Earth and the Solar System

How many artificial satellites are launched by India? Which is the largest satellite out of it?

The celestial bodies that revolve around a planet without independently revolving around the sun are called -

_____ is a rocky body that could not turn into a planet when the solar system was formed but revolves around the sun.

Name the first artificial satellite sent by Russia in space.

Identify the movement of the planets which causes day and night.

The orbits of Neptune and Pluto overlap each other, but they do not collide. What might be the possible reason for this?

What is the shape of the Earth’s orbit around the Sun?

Neptune completes one orbit for every 165 orbits that the Earth makes around the Sun. Which of the following do you understand from this information?

Observe the spinning top as shown in the image. Which movement of the Earth is represented by this top?

The planets move around the sun in fixed track known as_____ 

The thin layer of atmosphere around the sun is called

Solve the riddle to identify the natural resource.

Darkness drives away from me. A bright light comes from me. A source of energy, that is me. Who am I? 

Stars are not sources of light. 

Explain the importance of satellites in details?

What are the different constituents of our solar system?

We talk to others on our mobile phones. What makes communication on a mobile phone possible?

We watch TV programmes on many different channels. Where do they come from?

Planets give out light of their own.

The sun is at the

Name the galaxy which is our neighbour.