Astronomy Part 1

Front

A solar day is:

Back

the time it takes for the sun to return to the same position relative to you and your horizon, the average time from sunrise to the next, exactly 24 hours.

Front

A sidereal day is:

Back

when the Earth turns less than once relative to the sun while it turns exactly once relative to the stars, shorter than a solar day.

Front

The sun's path (ecliptic) and the celestial equator cross at

Back

the equinoxes

Front

On June 21, the summer solstice, you are vacationing on a cruise ship in the Pacific Ocean. The Captain tells you that the ship is located on the Tropic of Cancer. That noon, you can expect the sun to pass

Back

directly overhead.

Front

To have a solar eclipse, the sun, moon, and earth are in this order:

Back

sun-moon-earth

Front

Where on earth do you have to be in order to see the south celestial pole directly overhead?

Back

South Pole

Front

Seasons are caused by the earth's orbital motion and

Back

earth's axial tilt

Front

An eclipse of the Moon occurs when the 

Back

Moon gets inside the shadow of the Earth.

Front

Where must an observer be located on the Earth to view the entire sky over the course of a year? Options: the North Pole, the south Pole, the Equator, anywhere on the Earth

Back

the Equator

Front

Diurnal motions are caused by: the rapid rotations of heavenly bodies., the motion of the Moon about the Earth., the motion of the Sun about the Earth., the motion of the Earth on its rotation axis.

Back

the motion of the Earth on its rotation axis.