Stars

Q. This planet is visible to the naked eye.
(a) Jupiter
(b) Neptune
(c) Uranus
(d) Mars

Q. Fill in the blanks:
(a) The planet which is farthest from the Sun is _______.
(b) The planet which appears reddish in colour is ______.
(c) A group of stars that appear to form a pattern in the sky is known as _____.
(d) A celestial body that revolves around a planet is known as ______.
(e) Shooting stars are actually not ______.
(f) Asteroids are found between the orbits of _____ and ______.

Q. The distance of the star Proxima Centauri from the Earth is
(a) 4.3 million kilometres.
(b) $8\raisebox{1ex}{$1$}\!\left/ \!\raisebox{-1ex}{$4$}\right.$ light minutes.
(c) 2 million light years.
(d) 4.3 light years.

Q.

Why cant we see stars and planets in the sky while were in a city, yet theyre visible everywhere else?

Q. Our solar system has _______ planets.

1. 9
2. 8
3. 10
4. 7

Q. Where are stars “born”?

1. In a supernova
2. In a white dwarf
3. In a nebula
4. From black hole

Q.

Why does a falling star not cause any harm?

Q. Why are we able to see only one side of the Moon?

Q. The visible light spectrum of a typical star like our Sun shows:

1. bright emission lines
2. shows all of the other answers depending on the season on Earth
3. no spectral lines at all
4. dark absorption lines

Q.

Which of the following are examples of celestial objects?

1. moon

2. planets

3. asteroids

4. all of the above

Q. Search and you will find.
Stars are born out of _________ clouds.

Q. Why are we able to see only one side of the Moon?

Q. Which of the following is the stage where a massive star explodes and releases a lot of energy?

1. Red supergiant
2. Blackhole
3. Main sequence
4. Supernova

Q. Continuous observations of sun spots formation has revealed that the region or band of sun spots first form at mid-latitudes, widen and then move

1. towards poles
2. sideward
3. towards the equator
4. upper latitudes