Class 8 Exam > Class 8 Notes > Short & Long Answer Questions for Class 8 > Very Short Answers - Stars and the Solar System
Very Short Answers - Stars and the Solar System | Short & Long Answer Questions for Class 8 PDF Download
Q.1.Name the planet appears in the northern sky before sunrise?
Ans: Venus brightest of all planets
Q.2. Name the planet which has 28 moons?
Ans: Jupiter mainly consists of hydrogen and helium gases
Q.3. In which direction stars move except Polar star?
Ans: When seen from earthstars appears to move from east to west.
Q.4. Why pole star appears stationary?
Ans: As it lies on the imaginary axis of the rotation of the earth.
Q.5.Which two planets have asteroids between them?
Ans: asteroids are the rocks pieces that revolve around the sun between the orbit of Mars and Jupiter.
Q.6. Which comet visits the earth after 76 years?
Ans: Halley’s Comet. Heavenly bodies that revolve around the sun and appears as bright as the glowing ball with a long tail is called a comet.
Q.7.What happens to meteors when enters the earth’s atmosphere?
Ans: meteors when enters the earth’s atmosphere starts glowing and are seen as a bright streak of light fleshing momentarily across the sky.
Q.8.What is the high tog geostationary satellite from the earth surface?
Ans: 36000km and used for satellite communications.
Q.9. What does term INSAT mean?
Ans: Indian National Satellite.
Q.10.Name the first Indian satellite launched successfully.
Ans: Aryabhata on 19 April 1975
Q. 11. What is sun?
Ans. The sun is a star.
Q. 12. Name the planet nearest to the ‘sun’.
Ans. Mercury.
Q. 13. Name the planet nearest to the earth.
Ans. Mars.
Q. 14. Name the planets opposite side of the earth.
Ans. Mars and Venus.
Q. 15. Name the star which is nearest to the earth.
Ans. Alpha Centaury.
Q. 16. Write the name of any two constellations.
Ans. Great Bear and Orion.
Q. 17. Which planet has rings around it?
Ans. Saturn.
Q. 18. Name the planet farthest from the sun.
Ans. Neptune.
Q. 19. Write the name of astronaut who first landed on the moon.
Ans. Neil Armstrong.
Q . 20. When did Neil Armstrong land on the surface of the moon?
Ans. On July 21, 1969.
Q . 21. What is the speed of light?
Ans. 300000 km per second.
Q . 22. Write other name of constellation Great Bear.
Ans. Saptarishi.
Q . 23. How many bright stars are there in Orion?
Ans. Seven or Eight.
Q . 24. What is the other name of Orion?
Ans. Hunter.
Q . 25. Which is the nearest star to the earth?
Ans. Sun.
Q . 26. Which star is called morning or evening star?
Ans. Venus.
Q . 27. Which colour is seen on earth from space?
Ans. Blue green.
Q . 28. Which planet is called Red planet?
Ans. Mars.
Q . 29. Which is the smallest planet?
Ans. Mercury.
Q . 30. Which planet is yellowish in colour?
Ans. Saturn.
Q . 31. Which planets are called inner planets?
Ans. Mercury, Venus, Earth and Mars.
Q . 32. Which planets are called outer planets?
Ans. Jupiter, Saturn, Uranus and Neptune.
Q . 33. Write the name of artificial satellite.
Ans. INSAT, IRS, Kalpana-I.
Q . 34. What is responsible for the change in season on earth?
ns. Tilting of earth.
Q . 35. Name the planets which have no moon.
Ans. Mercury and Venus.
Q . 36. Name the planet where life exists.
Ans. Earth.
Q . 37. What is the path on which planets revolve around the sun called?
Ans. Orbit.
Q . 38. How many planets are there in the solar system?
Ans. Eight.
Q . 39. Name the planet where there is no carbon dioxide.
Ans. Mercury.
The document Very Short Answers - Stars and the Solar System | Short & Long Answer Questions for Class 8 is a part of the Class 8 Course Short & Long Answer Questions for Class 8.
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FAQs on Very Short Answers - Stars and the Solar System - Short & Long Answer Questions for Class 8
| 1. What is a star? |  |
Ans. A star is a massive luminous ball of hot gas, mainly hydrogen and helium, that produces energy via nuclear fusion reactions in its core.
| 2. How do stars form? | |
Ans. Stars form from clouds of gas and dust in space when the material in the cloud comes together due to gravity, forming a protostar. When the protostar becomes hot and dense enough, nuclear fusion begins, and a star is born.
| 3. What is a solar system? | |
Ans. A solar system is a collection of planets, moons, asteroids, comets, dust, and gas that orbit around a central star, held together by gravity.
| 4. How many planets are in our solar system? | |
Ans. Our solar system has eight planets - Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune.
| 5. What is the role of the sun in the solar system? | |
Ans. The sun is the central and most massive object in the solar system. It provides light, heat, and energy to all the planets and other objects in the solar system, and holds them in orbit with its gravitational pull.
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