WorksheetsLaw of Superposition
Total questions: 19
Worksheet time: 14mins
What is the law of superposition?
Oldest rocks are at the bottom and youngest rocks are at the top
Rocks are arranged by color
Youngest rocks are at the bottom and oldest rocks are at the top
The law of superposition does not apply to rocks
Lava that reaches the surface becomes an extrusion by cooling and solidifying. Will this layer be the oldest layer or the youngest layer?
oldest layer
youngest layer
Analyze the seashell found in the white layer. Which statement is true of the rock layer that contains this fossil?
The white layer could also contain a fossil from the top layer and the bottom layer
The white layer is younger than the layers above it.
The white layer is older than the layers above it.
The white layer is older than the layers below it.
According to the Law of Superposition which letter represents the oldest layer?
E
D
C
B
A
Pliocene
Archean
Cambrian
Triassic
Which is the best index fossil?
What does the Law of Superposition state about sedimentary rock layers?
The oldest layers are on the top, and the youngest are on the bottom.
The youngest layers are on the top, and the oldest are on the bottom.
All rock layers are of the same age.
The age of rock layers cannot be determined.
How does the Law of Superposition help scientists understand Earth's history?
By showing that Earth is flat.
By providing a method to determine the exact age of Earth.
By helping to establish a relative timeline of events and formations.
By proving that all rock layers were formed at the same time.
