Types of Rocks

Match it! Select the correct answer from the pull down...Good luck!

Which type of rock is formed when heat and pressure are applied below the earth's surface?

A rock that has either been squeezed by incredible pressures deep underground and/or has been exposed to very high temperature is a ______.

Which type of rock is formed when bits of rocks are layered and cemented together?

Obsidian is a type of volcanic glass that is formed when lava cools. Obsidian is a/an___.

Rocks need ________ to change to metamorphic rocks.

Which type of rock is formed when lava cools and hardens?

A rock that has been layered is called a ______.

The three types of rocks are