Vocabulary
Rock Types
Rock Cycle
Relative Dating
Grab Bag
100
The breakdown of rock into sediments.
Weathering
100
Type of rock formed from molten lava or magma.
Igneous
100
What type of rock is at "A"?
Igneous
100
Which layer is the youngest?
E
100
Explain the difference between weathering and erosion.
Weathering is the breakdown of rocks into sediment by wind, water, gravity, etc. Erosion is the transport of sediment after weather occurs.
200
The movement of sediments from one location to another by wind, water, or gravity.
Erosion
200
Rock can be weathered into tiny particles called ______.
sediment
200
What type of rock is at "C"?
Sedimentary
200
How old is "A" compared to "B" and "C"?
"A" is younger compared to "B" and "C"
200
Why do shorter, more rounded mountain ranges tend to be older compared to taller, jagged mountains?
Older mountains are exposed to weathering for a longer period of time which wears them down.
300
Deposition
300
Compaction and cementation form this type of rock.
Sedimentary
300
What's happening at the green arrows?
A) weathering and erosion
B) compaction and cementation
C) crystallization
D) melting
A) Weathering and erosion
300
Which event happened last?
Deadman's Canyon
300
After making a claim, a scientists must support the claim with ______ and _______.
evidence, reasoning
400
Sediments squeezed together by weight and then stick together. (Hint: Two words both beginning with the letter "C")
Compaction and cementation
400
Rock formed by heat and pressure
Metamorphic
400
What's happening at the orange arrows?
A) weathering and erosion
B) compaction and cementation
C) crystallization
D) melting
D) Melting
400
List the order of these events from oldest to youngest.
B, W, E, Q, K
400
If mass doesn't change during a chemical reaction, why do the ashes of a fireplace weigh less than the original log before it burned?
Some of the mass goes into the air as smoke and gases?
500
When magma or lava cools and forms a crystal solid.
Crystallization
500
Explain the difference between intrusive igneous rock and extrusive igneous rock.
Intrusive igneous rocks form beneath the surface from cooling magma. Extrusive rocks form above the surface from cooling lava.
500
What's happening at the purple arrow?
A) weathering and erosion
B) compaction and cementation
C) crystallization
D) melting
B) Compaction and cementation
500
Which of these is the correct order from oldest to youngest?
B, D, E
G, F, X, A
D, E, F, G
G F X A
500
What does the term "analyze the data" mean?
Look the data over. Check for patterns or errors.