Show:
Rocks/Minerals
What's That?
Properties
Vocabulary
I know This!
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

What makes rocks different from each other?

They are made with different minerals

200
Which rock forms under water?
Sedimentary
200

How shiny or dull a mineral is

Luster

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

What are sediments?

tiny particles of rock, or minerals or plants or bones or shells

300
Which rocks form in layers?
Sedimentary
300

Which mineral is the hardest?

Calcite:  2

Pyrite:   3

Talc:      1

Pyrite

300
The way a rock reflects light is called ___________.
Luster
300
This rock's name means "from fire".
Igneous
300

THIS PROPERTY DESCRIBES WHAT HAPPENS WHEN IT RUBS AGAINST ANOTHER ROCK OR EARTH MATERIAL

Streak

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

What has to happen for Magma to turn into a rock

Cool Down

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 the scale we use to determine the hardness of a rock.
Moh's Hardness Scale
500

The way a mineral splits or breaks

Cleavage