Minerals
Igneous Rocks
Sedimentary Rocks
Metamorphic Rocks
Weathering
100
Natural, nonliving substances that make up rocks.
What are minerals?
100
The layer of melted rock below Earth's surface.
What is magma?
100
Rocks can be made by these tiny particles.
What are sediments?
100
This causes the physical properties and mineral contents of rocks to change.
What are heat and pressure?
100
The breaking down of rocks.
What is weathering?
200
These are the building blocks of minerals.
What are elements?
200
Magma that reaches the Earth's surface.
What is lava?
200
Over a long period of time, the layers of sediments turn into this.
What are rocks?
200
The amount of heat and pressure a metamorphic rock undergoes determines this.
What are its properties?
200
Causes rocks to break apart.
What is thawing and freezing?
300
A characteristic used to identify minerals.
What is luster?
300
Igneous rocks are classified according to this.
What is the way they are formed?
300
Over time, new layers of sediment are dropped on top of this.
What are old layers?
300
A rock used in statutes.
What is marble?
300
Outer layers of rock peel off in this type of weathering.
What is exfoliation?
400
The way a mineral splits and is considered another property of minerals.
What is cleavage?
400
This is what gives a rock its texture.
What are the size of the mineral crystals?
400
This causes the top layers to squeeze water and air from lower layers.
What is weight?
400
This is what determines the texture of marble.
What is size of crystals?
400
The wearing away of rock by blowing sand.
What is abrasion?
500
This scale is used to measure the hardness of minerals.
What is the Mohs' hardness scale?
500
The many colors of granite depend on this.
What are minerals that make it up?
500
The remains of plants and animals from millions of years ago.
What are fossils?
500
Jewelry can be made from this type of rock.
What is lapis lazuli?
500
When oxygen in air is dissolved in water, it reacts with iron and produces this causing the rock to break apart.
What is rust?
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