1.Which of the following stars closest to the Earth? A. Alnilam B. Sirius C. Sun D. Vega

2.Why do stars have colors? It is because of the .

A. different locations

B. varied temperature

C. presence of oxygen

D. presence of carbon dioxide

3.Based on apparent magnitude, which of the following stars is the brightest?

A. Alpha Centauri C. Rigel

B. Betelgeuse D. Sirius

4. The following are the ways which the stars differ from each other EXCEPT

A. Brightness B. Color C. Shape D. Size

5.Stars can be found in large groups throughout the universe. What are these groups

called?

A. Asteroids B. Comets C. Constellations D. Solar system

6.How do stars appear to move in the night sky? It moves from .

A. East to West C. West to East

B. North to South D. South to North

7.Why do stars appear in the sky? It is because the .

A. night sky is rotating

B. universe is expanding

C. new galaxies are formed

D. earth is rotating on its axis

8. If you are located at the North Pole, where will you see the Polaris?

A. Overhead

B. Just above the horizon

C. Around 450

from the horizon

D. Polaris will not be seen in the North Pole​