Day and Night

Q. Sun rises in the East and sets in the West because Earth rotates about its axis from to.

1. West
2. South
3. East
4. North

Q.

Can humans live on any other planet?

Q.

Why does the sun rises and sets at different times around the world?

1. Due to the rotation of the sun

2. Due to the rotation of the earth with its axis tilt

3. Due to the revolution of the earth around the moon

4. Due to the revolution of the moon around the earth

Q.

The pole star is visible from the southern hemisphere.

1. True

2. False

Q.

The day and night occurs because

1. the Sun goes around the Earth

2. the Earth orbits the Moon

3. the moon revolves around Earth

4. the Earth rotates itself along its axis

Q.

We are able to see only one side of the moon. Why?

1. Because rotation of the earth and the moon on their own axes take equal time

2. Due to reflection of the sunlight

3. Beacuse rotation of the moon on its own axis and its revolution around the earth take equal time

4. Both A and C

Q. Which of the following are at rest with respect to Sun?

1. Earth
2. Moon
3. Mars
4. None of these

Q.

What distinguishes pole star from other stars? Explain.[3 MARKS]

Q. The rotation of Earth is primarily responsible for the occurence of:

1. earthquakes
2. floods
3. rains
4. day, night

Q. Statement I : The earth rotates from West to East.
Statement II: Stars appear to move from East to West.

1. Both the statements are correct.
2. Both the statements are incorrect.
3. Only statement I is correct.
4. Only statement II is correct.

Q. The study of celestial objects and the phenomena associated with them, is called ________.

1. astronomy
2. astrology
3. geography
4. seismography

Q. Sun is a ____.

1. satellite
2. star
3. planet
4. meteor

Q. Sun plays an important role to sustain life on Earth.

1. False
2. True

Q. Life is possible on all planets.

1. False
2. True

Q. Name the farthest planet from the Earth which is visible without a telescope.

1. Venus
2. Mars
3. Saturn
4. Jupiter