Astrophysics 4100 exam 1 chapters 11-14

Astrophysics

• Describes the universe with applied physics

• Describes Earth within the elliptical orbit of the solar system.

• Describes all eight planets and describes how they are all similar.

Astronomy

• Aims to describe the moon

• Aims to describe the universe

• Aims to describe the milky way galaxy

• Aims to describe Earth and its subsidaries

This describes the structure of the universe

• Astronomy

• Cosmology

• Astronomics

• Anthropology

Which of the following planets is the closest to the Earth?

• Neptune

• Saturn

• Venus

• Mars

Smallest true planet out of the four choices

• Mercury

• Venus

• Pluto

• Mars

Why was Pluto classified as a dwarf planet?

• Pluto does not contain the three components that qualifies for it to be considered a "planet".

• Pluto is a planet.

• Pluto does not contain the two components that qualified for it to be considered as a "dwarf planet".

Closest star to the sun

• Alpha Centauri d

• Proxima Centauri a

• Alpha Centauri Cb

The milky way centre lies in the direction of

• Constellation Aries

• Constellation Saggitarius

• Constellation Sagittarius

• Milky Way Galaxy

Mars is larger than mercury

• True

• False

Stellar Cluster is a group of stars _____ each other in space created by a collapse of the _____ gas cloud.

• near, same

• far, different

• far, same

• near, different