Oceans

Front

What is an ocean?

Back

An ocean is a large body of salt water that covers a significant part of the Earth's surface.

Front

What is ocean water made up of?

Back

Ocean water is made up of gases, water, and dissolved solids.

Front

What happens to the salinity of ocean water when water evaporates?

Back

When water evaporates from the surface of the ocean, it increases the salinity of the ocean water.

Front

Why do plants need to live close to the water's surface?

Back

Plants need sunlight for photosynthesis, which is why they live close to the water's surface.

Front

What effect does the moon's gravity have on the ocean?

Back

The moon's gravity affects ocean tides.

Front

Which organism in the food web gets its energy from the Sun?

Back

Phytoplankton is the organism that gets its energy from the Sun.

Front

What is salinity?

Back

Salinity is the measure of how much salt is present in water.

Front

What are ocean currents?

Back

Ocean currents are large-scale movements of water within the oceans, driven by factors like wind, temperature, and salinity.

Front

What is photosynthesis?

Back

Photosynthesis is the process by which plants use sunlight to convert carbon dioxide and water into food.

Front

What are tides?

Back

Tides are the regular rise and fall of sea levels caused by the gravitational forces of the moon and the sun.