Unit 3 Lesson 8 - Reconstructing Earth's History Test

Quiz
•
Science
•
6th Grade
•
Hard
Standards-aligned
william norris
FREE Resource
25 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 3 pts
How old is the Earth?
hundreds of years
thousands of years
millions of years
billions of years
2.
MULTIPLE CHOICE QUESTION
30 sec • 3 pts
When fossils appear in one rock layer but not in the next, what likely happened?
mass extinction
the organisms moved
the organisms evolved very quickly
the environment was no longer prone to creating fossils
3.
MULTIPLE CHOICE QUESTION
30 sec • 3 pts
Mass extinctions mark the end of one __________ and the beginning of another.
cycle
day
geologic time span
decade
4.
MULTIPLE CHOICE QUESTION
30 sec • 3 pts
Which is the shortest unit of time?
eon
era
period
epoch
5.
MULTIPLE CHOICE QUESTION
30 sec • 3 pts
What era do we live in?
Cenozoic
Mesozoic
Paleozoic
Precambrian time
6.
MULTIPLE CHOICE QUESTION
30 sec • 3 pts
Why is there so much information about the Phanerozoic eon, which is only 10% of Earth's history?
Weathering was much worse before this eon.
There aren’t many rocks left from previous eons.
The Earth didn’t have a crust before the Phanerozoic.
Most of the Earth’s crust was formed during this epoch.
7.
MULTIPLE CHOICE QUESTION
30 sec • 3 pts
The solar system formed according to the _________.
big bang theory
nebular hypothesis
planetary formation model
stellar evolution theory
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