The Universe

Q. It takes around minutes for the sunlight to reach Earth.

1. 5
2. 8
3. 80
4. 10

Q. The branch of science that deals with the study of celestial objects is:

1. Archaeology
2. Biology
3. Astronomy
4. Mathematics

Q.

Do stars emit light only during night?

Q. Galileo Galilei, after his observations of the sun and other planets from his telescope, supported the Copernican theory.

1. True
2. False

Q. Astronomers are:

1. scientists who study about telescopes.
2. scientists who study about universe.
3. scientists who study about stars and their movement.
4. scientists who study about galaxies only.

Q. Our solar system has planets.

1. 7
2. 8
3. 9

Q. According to Copernican theory, the sun lies at the _____ of the solar system.

1. edge
2. eastern side
3. centre
4. bottom

Q.

The vast unimaginable space which encompasses most of the distant stars, planets, gas clouds, and everything we can imagine is called:

1. The universe

2. cosmos

3. Both (a) and (b)

4. None of the above

Q. Planets, just like stars, twinkle in the night sky?

1. True
2. False

Q.

The universe contains:

1. hundreds of stars.

2. thousands of stars.

3. millions of stars.

4. billions of stars.

Q. Sun is also a star.

1. True
2. False

Q. According to the Copernican theory, the sun is at the centre of the solar system.

1. True
2. False

Q. The position of sun is fixed in the universe.

1. True
2. False

Q. Which of the following, despite being a part of the universe, cannot be listed as a heavenly body?

1. Sun
2. Moon
3. Dust particles
4. Planets

Q. How does the space expand itself?The galaxy moves on its own?

Q. Sun is the largest star in the universe.

1. False
2. True

Q. Which of the following are the primary constituents of nebulae?
1. Hydrogen
2. Nitrogen
3. Oxygen
4. Dust particles

1. 1 and 2 only
2. 2 and 3 only
3. 3 and 4 only
4. 1 and 4 only

Q.

Statement 1: Stars twinkle but planets do not.

Statement 2: Stars have their own light but a planet does not.

1. Both the statements are true and statement 2 is the correct explanation of statement 1.

2. Both the statements are true and statement 2 is not the correct explanation of statement 1.

3. Statement 1 is true and statement 2 is false.

4. Statement 1 is false and statement 2 is true.

Q. What is ecliptic?

Q. Which of the following celestial bodies revolve around the planets?

1. Comet
2. Stars
3. Planets
4. Moons

Q. It takes around minutes for the sunlight to reach Earth.

1. 5
2. 8
3. 80
4. 10

Q. The branch of science that deals with the study of _____ is called astronomy.

1. sun and stars only
2. orbits only
3. planets and satellites only
4. all celestial objects

Q. In the solar system, Earth revolves around ____.

1. moon
2. satellites
3. other planets
4. sun

Q. The scientists who study about the universe are called _____.

1. physicist
2. mathematicians
3. mechanics
4. astronomers

Q. Which of the following are the primary constituents of nebulae?
1. Hydrogen
2. Nitrogen
3. Oxygen
4. Dust particles

1. 1 and 2 only
2. 2 and 3 only
3. 3 and 4 only
4. 1 and 4 only