Question

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Answer 1

Hey dear here is your answer!!!!!

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Lets answer them one by one:-

(A) Stars:-

• They form a part of a constellation.
• They are usually located nearer to us.
• There are billions of stars in the universe.

Constellation:-

• They are a group of stars which form a shape.
• They are located too far away from us.
• There is a limited number of known constellations.

(B) Stars:-

• They are made up Hydrogen and Helium.
• They emit their own heat and light.
• They produce energy due to nuclear fusion.

Planets:-

• They may be made up of rocky core of gases.
• They don't emit their own heat and light but instead reflect it.
• They have higher temperature in deep inside due to pressure.

(C) Terrestrial Planets:-

• They are composed of rocks and metals.
• They are located near the star.
• They are Mercury, Venus, Mars and Earth.

Jovian Planets:-

• They are mainly composed of gases.
• They are far from the star.
• They are Jupiter, Saturn, Uranus and Neptune.

(D) Artificial Satellite :-

• They are man - made and are used for a purpose.
• They revolve around the Earth quickly.
• They are relatively much smaller than natural satellites.

Natural Satellites :-

• They were formed by natural processes and don't really serve any purpose
• They take longer time to revolve aorund its planet.
• They are much bigger than artifical satellites.

❣️⭐ Hope it helps you dear...⭐⭐❣️❣️