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