Definition: a long and distinct period of history with a particular feature or characteristic.
Geologic Time Goal A/B Vocabulary

Quiz
•
Biology
•
8th Grade
•
Hard
Mindy Meissner
FREE Resource
11 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
relative age
era
periods
cambrian
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Definition: Pre-Cambrian time covers from 4.6 billion to 544 million years ago. During this time life developed as bacteria and softbodied, multicelled organisms.
Carboniferous Period
Precambrian Time
Geologic Time
Mesozoic Era
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Definition: A principle that geologic processes that occurred in the past can be explained by current geologic processes.
gradualism
uniformitarianism
neptunism
plutonism
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a mass extinction?
Just as eons are subdivided into eras, eras are subdivided into units of time called periods.
Event during which many species become extinct during a relatively short period of time
Era that began about 66 million years ago, known as the "Age of Mammals"
A long and distinct period of history with a particular feature or characteristic.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is this definition describing?
Geologic time
Geophysical flux
Absolute time
Relative age
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which era does this definition describe?
Cenozoic Era
Mesozoic Era
Paleozoic Era
Precambrian Era
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Definition: the part of geologic time 570-245 million years ago; invertebrates, fishes, amphibians, reptiles, ferns, and cone-bearing trees were dominant.
Mesozolc Era
Paleozoic Era
Precambrian Era
Mezozolic Era
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