Properties of sedimentary, metamorphic and igneous rock Flashcards
What is a compound
A compound is a substance that contains two or more elements chemically bonded in a fixed ratio of atoms
What are the three types of rock
Igneous, metamorphic and sedimentary
What is igneous rock
Igneous rocks are formed from the cooling of molten rock. Molten rock is rock that has been heated to such a high temperature that it melts into a liquid. The basalt which makes up the Giant’s causeway is an igneous rock.
What is sedimentary rock
Sedimentary rocks are formed by small rock pieces which are transported by rivers and laid down in layers. Chalk is a sedimentary rock.
What is metamorphic rock
Metamorphic rocks are formed when another rock is under heat and pressure. Marble is a metamorphic rock, it is highly decorative and used for statues.
