A.
Moon
B.
Planet
C.
Star
D.
Asteroid
Answer:
Option C: Star
2. What is the color of the hottest stars?
A.
Blue
B.
White
C.
Yellow
D.
Red
Answer:
Option A: Blue
3. The diameter of the Sun is roughly _______ times the diameter of Earth.
A.
19
B.
109
C.
190
D.
910
Answer:
Option B: 109
4. Which one of the below is not a red giant star?
A.
Arcturus
B.
Aldebaran
C.
Gacrux
D.
Sun
Answer:
Option D: Sun
5. A powerful explosion of a star that takes place at the end of its life cycle is called?
A.
Protostar
B.
Black hole
C.
Supernova
D.
Quasar
Answer:
Option C: Supernova
6. Which is the most massive planet in our solar system?
A.
Saturn
B.
Uranus
C.
Mars
D.
Jupiter
Answer:
Option D: Jupiter
7. The outermost layer of a star’s atmosphere is called?
A.
Chromosphere
B.
Corona
C.
Photosphere
D.
Ionosphere
Answer:
Option B: Corona
8. A solar mass is approximately equal to?
A.
2×10^10 kg
B.
2×10^20 kg
C.
2×10^30 kg
D.
2×10^40 kg
Answer:
Option C: 2×10^30 kg
9. Who discovered the Trifid Nebula?
A.
Charles Messier
B.
Edmond Halley
C.
William Herschel
D.
Edwin Hubble
Answer:
Option A: Charles Messier
10. The collapsed core of a formerly massive star, formed by the supernova explosion is called?
A.
Red giant
B.
Protostar
C.
Nebula
D.
Neutron star
Answer:
Option D: Neutron star
11. Who is the father of Search for Extraterrestrial Intelligence (SETI)?
A.
Carl Sagan
B.
Frank Drake
C.
Bruce C. Murray
D.
Louis Friedman
Answer:
Option B: Frank Drake
12. Which star is also known as the “Demon Star”?
A.
Sirius
B.
Rigel
C.
Algol
D.
Canopus
Answer:
Option C: Algol