Front

What is a way an organism can become a fossil? Options: amber, strata, geologic column, superposition

Back

amber

Front

What causes an unconformity? Options: water, wind, ice, nondeposition and erosion

Back

nondeposition and erosion

Front

What is a geologic column?

Back

an arrangement of rock layers in which the oldest rocks are at the bottom

Front

What is an unconformity?

Back

a break in the geologic record created by erosion or nondeposition

Front

What type of unconformity is in the picture? Options: disconformity, nonconformity, angular unconformity, intrusion

Back

angular unconformity

Front

What type of disturbed rock layer is shown in the picture? Options: tilting, intrusion, folding, fault

Back

intrusion

Front

Which is an example of a trace fossil? Options: animal tracks, coprolite, burrows, all of the answers given here

Back

all of the answers given here

Front

What type of fossil is a mold?

Back

a cavity made by a shell (cake pan)

Front

What type of fossil is a cast fossil? Options: a cavity made by a shell (jello mold), a type of fossil that forms when sediments fill in the cavity (jello)

Back

a type of fossil that forms when sediments fill in the cavity (jello)

Front

What is an example of an index fossil? Options: t-rex fossils, insect in amber, trilobites or ammonites, woolly mammoth fossils

Back

trilobites or ammonites