1 For example, Granite is a rock made of the minerals: quartz, mica, and other minerals. 2  Students will know that rocks and minerals are found in the earth's crust. 3  Students will realize that rocks and minerals are used to produce many important materials.
Muscle pain (myalgia) are pulling, gut-wrenching and spasmodic pain in the muscles: the term myalgia is composed of the Greek words myos for muscle and algos for pain. Muscle pain can spread (diffuse) or (local) occur in a certain place of the body.
Muscle pain originates in any of the muscles in the body. The medical term for muscle pain is myalgia. Muscle pain may arise due to injury or overexertion, infections of the soft tissues, or inflammatory conditions. A number of conditions can be associated with generalized aches and pain, such as influenza, that are perceived to be muscle pain.