Rocks...ROCK!!!

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

The three types of rocks are...

This type of rock forms when hot liquid rock, magma, cools and solidifies. The type of rock that forms depends on the magma composition and the amount of time to cool.

Extrusive igneous rocks are formed by:

This type of rock forms when temperature and pressure inside the Earth's crust changes.

You are looking at a rock in science class and it is made of large crystals. It feels coarse. These characteristic indicate what type of rock?

Your lab partner is looking at a different rock, it looks like it has layers and it feels smooth. Your lab partner says it looks like it is fine grained too. Describe what type of rock your lab partner is holding.

This is a noticeable feature of sedimentary rock:

Your lab partner is looking at a rock, she states that is feels sandy and you think you can see what looks like a leaf in the rock. What type of rock is this?