Types of rocks

How long have rocks been around?

• a few months

• a few years

• millions and billions of years

How many sizes can rocks come in?

• many sizes

• one size

• three sizes

What can a very tiny rock be called?

• boulder

• sand

• mountain

What are small, smooth rocks that you can hold in your hand called?

• clay

• mountains

• pebbles

A scientist who studies rocks is called a

. . .

• geographer

• geographist

• geologer

• geologist

How many main kinds of rocks are on earth?

• one

• two

• three

• too many to count

The THREE main types of rocks on earth are named . . .

• eggneous, sedamentary, metamorfic

• igneous, sedimentary, metamorphic

• igneus, sedamantary, metemorphic

• igneaus, sadimentary, matemorfic

I am the main type of rock that is created from hot lava that cools. What type of rock am I?

• metamorphic

• sedimentary

• igneous

I am the main type of rock that is created from layers of sediment. What type of rock am I?

• metamorphic

• sedimentary

• igneous

I am the main type of rock that has been changed by extreme heat or pressure. What type of rock am I?

• metamorphic

• sedimentary

• igneous