Science 9.1

Front

One full rotation of the Earth takes __________.

Back

24 hours.

Front

When the sun shines on part of Earth, it is __________.

Back

daytime.

Front

There is a solstice every __________ and __________.

Back

June & December.

Front

Different seasons occur because of Earth's __________.

Back

tilt.

Front

A/an __________ occurs when the length of days is equal to the length of night, 12 hours, everywhere on Earth except the poles.

Back

equinox.

Front

What is the term for the position of the Earth in relation to the sun that causes seasons?

Back

Earth's tilt.

Front

What happens during a solstice?

Back

The sun reaches its highest or lowest point in the sky at noon.

Front

How many hours are in a day?

Back

24 hours.

Front

What is the difference between daytime and nighttime?

Back

Daytime occurs when the sun shines on a part of Earth; nighttime occurs when that part is in shadow.

Front

What are the two types of equinoxes?

Back

Vernal (Spring) and Autumnal (Fall) equinoxes.