Which of the following is/are cited by the scientists as evidence/evidences for the continued expansion of universe? 1. Detection of microwaves in space 2. Observation of redshift phenomenon in space 3. Movement of asteroids in space 4. Occurrence of supernova explosions in space Select the correct answer using the codes given below:

In reference to Mangalyaan launched by ISRO, consider the following statements - (1) It is also called as the Mars Orbiter Mission. (2) It was launched on November 2013. Select the corfect answer usi…

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…

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.…

Consider the following statements about some planets in the solar system: 1. Mercury has no atmosphere. 2. Venus has two moons. 3. There is no land on Jupiter. 4. Rings of Saturn are composed of lump…