rotation

Front

What is rotation?

Back

Rotation is the circular movement of an object around a center (or point) of rotation.

Front

What is the Coriolis effect?

Back

The Coriolis effect is the apparent deflection of moving objects when viewed in a rotating reference frame, such as the Earth.

Front

In which direction do winds deflect in the Northern Hemisphere?

Back

Winds deflect to the right in the Northern Hemisphere due to the Coriolis effect.

Front

What does the angle to Polaris indicate?

Back

The angle to Polaris indicates your latitude in the Northern Hemisphere.

Front

How do stars appear to move around Polaris?

Back

Stars appear to move counterclockwise around Polaris.

Front

What is Polaris?

Back

Polaris, also known as the North Star, is a star located nearly at the north celestial pole.

Front

What is latitude?

Back

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

Front

What is the significance of Polaris in navigation?

Back

Polaris is used in navigation because it remains nearly stationary in the sky, indicating true north.

Front

What is the relationship between rotation and day length?

Back

The rotation of the Earth on its axis causes day and night, with one complete rotation taking approximately 24 hours.

Front

What is the celestial sphere?

Back

The celestial sphere is an imaginary sphere surrounding the Earth, onto which all celestial bodies can be projected.