Tides

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 on Earth.

Tags

NGSS.MS-PS2-4

Front

How often do tides occur?

Back

Tides occur approximately every 6 hours, resulting in two high tides and two low tides each day.

Front

What causes tides?

Back

Tides are caused primarily by the gravitational pull of the moon and the sun on Earth's oceans.

Front

What is a high tide?

Back

A high tide is when the water level is at its highest point due to the gravitational pull of the moon or sun.

Tags

NGSS.MS-ESS1-2

Front

What is a low tide?

Back

A low tide is when the water level is at its lowest point, occurring between high tides.

Front

How many high tides and low tides occur in a day?

Back

There are typically 2 high tides and 2 low tides in a 24-hour period.

Front

What is the time interval between high and low tides?

Back

The time interval between high and low tides is about 6 hours.

Front

What are spring tides?

Back

Spring tides are higher than normal tides that occur when the Earth, moon, and sun are aligned, typically during full and new moons.

Tags

NGSS.MS-ESS1-1

Front

What are neap tides?

Back

Neap tides are lower than normal tides that occur when the moon is in its first or third quarter phase, resulting in less gravitational pull.

Tags

NGSS.MS-ESS1-1

Front

What is the difference between spring and neap tides?

Back

Spring tides occur when the Earth, moon, and sun are aligned, while neap tides occur when the moon is at a right angle to the sun.

Tags

NGSS.MS-ESS1-1