The solar system consists of

What is the correct sequence of the following layers of the Earth as one moves from the surface to the interior: 1. Mantle 2. Crust 3. Core 3 WhatsApp: 8076535685 for APPSC I CGL I CSL I CHSL (APSSB) Exams Select the correct answer by using the codes given below:

What is the time taken by the light of the Sun to reach the Earth?

After the Sun, what is the closest star to Earth?

The ‘Big Bang Theory’ is related to which of the following?