Solve the following questions given
Answers
1) The sun, which lies at a distance of about 150 million I'm from the Earth is our nearest star. It is a gigantic ball off Hot glowing gases ( hydrogen and helium ) . Light from the sun takes about 8 min and 20 seconds to reach the earth.
2) The Man-Made satellites is an electronic device that are sent into space and moves around the Earth or another planet ; it is used for communicating by Radio, Television etc and also for providing information.
Aryabhata was the first INDIAN satellite that was launched in 1975. Later, INDIA launched Bhaskara I, Bhaskara II, APPLE & the satellites of INSAT Series
Answer:
1) The Sun is a star. It is a huge, spinning, glowing sphere of hot gas. The Sun is just like the stars that you see in the night sky. It appears so much larger and brighter than the other stars because we are so close to it. The Sun is the center of our Solar System and contains most of the mass in the Solar System. All of the planets in our Solar System, including Earth, orbit around the Sun.
2) Man-made satellites are machines made by people. These machines are launched into space and orbit Earth or another body in space. There are thousands of man-made satellites. Some take pictures of our planet. Some take pictures of other planets, the sun and other objects. These pictures help scientists learn about Earth, the solar system and the universe. RISAT-1, Aryabhata, Kalpana-1 and Skylab are the examples of Man-Made Satellites