Category: Earth and Universe
The continuous expansion of the cosmic space is due to the movement of galaxies apart, Planets revolve around the Sun in fixed orbits, The stability of the Earth rotation in an orbit around the...
Each galaxy in the universe has a distinctive shape, The difference in the shapes of galaxies that form the universe because each galaxy has a distinctive shape according to the harmony and order of...
Chlorofluorocarbon compounds are dangerous to the environment because they cause erosion of the ozone layer and global warming phenomenon. There are two dangerous phenomena that have faced the Earth since the mid-twentieth (20th) century....
Air forms a gaseous envelope that surrounds the Earth known as the atmospheric envelope or atmospheric air. The atmospheric envelope of the Earth is a gaseous envelope surrounding the Earth that rotates with it...
Granite has a coarse texture, while basalt has a smooth texture because the size of crystals of minerals forming granite is large, while the size of crystals of minerals forming basalt is small. The...
The Sun occupies the centre of the solar system, the Earth is one of the eight planets revolving around it. The Earth is the planet that we live on, The ozone layer protects living...