Answer: Option [A]The correct answer is their composition. The strongest evidence that comets are members of our solar system comes from their composition.
Answer: Option [C]The correct answer is Rotation of Earth. The Foucault pendulum is a simple device named after French physicist Léon Foucault and conceived as an experiment to demonstrate the Earth's rotation.
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The reason for this is that :
Answer: Option [D]The correct answer is Option D. 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 the orbit of Venus is inside the earth's orbit whereas the orbit of Jupiter lies outside the orbit of the Earth.
Select the correct answer from the following
Answer: Option [C]The correct answer is Both I and II.
- It is a spiral galaxy
- The solar system resides in one of its spiral arms.
Which of the following statements given above is/are correct?
Answer: Option [B]The correct answer is I and III only.
- Asteroids are small rocky planetoids, while comets are formed of frozen gases held together by rocky and metallic material.
- Comets show a perceptible glowing tail, while asteroids do not.
