3 Types of Rocks
Minerals
Properties
Vocabulary
Layers of the Earth
100
Which rocks are formed from heat and pressure?
Metamorphic
100
These are the building blocks of rocks.
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
The outer most layer of the Earth is called the ______?
crust
200
Which rock forms under water?
Sedimentary
200
What is the most common material found on earth?
Minerals
200
A rock that feels grainy is an example of which property?
Texture
200
Bits of rocky material that settle at the bottom of the ocean are called _________?
Sediments
200
This layer of the Earth is a solid ball of iron.
Inner Core
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
This rock's name means "from fire".
Igneous
300
This layer is made of liquid iron and nickel and is the cause of Earth's magnetic field.
Outer Core
400
Which rock is formed when magma or lava cools and hardens?
Igneous
400
Tell one property used to classify minerals.
Color, streak, texture, hardness, luster
400
Scratching a rock with your fingernail can show the rock's ___________.
Hardness
400
The color of a mineral as a powder is called its ________?
Streak
400
This is the thinnest layer of the Earth.
Crust
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, streak

500

This is a mineral's ability to resist being scratched.



Hardness 

500
This layer is referred to as a peanut butter sandwich because it is solid on the top and bottom, but is made of thick magma in the middle like peanut butter.
Mantle
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