Polaris lab flashcard

Front

What is latitude?

Back

Latitude is the measurement of distance north or south of the Equator, expressed in degrees.

Front

What is Polaris?

Back

Polaris, also known as the North Star, is located nearly directly above the North Pole and is used for navigation.

Front

How many degrees do stars appear to move around Polaris in one hour?

Back

15°.

Front

What is the significance of the Equator in terms of latitude?

Back

The Equator is at 0° latitude and divides the Earth into the Northern and Southern Hemispheres.

Front

What does a time-exposure photograph show in astronomy?

Back

It captures the movement of stars over a period of time, showing star trails.

Front

How many degrees do stars appear to move around Polaris in 3 hours?

Back

45°.

Front

What is the angle of Earth's rotation in one hour?

Back

15°.

Front

What celestial object is at the center of star trails in the Northern Hemisphere?

Back

Polaris.

Front

What is the latitude of an observer at the North Pole?

Back

90° N.

Front

What is the latitude of an observer at the South Pole?

Back

90° S.