Waves, Currents and Tides Final Review

Front

What is a current?

Back

A large stream of moving water that flows through the oceans.

Tags

NGSS.MS-ESS2-6

Front

What are spring tides?

Back

The highest high tide and lowest low tides that occur when the Moon is in specific positions relative to Earth.

Tags

NGSS.MS-ESS1-1

Front

Which positions of the Moon produce spring tides?

Back

Positions 2 (New Moon) and 4 (Full Moon).

Tags

NGSS.MS-ESS1-1

Front

What is an abyssal plain?

Back

A nearly flat region of the ocean floor, covered with thick layers of sediment.

Front

What is the total amount of water on Earth?

Back

It is fairly constant.

Tags

NGSS.MS-ESS2-4

Front

What percentage of Earth's water is fresh water?

Back

3 percent.

Tags

NGSS.MS-ESS2-4

Front

What is a tsunami?

Back

A series of ocean waves caused by large disturbances, such as earthquakes or volcanic eruptions.

Tags

NGSS.MS-ESS2-3

NGSS.MS-ESS3-2

Front

What is a tide?

Back

The regular rise and fall of sea levels caused by the gravitational forces of the Moon and the Sun.

Front

What is an undertow?

Back

A subsurface current that pulls objects away from the shore.

Front

What is the continental slope?

Back

The steep slope between the outer edge of the continental shelf and the deep ocean floor.