Tides

Front

What are tides?

Back

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

Front

What causes high tides?

Back

High tides are primarily caused by the moon's gravitational pull on the Earth.

Front

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

Back

There are typically 2 high tides and 2 low tides each day.

Front

What is a neap tide?

Back

A neap tide is a tide that occurs when the sun and moon are at a right angle relative to the Earth, resulting in lower high tides and higher low tides.

Front

What is a spring tide?

Back

A spring tide is a tide that occurs when the sun and moon are aligned, resulting in higher high tides and lower low tides.

Front

What is the angle between the sun, moon, and Earth during a neap tide?

Back

The angle is 90 degrees.

Front

How do the moon's phases affect tides?

Back

The moon's phases influence the strength of tides; new and full moons produce higher tides, while the first and third quarters produce lower tides.

Front

What role does the sun play in tides?

Back

The sun's gravitational pull also affects tides, but its effect is less than that of the moon.

Front

What is the difference between high tide and low tide?

Back

High tide is the maximum level of the sea, while low tide is the minimum level.

Front

What is the term for the gravitational pull of the moon on the Earth?

Back

The term is 'lunar gravitational pull'.