Differentiate between asteroids, comets, and meteors.

All the stars in a constellation may not be at the same distance from the Earth. Explain.

Explain the various phases of the Moon using a diagram.

How are ocean tides formed? Explain.

If you step on Venus, from which side would you expect the Sun to rise? How will it be different from what you see on Earth?

Label the following diagram:

Complete the crossword puzzle with the help of the clues given below.

Across                                                                                                                     

3. A belt of rocky materials found between the orbits of Jupiter and Mars. 

5. The red planet

7. Brightest planet in the sky

8. Object moving around a planet

10. Natural satellite of the Earth

11. Farthest planet from the Sun

12. Huge collection of stars

Down

1. Closest planet to the Sun

2. Brightest star in the night sky

4. The star that does not appear in the night sky

6. The planet has large ring

9. A group of stars that make recognizable pattern in the sky