Which is the third nearest planet to the sun?

1

(a)

Venus

(b)

Earth

(c)

Mercury

How much time does Mercury take to complete one round of the sun?

1

(a)

27 days

(b)

365 days

(c)

88 days

(d)

100 days

Which one of the following is the smallest and the nearest planet to the sun in solar system?

1

(a)

Venus

(b)

Mercury

(c)

Mars

(d)

Jupiter

The galaxy to which our solar system belong is known as

1

(a)

Milky Path galaxy

(b)

Milky Way galaxy

(c)

Milky Way orbit galaxy

(d)

Milky Galaxy

Ursa major is an example of which of the following?

1

(a)

Star

(b)

Satellite

(c)

Constellation

(d)

Planet

A huge system of stars is called _________.

1

(a)

galaxy

__________ is the third nearest planet to the sun.

1

(a)

The Earth

The planets do not possess ________ and ________ .

1

(a)

Heat and light

Meteroids heat up and burn due to _________ .

1

(a)

Friction

The small bear constellation is better known as the _________ .

1

(a)

Saptarishi

Give some examples of constellation?

1

(a)

Ursa Major or Big Bear, small bear.

Name any man-made Indian satellite.

1

(a)

INSAT, EDUSAT, IRS etc.

Name few planets which have rings around them?

1

(a)

Jupiter, Uranus and Saturn.

Why do we not feel the heat and light of the stars?

1

(a)

The great distance of stars from the Earth makes it impossible to feel the heat and light of the stars.

How many planets are there in the solar system?

1

(a)

There are eight planets in our solar system.

Which is the smallest and largest planet in the solar system?

1

(a)

Mercury is the smallest and Jupiter is the largest planet in the solar system.

Give an example of dwarf planet?

1

(a)

Ceres-2003, UB 313, Pluto

Which planet takes maximum time in completing one orbit around the sun?

1

(a)

Neptune takes 164 years in completing one orbit around trre sun, which is the highest among other planets.

How does a planet differ from a star?

3

(a)

Why do we see only one side of the moon always?

3

(a)

How did ancient people determine direction during night?

3

(a)

Why is the sun called as the head of the solar system?

3

(a)

Why does the moon have spots?

3

(a)

How is planet different from satellites in origin and characteristics?

5

(a)

Write a note on galaxy and universe?

5

(a)

(i) How many satellites does Mars have?
(ii) How many planets are there in above picture?

5

(a)