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

How often do tides occur?

Back

Tides generally occur twice a day, with two high tides and two low tides.

Front

What is the time interval between high and low tides?

Back

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

Front

What is a spring tide?

Back

A spring tide is a tide with the greatest difference between high and low tides, occurring when the Earth, moon, and sun are aligned.

Front

What is a neap tide?

Back

A neap tide is a tide with the least difference between high and low tides, occurring when the sun and moon are at right angles to each other.

Front

What causes spring tides?

Back

Spring tides are caused when the Earth, moon, and sun are in a straight line during the new moon or full moon.

Front

What causes neap tides?

Back

Neap tides occur when the sun and moon are at right angles to each other during the first and third quarter phases of the moon.

Front

What is the difference between spring and neap tides?

Back

Spring tides have a greater difference between high and low tides, while neap tides have a smaller difference.

Front

When do spring tides occur?

Back

Spring tides occur during the new moon and full moon phases.

Front

When do neap tides occur?

Back

Neap tides occur during the first and third quarter phases of the moon.