Name: _______________________________
Date: _______ Class: _____ Seat #: _____
____Eras can be subdivided into what?
A. Eras
B. Eons
C. Periods
D. Epochs
____Eons can be subdivided into what?
A. Eras
B. Eons
C. Periods
D. Epochs
____What is the largest, longest division of the Geologic Time Scale?
A. Eras
B. Eons
C. Periods
D. Epochs
____What concept states the forces shaping Earth’s surface today are the same forces
that have always been shaping Earth’s surface and is the basis for modern
Geology?
A. Continental drift
B. Uniformitarianism
C. Law of superposition
D. Theory of plate tectonics
____Precambrian time refers to the first three Eons combined. It represents Earth’s
A. first 4 billion years.
B. first 4 million years.
C. last 4 billion years.
D. last 4 million years.
List the Eons in order from oldest  youngest.
List the Eras in order from oldest  youngest.
Explain what the divisions in the Geological Time Scale are based on.
Archean
Archimedes
Cambrian
Cenozoic
Cretaceous
Hadean
Jurassic
Mesozoic
Paleozoic
Phanerozoic
Pre-archean
Pre-proterozoic
Proterozoic
Triassic
Name: _______________________________
Date: _______ Class: _____ Seat #: _____
____ What is the largest, longest division of the Geologic Time Scale?
A. Eras
B. Eons
C. Periods
D. Epochs
____Eras can be subdivided into what?
A. Eras
B. Eons
C. Periods
D. Epochs
____ Eons can be subdivided into what?
A. Eras
B. Eons
C. Periods
D. Epochs
____Precambrian time refers to the first three Eons combined. It represents Earth’s
A. first 4 billion years.
B. first 4 million years.
C. last 4 billion years.
D. last 4 million years.
____What concept states the forces shaping Earth’s surface today are the same forces
that have always been shaping Earth’s surface and is the basis for modern
Geology?
A. Continental drift
B. Uniformitarianism
C. Law of superposition
D. Theory of plate tectonics
List the Eras in order from youngest  oldest.
List the Eons in order from youngest  oldest.
Explain what the divisions in the Geological Time Scale are based on.
Archean
Archimedes
Cambrian
Cenozoic
Cretaceous
Hadean
Jurassic
Mesozoic
Paleozoic
Phanerozoic
Pre-archean
Pre-proterozoic
Proterozoic
Triassic
Name: _______________________________
Date: _______ Class: _____ Seat #: _____
C
____Eras can be subdivided into what?
A. Eras
B. Eons
C. Periods
D. Epochs
C. Periods
D. Epochs
A
____Eons can be subdivided into what?
A. Eras
B. Eons
B
____What is the largest, longest division of the Geologic Time Scale?
A. Eras
B. Eons
C. Periods
D. Epochs
B
____What concept states the forces shaping Earth’s surface today are the same forces
that have always been shaping Earth’s surface and is the basis for modern
Geology?
A. Continental drift
B. Uniformitarianism
C. Law of superposition
D. Theory of plate tectonics
A
____Precambrian time refers to the first three Eons combined. It represents Earth’s
A. first 4 billion years.
B. first 4 million years.
C. last 4 billion years.
D. last 4 million years.
List the Eons in order from oldest  youngest.
Hadean (or Pre-Archean), Archean, Proterozoic, Phanerozoic Archean
List the Eras in order from oldest  youngest.
Paleozoic, Mesozoic, Cenozoic
Explain what the divisions in the Geological Time Scale are based on.
Changes in Earth’s biodiversity as seen in the fossil record.
Archimedes
Cambrian
Cenozoic
Cretaceous
Hadean
Jurassic
Mesozoic
Paleozoic
Phanerozoic
Pre-archean
Pre-proterozoic
Proterozoic
Triassic
Name: _______________________________
Date: _______ Class: _____ Seat #: _____
B
____ What is the largest, longest division of the Geologic Time Scale?
A. Eras
B. Eons
C. Periods
D. Epochs
C
____Eras can be subdivided into what?
A. Eras
B. Eons
C. Periods
D. Epochs
C. Periods
D. Epochs
A
____ Eons can be subdivided into what?
A. Eras
B. Eons
A
____Precambrian time refers to the first three Eons combined. It represents Earth’s
A. first 4 billion years.
B. first 4 million years.
C. last 4 billion years.
D. last 4 million years.
B
____What concept states the forces shaping Earth’s surface today are the same forces
that have always been shaping Earth’s surface and is the basis for modern
Geology?
A. Continental drift
B. Uniformitarianism
C. Law of superposition
D. Theory of plate tectonics
List the Eras in order from youngest  oldest.
Cenozoic, Mesozoic, Paleozoic
List the Eons in order from youngest  oldest.
Phanerozoic, Proterozoic, Archean, Hadean (or Pre-Archean)
Explain what the divisions in the Geological Time Scale are based on.
Changes in Earth’s biodiversity as seen in the fossil record.
Archean
Archimedes
Cambrian
Cenozoic
Cretaceous
Hadean
Jurassic
Mesozoic
Paleozoic
Phanerozoic
Pre-archean
Pre-proterozoic
Proterozoic
Triassic