Sun-Earth-Moon System Review

Front

What is an Equinox?

Back

An Equinox is a point in time when daylight hours are almost equal to night time hours, occurring twice a year during spring and autumn.

Front

What type of tide occurs during a full moon?

Back

A full moon tide is known as a spring tide, which occurs when the Earth, Moon, and Sun are aligned.

Front

What are tides?

Back

Tides are the daily rising and falling levels of the oceans and other large bodies of water caused by the gravitational pull of the Moon and the Sun.

Front

How many high and low tides do most coastlines experience in a day?

Back

Most coastlines experience two high tides and two low tides each day.

Front

What causes day and night on Earth?

Back

Day and night are caused by the rotation of the Earth on its axis.

Front

What is a Neap Tide?

Back

A Neap Tide is a tide that occurs when the Moon is at a right angle to the Earth and Sun, resulting in the lowest tidal range.

Front

What is a Spring Tide?

Back

A Spring Tide is a tide that occurs when the Earth, Moon, and Sun are aligned, resulting in the highest tidal range.

Front

What is the role of the Moon in the Sun-Earth-Moon system?

Back

The Moon's gravitational pull affects the tides on Earth and contributes to the cycle of day and night.

Front

What is the difference between a Solstice and an Equinox?

Back

A Solstice occurs when the Sun reaches its highest or lowest point in the sky at noon, marking the longest and shortest days of the year, while an Equinox is when day and night are of equal length.

Front

What is the gravitational effect of the Sun on Earth?

Back

The Sun's gravitational pull affects the Earth's orbit and contributes to the tidal forces experienced on Earth.