The revolution of the Moon around the Earth makes the Moon appear as if it is changing shape in the sky. This is caused by the different angles from which we see the bright part of the Moon's surface. These are called...
Questions: 8 | Attempts: 12076 | Last updated: Mar 22, 2022
Do you know anything about astrophysics? It is a science that applies physics methods and principles in the investigation of astronomical objects and occurrences. The examined items include the stars, sun, galaxies, extrasolar...
Questions: 10 | Attempts: 12244 | Last updated: Mar 22, 2022