Tides

Front

What causes high tides on Earth?

Back

The moon's gravitational pull creates bulges of Earth's waters.

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

Front

How many high tides occur in a 24-hour period?

Back

2

Tags

NGSS.MS-ESS1-1

Front

Which celestial body has a greater influence on Earth's tides?

Back

The moon.

Tags

NGSS.MS-ESS1-1

Front

During which moon phase do we experience the strongest tides?

Back

Full moon.

Tags

NGSS.MS-ESS1-1

Front

What is a tide?

Back

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

Front

What are neap tides?

Back

Tides that occur when the sun and moon are at right angles to each other, resulting in the lowest tidal range.

Tags

NGSS.MS-ESS1-1

Front

What are spring tides?

Back

Tides that occur during the full and new moon phases, resulting in the highest tidal range.

Tags

NGSS.MS-ESS1-1

Front

What is the role of the sun in tides?

Back

The sun also exerts a gravitational pull on Earth's waters, but its effect is less than that of the moon.

Front

What is the tidal cycle?

Back

The pattern of high and low tides that occurs approximately every 12 hours.

Tags

NGSS.MS-ESS1-1

Front

What is a tidal bulge?

Back

An area of higher water level caused by the gravitational pull of the moon.

Tags

NGSS.MS-PS2-4