Rotation, Revolution, and Seasons

Front

What is rotation?

Back

Rotation is the spinning of the Earth on its axis, which takes approximately 24 hours to complete, resulting in day and night.

Front

What is revolution?

Back

Revolution is the movement of the Earth around the Sun, taking about 365.25 days to complete one full orbit, which defines a year.

Front

What causes tides?

Back

Tides are caused by the gravitational interaction between the Earth, the Moon, and the Sun.

Front

What is a neap tide?

Back

A neap tide occurs when the Sun and Moon are at right angles to each other, resulting in the lowest tidal range.

Front

How many high tides occur in a day?

Back

There are typically 2 high tides in a day.

Front

How many low tides occur in a day?

Back

There are typically 2 low tides in a day.

Front

What is a spring tide?

Back

A spring tide occurs when the Sun, Moon, and Earth are aligned, resulting in the highest tidal range.

Front

How often do spring tides occur?

Back

Spring tides occur twice a month, during the full moon and new moon.

Front

What season is it in the Northern Hemisphere when it is summer in the Southern Hemisphere?

Back

It is winter in the Northern Hemisphere when it is summer in the Southern Hemisphere.

Front

What is the effect of the Earth's tilt on seasons?

Back

The tilt of the Earth's axis (about 23.5 degrees) causes different parts of the Earth to receive varying amounts of sunlight throughout the year, leading to the seasons.