A compound is a substance that contains two or more elements close elementA pure substance that is made from only one type ... rock can be turned into a different metamorphic rock. There are three ...

The characteristics of the rocks that hold fossils can be as informative as the fossils themselves. There are three main types of rock: igneous rock, metamorphic rock, and sedimentary rock. Almost all ...

3. Explain to the students the meaning of the ... Describe that the same behavior happens for many types of rocks. Tell the students that temperature and pressure increase as one goes deeper ...