Water Distribution and Oceans (24-25)

Front

What do ocean currents move in the form of?

Back

Heat

Front

What is salinity?

Back

The salt content of a substance.

Front

Why can water striders walk across the surface of calm water?

Back

The insects are light enough so they do not break the surface tension.

Front

Where is most of the fresh water on Earth found?

Back

Frozen.

Front

What mainly causes surface currents in the ocean?

Back

Wind.

Front

What is the Coriolis Effect?

Back

The effect of Earth's rotation on the direction of winds and currents.

Front

What is the primary source of energy for ocean currents?

Back

The sun, which heats the water.

Front

What is the difference between saltwater and freshwater?

Back

Saltwater contains a higher concentration of salt compared to freshwater.

Front

What role do ocean currents play in climate?

Back

They help regulate temperatures by distributing heat around the planet.

Front

What is surface tension in water?

Back

The cohesive force between water molecules that allows some insects to walk on water.