BioBeyond History repeasts itself, with a twist Test Questions 100% Well Answered.
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Course
BioBeyond
Institution
BioBeyond
Click on each eon of Earth's history on the timeline above to view the dominant lifeforms, then characterize what you see. - Answer Unknown, microscopic, microscopic, macroscopic
In this lesson, you'll explore the changes that took place during the PETM. Why do you think exploring these change...
BioBeyond History repeasts itself, with a
twist Test Questions 100% Well
Answered.
Click on each eon of Earth's history on the timeline above to view the dominant lifeforms, then
characterize what you see. - Answer Unknown, microscopic, microscopic, macroscopic
In this lesson, you'll explore the changes that took place during the PETM. Why do you think exploring
these changes is important for understanding the effects of climate change today? - Answer The PETM
was the last rapid warming event on Earth. By exploring what happened then, we can get an idea about
what can happen to our Earth today if it continues to get warmer.
Look at the world of the Paleocene-Eocene. How similar would you say it is to today's world? - Answer
75% the same
What is the general surface temperature trend from the late Paleocene (~59 million years ago) to the
early Eocene (~51 million years ago)? - Answer Increasing
What was the average global surface temperature at 59 million years ago (round to the nearest degree)?
- Answer 23
What was the average global surface temperature at 51 million years ago (round to the nearest degree)?
- Answer 27
What was the rate of temperature change during this period in time? To find the rate, divide the
temperature change by 8 million years, then multiply by 100. Enter your number as a decimal. - Answer
0.00005
What was the average deep sea temperature before the PETM (round to the nearest degree)? - Answer
8
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