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Twenty Questions

Our Solar System

Twenty Questions

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1. What’s the name of our galaxy?

Milky Way

2. What’s a galaxy ?

A galaxy is a group of stars.

3. How many galaxies are there in the universe?

There are millions of galaxies in the universe.

4. How many planets are there in our Solar System?

There are eight planets in our Solar System.

5. Can you name all the planets in our Solar System?

Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus and Neptune.

6. What’s the Sun?

The Sun is the nearest star to the Earth.

7. How hot is it on the surface of the Sun?

About 5,500’C

8.How hot is it in the centre?

About 15 million ‘C

9. How long does a day on Mercury last?

59 days

10.What’s the hottest planet?

Venus

11. Which planet has got the largest volcano?

Mars

12. Which planet is called the Red Planet?

Mars

13. What’s the biggest planet?

Jupiter

14. What’s the second largest planet?

Saturn

15. What’s the windiest planet?

Neptune

16. Which planet is the furthest from the Sun?

Neptun

17. Why is life possible on the Earth?

Because it’s not too hot or too cold. Because of the air we can’t live without.

18. What’s the Moon?

It’s the Earth’s satellite.

19. How many percent of the Earth is water?

75%

20.What is Saturn famous for?

It’s famous for its beautiful rings.