Basic Astronomy

Question 1

Our Milky Way galaxy is what kind of galaxy?

Accepted Answer

A spiral galaxy

Answer

A round galaxy

Answer

An elliptical galaxy

Answer

An irregular galaxy

Question 2

Which planet is the biggest among these?

Accepted Answer

Jupiter

Answer

Venus

Answer

Earth

Answer

Mars

Question 3

What will ultimately happen to our sun?

Accepted Answer

White dwarf

Answer

Black hole

Answer

Fireball

Answer

Red giant

Question 4

To what extent is the galaxy visible in the night sky?

Accepted Answer

0.03%

Answer

0.1%

Answer

10%

Answer

1%

Question 5

What is the number of galaxies in the universe that can be observed?

Accepted Answer

200 billion

Answer

10 billion

Answer

100 million

Answer

1 billion

Question 6

Light travels about 9,460,000,000,000 km in a year.

Accepted Answer

TRUE

Answer

FALSE

Question 7

Within our solar system, the tiniest planet is:

Accepted Answer

Mercury

Answer

Mars

Answer

Jupiter

Answer

Saturn