Relative Dating

Front

A break in the geologic record that is made when rock layers are eroded over a long period of time

Back

Unconformity

Front

How does the law of crosscutting explain the age of a fault?

Back

The fault is younger than the rocks it cuts through.

Front

What are the relative ages of the features in order from oldest to youngest? Limestone, Basalt, Fault, Siltstone, Siltstone, Fault, Basalt, Limestone, Limestone, Fault, Basalt, Siltstone, Limestone, Siltstone, Fault, Basalt

Back

Limestone, Siltstone, Fault, Basalt

Front

Relative dating of rock layers tells us that the deeper we dig, _______.

Back

the older the rocks get

Front

Which of the following is the oldest? Layer L, Intrusion D, Intrusion H, Layer E

Back

Layer E

Front

How does sedimentary rock usually form? Options: Vertically, Diagonally, Folding, Horizontally

Back

Horizontally

Front

Letter "F" is a....

Back

fault

Front

The rock formation labeled "P" is a(n)...

Back

intrusion

Front

What is the most recent event? Options: E, B, C, D

Back

C

Front

What rock is the oldest? Options: Conglomerate, Shale, Breccia, Sandstone

Back

Conglomerate