Show:
3 Types of Rocks
Minerals
Properties
Vocabulary
Rocks
100
Which rocks are formed from heat and pressure?
Metamorphic
100
What are rocks made up of?
Minerals
100
Johnny sorted his rocks into a group of gray rocks, black rocks and white rocks. Which property did he look at?
Color
100
Scientists use _____________ to classify rocks.
Properties
100
What are the 3 types of rocks?
Igneous, sedimentary, metamorphic
200

Which rock forms from fire?

Igneous 

200
John wanted to test how easy it would be to scratch a mineral. Which property was John testing?
Hardness
200
A rock that feels grainy is an example of which property?
Texture
200
Why is color not a good property to use when identifying minerals?
Many minerals have the same or similar colors.
200
Granite is which type of rock?
Igneous
300
Which rocks form in layers?
Sedimentary
300
Which mineral is the hardest?
Diamond
300
The way a rock reflects light is called ___________.
Luster
300
The breaking down and wearing away of rocks is called _______________________.
Weathering
300
What is it called when rocks continuously change?
The Rock Cycle
400
Which rock is formed from magma or lava?
Igneous
400

What is it called when you scratch a mineral on a small white plate?

Streak color/test

400
Scratching a rock with your fingernail can show the rock's ___________.
Hardness
400
__________is the movement of sediments from one place to another.
Erosion
400
Sandstone and limestone are examples of which type of rock?
Sedimentary
500
Which rock is formed from fossils or plant and animal remains?
Sedimentary
500
True/False: Minerals are not found in rocks.
False!
500
List the five properties of rocks that we have learned in class.
Color, texture, luster, hardness, size
500
Which rock is called the "changing rock"?
Metamorphic
500
Explain how a sedimentary rock forms.
Sediments run off into the water where they settle at the bottom of the ocean. The weight of the water causes the rocks to form in layers.