Show:
MINERALS
IGNEOUS ROCKS
SEDIMENTARY ROCKS
METAMORPHIC ROCKS
RANDOM
100
Natural, nonliving substances that make up rocks.
What are minerals?
100
"Made of fire"
What does Igneous mean?
100
Tiny particles of rocks and minerals.
What are sediments?
100
This cycle means "changed"
What is metamorphic?
100
The building blocks of rocks.
What are minerals?
200
The way light reflects off the surface of a mineral.
What is luster?
200
A layer of melted rock underneath the Earth's surface.
What is magma?
200
The top layer of sediment.
Which is the youngest layer of sediment?
200
The force that squeezes rocks together.
What is pressure?
200
The building blocks of minerals.
What are elements?
300
The color of the powder left when a mineral is scratched.
What is streak?
300
Magma that reaches Earth's surface.
What is lava?
300
The remains of animals or plants from long ago which have been compressed into rocks.
What are fossils?
300
Rocks formed under intense heat and pressure.
What are metamorphic rocks.
300
Earth's elements which affect how a rock changes or transforms.
What are wind, water, and ice?
400
The way a mineral splits along a flat surface.
What is cleavage?
400
When lava cools above the Earth's surface, this type of rock is formed.
What is intrusive igneous rock.
400
A Latin word meaning "lumped together"
What is conglomerate?
400
Minerals get rearranged and pressed into these thin layers.
What are bands?
400
Someone who studies Earth's history by examining rocks.
What is a geologist?
500
A scale that shows the hardness of a few common minerals.
What is Mohs' Hardness Scale?
500
When lava cools and hardens above the Earth's surface, this type of rock is formed.
What is extrusive igneous rock?
500
Compaction
What do sediments go through to form sedimentary rock?
500
Igneous, sedimentary, and metamorphic rocks can be formed.
What types of rock can be formed into metamorphic rock?
500
Rocks that are mined because they contain useful minerals.
What are ores?