によって Chace Le Ber 5年前.
151
Three main types of rocks
There are three primary classifications of rocks based on their formation processes: sedimentary, igneous, and metamorphic. Sedimentary rocks originate from the breakdown of igneous rocks and can also form from the accumulation of shells from tiny sea creatures.
開く
Three main types of rocks sedimentary rock 5. after meany years layers of these tiny pieces of rock pile up to form a sedimentary rock. 4. sedimentary rocks formed farther from shore have more clay in them. 3. sedimentary rocks formed close to shore have mostly sand in them. 2. sedimentary rock also can be crated from the shells of tiny sea creatures. 1. this type of rock is formed from igneous rock that broke down. metamorphic rock Subtopic 5. they can from above ground 4. they can form under ground 3. it´s formed from through the change called metamorphosis metamorphic rock can mack tail 1.metamorphic starts out as sedimentary rock igneous rock 5. it can make counter tops 4. when magma cools down it forms igneous rock 3. About quarter of the rocks on earths are igneous 2. it comes from deep inside the earths core. 1. magma is the heart of any igneous rock
