Astronomy

Front

What theory states that at one time, the entire universe was confined to a dense, hot, super mass ball?

Back

Big Bang Theory

Front

Galaxies are __________ from where the Big Bang occurred.

Back

Expanding

Front

Who discovered three (3) laws of planetary motion?

Back

Kepler

Front

What does the first law of Kepler state?

Back

The orbits of the planets are ellipses, with the sun at one focus.

Front

What does the second law of Kepler state?

Back

The line joining the planet to the Sun sweeps out in equal areas in equal time as the planets travels around the ellipse.

Front

What Galaxy does Earth reside in?

Back

Milky Way Galaxy

Front

________ is the turning or spinning of a body on its axis.

Back

Rotation

Front

What causes day and night on Earth?

Back

Rotation

Front

If it is Summer in the N. Hemisphere what season is occurring in the S. Hemisphere?

Back

Winter

Front

The point between two objects where they balance one another is called? (HINT: Center of mass between two objects)

Back

Barycenter