

Geologic Time Scale and Fossils
Interactive Video
•
Science
•
7th Grade
•
Hard
Tyson Schwartz
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How long has life existed on Earth?
About 1 billion years
About 2.5 billion years
About 4 billion years
About 541 million years
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the scientific study of interpreting layers of rock in Earth's outer surface called?
Paleontology
Stratigraphy
Archaeology
Meteorology
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which principle states that in undisturbed rock layers, the layers closer to the surface are younger than the layers below them?
Principle of Superposition
Law of Faunal Succession
Principle of Original Horizontality
Law of Cross-Cutting Relationships
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What was the key to William Smith's method for comparing the ages of rock formations from different locations?
Analyzing the chemical composition of the rocks.
Measuring the thickness of the rock layers.
Comparing the fossils found within the rock layers.
Observing the color variations in the rock strata.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the largest division of time in the Geologic Time Scale?
Era
Period
Eon
Epoch
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which eon is characterized by Earth being a searing wasteland with volcanic activity, cosmic bombardments, and no fossil evidence of life?
Archean Eon
Proterozoic Eon
Phanerozoic Eon
Hadean Eon
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What type of organisms flourished during the Archean Eon, forming mats of microbes in the primordial seas?
Dinosaurs
Stromatolites
Trilobites
Eukaryotes
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