A ________________________________ is when many species become extinct over a short period of geologic time.
a. Mold and Cast
b. Continents
c. Relative Dating
d. Mass Extinction
e. Woolly Mammoth
d. Mass Extinction
___________________________ are formed at only one particular time, and help determine the age of a rock layer that has been moved out of its normal position by an earthquake.
a. Mesozoic
b. Index Fossils
c. Fossil Record
d. Climate
e. Continental Drift
b. Index Fossils
What letter represents the oldest rock layer?
M
An example of a _________________________________ fossil is to find an impression of a shell in one half of a broken rock, and a raised shape of the shell in the other half.
a. Mold and Cast
b. Continents
c. Relative Dating
d. Mass Extinction
e. Woolly Mammoth
a. Mold and Cast
____________________________ explains how similar fossils have been found on both sides of the Atlantic Ocean, even though the organisms could not have possibly crossed the ocean.
a. Mesozoic
b. Index Fossils
c. Fossil Record
d. Climate
e. Continental Drift
e. Continental Drift
What is older, the Eurypterid or the Trilobite?
Trilobite
The _________________________ was able to live in the very cold climate of the ice age.
a. Mold and Cast
b. Continents
c. Relative Dating
d. Mass Extinction
e. Woolly Mammoth
e. Woolly Mammoth
The _____________________ is the name for the fossils in the rock layers on Earth.
a. Mesozoic
b. Index Fossils
c. Fossil Record
d. Climate
e. Continental Drift
c. Fossil Record
Which type of rock is the newest in this example?
a. sandstone
b. shale
c. limestone
d. dolomite
a. sandstone
You can demonstrate ______________________________ by using a stack of newspapers. You can describe the placement of the papers within the entire stack.
a. Mold and Cast
b. Continents
c. Relative Dating
d. Mass Extinction
e. Woolly Mammoth
c. Relative Dating
The _____________ Period is also known as the Age of the Dinosaurs.
a. Mesozoic
b. Index Fossils
c. Fossil Record
d. Climate
e. Continental Drift
a. Mesozoic
Use #1
D
Fossils of the Mesosaurus are found in South America and Africa. This suggests that these two _______________ were once connected.
a. Mold and Cast
b. Continents
c. Relative Dating
d. Mass Extinction
e. Woolly Mammoth
b. Continents
The plants that lived in the La Brea tar pits 40,000 years ago were not much different form those that live in and around the area today. This tells scientists that the ____________ is not much different from what it was back then.
a. Mesozoic
b. Index Fossils
c. Fossil Record
d. Climate
e. Continental Drift
d. Climate
Use #2
C