8.7C - Tides

Front

What is the primary reason the Moon has a greater influence on Earth's tides than the Sun?

Back

The Moon is closer to the Earth.

Front

Which celestial body has the greatest effect on Earth's tides?

Back

The Moon.

Front

What type of tide occurs when the Earth, Moon, and Sun are at right angles to each other?

Back

Neap tide.

Front

What type of tide occurs during a new moon?

Back

Spring tide.

Front

Why do spring tides have the largest tidal ranges?

Back

Because the Earth, Moon, and Sun are aligned, resulting in greater gravitational force.

Front

What is a tide?

Back

A tide is the rise and fall of sea levels caused by the gravitational forces exerted by the Moon and the Sun.

Front

What are the two main types of tides?

Back

Spring tides and neap tides.

Front

When do spring tides occur?

Back

During the full moon and new moon phases.

Front

When do neap tides occur?

Back

During the first and third quarters of the moon.

Front

What is the effect of the Sun on Earth's tides compared to the Moon?

Back

The Sun has a lesser effect on tides than the Moon due to its greater distance from Earth.