What is an amorphous mineral? Give an example.
An amorphous mineral is one with no definite crystalline structure. Amorphous minerals are also know as mineraloids. Opal is an amorphous mineral
What are the three major classifications of environmental problems?
The classes of environmental problems are loss of biodiversity, resource depletion, and pollution.
List and briefly discuss the spheres of Earth.
Earth has 4 spheres. These are: Atmosphere, Hydrosphere, Biosphere, and Geosphere. The atmosphere contains gases, such as carbon dioxide and oxygen, needed by organisms to in the biosphere. The hydrosphere consists of all water on Earth and provides water for organisms as well as shaping the landscapes in the geosphere. The Biosphere, as mentioned earlier contains the living organisms and ecosystems. The Geosphere consists of minerals, rocks and the ground, including the soils plants grow in.