World geography Quiz 6 September 22, 2018 September 22, 2018 Please enter your email: 1. The ‘Solar Corona’ mainly consists of: gases cosmic rays molten lava ice 2. While Venus is seen only for one to two hours either after sunset or before sunrise, Jupiter is seen for the whole night whenever it is visible in the sky. The reason for this is that: [CDS 2000] Venus is much smaller than Jupiter Venus reflects lesser amount of sunlight than Jupiter the orbit of Venus is inside the earth’s orbit whereas the orbit of Jupiter lies outside the orbit of the earth Venus is much closer to the earth than Jupiter 3. The constellations of stars appear at different positions in the sky at different times during night mainly: because of optical illusion because celestial bodies are changing their positions all the time because earth revolves round the sun because earth rotates about its axis 4. If there is no Sun, the colour of the sky would be: blue yellow orange black 5. The strongest evidence that comets are members of our solar system comes from: the shape of their orbits the shape and length of their tails their effect on the lives of man their composition 6. The time required by moonlight to reach the earth is : 2.3 sec 1.3 sec 1 sec 2 sec 7. Foucault experiment is proof of which one of the following? Revolution of Moon Revolution of Earth Rotation of Moon Rotation of Earth 8. The Saturn rings were discovered by: Copernicus Newton Galileo none of these 9. The radiant energy of the sun is transmitted in the form of: particles none of these short waves long waves 10. Comets are celestial bodies moving about the solar system in elliptical or hyperbolic orbits, usually accompanied by a shining tail hyperbolic orbit always accompanied by a shining head elliptical orbits usually accompanied by a long shining tail hyperbolic orbit without projecting any tail or head Loading … Question 1 of 10 Share this:WhatsAppTelegramTweet Related