Unit 7: Tides/Seasons REVIEW

Front

What causes the seasons to be in reverse order in the Southern Hemisphere compared to the Northern Hemisphere?

Back

The seasons are reverse because when we tilt toward the Sun, they tilt away from the Sun.

Front

What is the primary cause of the Earth's ocean tides?

Back

The gravitational pull of the Moon and Sun.

Front

How much of the Moon is illuminated by the Sun at any given time?

Back

Exactly half.

Front

What is the imaginary line that the Earth rotates around called?

Back

The axis of rotation.

Front

What phenomenon is caused by the Earth's rotation on its axis?

Back

A day.

Front

What is the phase of the Moon when it is more than half illuminated but not fully illuminated?

Back

Waxing gibbous.

Front

What is the effect of the Moon's gravity on Earth?

Back

It causes tides in the oceans.

Front

What is the term for the position of the Earth in relation to the Sun that results in different seasons?

Back

Tilt of the Earth's axis.

Front

What is the duration of one complete rotation of the Earth on its axis?

Back

24 hours.

Front

What is the term for the time it takes for the Earth to orbit the Sun once?

Back

A year.