Ocean Tides

Front

What is the main body that affects Earth's tides?

Back

The Moon has the greatest effect on Earth's tides.

Front

What are spring tides?

Back

Spring tides occur when the Earth, Moon, and Sun are in line with each other during the new or full moon.

Front

What are neap tides?

Back

Neap tides occur when the Sun and Moon are at right angles to each other, resulting in smaller tidal changes.

Front

What causes tides?

Back

Tides are caused by the gravitational pull of the Moon and the Sun on Earth's oceans.

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.

Front

What is the difference between spring and neap tides?

Back

Spring tides have a greater tidal range, while neap tides have a smaller tidal range.

Front

What is the tidal range?

Back

The tidal range is the difference in height between high tide and low tide.

Front

How often do tides occur?

Back

Tides typically occur twice a day, resulting in two high tides and two low tides.

Front

What is a high tide?

Back

A high tide is the point at which the water level reaches its highest point.