select all the Floating Organisms below:

Select all the Swimming Organisms below:

What covers 70% of the earth's surface

the process in which plants use light energy to make food

The depth of the ocean

Salinity is the measure of all __________dissolved in water.

Most areas are covered with thick layers of sediments like sand, mud, and rocks.

The ocean floor has features just like the land on continents does.

This includes plants and floating organisms like algae and phytoplankton. They use the sun's energy to make their own food.

___________________ get their energy by eating other organisms.

_______________ break down dead plants and animals in the ocean, helping to release energy back into the ecosystem.

If something happens to one part of the food chain, it can affect everything else that depends on the food chain.

A/an _______ is a large body of salt water surrounding large land masses.

The word "marine" means anything that is found in, or made by, the sea.

An ocean is a/an __________ ecosystem.

Marine organisms, or plants and animals that live in the ocean, depend on the dissolved _______________ for survival.