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 :
Which of the following statements is/are correct with respect to Milky Way ?
I. It is a spiral galaxy
II. The solar system resides in one of its spiral arms.
Select the correct answer from the following
What is the difference between asteroids and comets ?
I. Asteroids are small rocky planetoids, while comets are formed of frozen gases held together by rocky and metallic metarial.
II. Asteroids are found mostly between the orbits of Jupiter and Mars, while comets are found mostly between Venus and Mercury.
III. Comets show a perceptible glowing tail, while asteroids do not.
Which of the following statements given above is/are correct?