Our Planet Earth

Planet Earth-Our Planet.Looks like a tiny blue dot from outer space. Our planet was formed approximately 4.5 billion years ago.Structural CompositionEarth is made up of layers of rock, usually a mixture of various minerals. ┬áThe outer layer of Earth, known as the crust, consisting of low-density silicates. The crust is thin on ocean floor and … Continue reading Our Planet Earth

Advertisements