Which of the following statements is true regarding earth movement? 1. Earth rotates on its axis from west to east resulting into seasonal changes. 2. Earth revolution around sun results into occurrence of day and night on earth.

Consider the following statement: 1. The albedo of an object determines its visual brightness when viewed with reflected light. 2. The albedo of Mercury is much greater than the albedo of the Earth.…

Which one of the following astronomers proved that the Earth and other planets revolve around the Sun ?

Which one of the following statements is correct with reference to our solar system?

Which of the following statements are correct regarding the solar system? I. Mercury is the hottest planet in the solar system II. Ganymede, satellite of Saturn, is the largest satellite in the solar…

Consider the following statements regarding asteroids : 1. Asteroids are rocky debris of varying sizes orbiting the sun 2. Most of the asteroids are small but some have diameter as large and 1000 km…