Answer the following questions:

1. What is Earth’s Sun, and what is its role in the solar system?

2. What are the Milky Way galaxy and the sun’s position in it?

3. What is the Big Bang, and what does it say about the age of the universe?

4. What is meant by the phase “looking out in the universe is looking back in time?”

5. What is Earth’s place in the solar system?

6. How close are the nearest stars to the Sun as compared to the distance between the Sun and the Earth?

7. How large is the Milky Way galaxy?

8. How many stars are estimated to exist in this galaxy?

9. How old is the earth compared to the universe itself?

10. How fast does the Earth move around the Sun? Compare that to fast things in day-to-day life.

11. How is the Sun moving in the galaxy?

12. How are the galaxies around the Milky Way galaxy moving from humans’ point of view?