Understand The Universe

15 Points Per Correct Answer - No time limit  

1. What is a vast collection of billions of stars, dust and hydrogen called? Planets Galaxy Stellar System None of the above

2. All stars pass through the Supernova phase.(t or f) True False

3. Which is the second largest moon in the solar system? Answer: (One word)

4. A protostar (a star in the early stage of its life) is formed by the aggregation of which two predominant gases? Hydrogen, Helium Methane, Oxygen Hydrogen, Oxygen Methane, Helium

5. A star that explodes spectacularly after passing the Red-Giant Phase is called a ___. Answer: (One Word(In singular))

6. What is a pulsar? The center of a galaxy A spinning neutron star that emits radio waves A supermassive Black Hole None of these

7. Approximately, how much time does light from the Sun take to reach the Earth? 4 minutes and 30 seconds 8 minutes and 20 seconds 9 minutes and 30 seconds 1 minute and 30 seconds

8. Which is the 4th biggest planet in our solar system? Mars Uranus Neptune Earth

9. What is Proxima Centauri? A satellite(the largest) of Neptune A comet(from the Oort's Cloud) A large asteroid A star near(relatively) to our Sun

10. How much time does light from the second nearest star to Earth take to reach it? 4.3 months 4.3 years 43 years 4300 years

11. Which planet is known as the morning star? Answer: (One Word)

12. Which planet has no carbon dioxide? Mercury Venus Earth Mars

13. What is the pressure at the center of the Earth? 37 million atmospheres 3.7 million atmospheres 5 million atmospheres 370 million atmospheres

14. Astronomers are now working on a new complex theory to explain the whole universe. This incorporates the possibilities of 11 dimensions apart from parallel universes. In short, it is called The _ Theory. Answer: (A single capital letter)

15. How many kilometres is one light year(approximately)? 946 billion km 9460 billion km 9.46 billion km 9.46 million km