Evidence of Earth's Change
Presentation
•
Science
•
3rd Grade
•
Hard
Joseph Anderson
FREE Resource
12 Slides • 0 Questions
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G3 T7 L3 Living things and Climate Change March 29
Objective: I can tell why fossils of plant seeds are too important.
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Evidence of Climate Change
Climate on Earth has pattern of warming and cooling.
Scientists know that climate changes because they have fossil evidence.
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Some kinds of organisms can not survive when even a small climate change happens.
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Fossils of plant seeds
Fossil of plant seeds give scientists good evidence for climate change
Different kinds of plans survived in different climates .
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Fossils of plants seeds
Sientists can tell how the climate was like if they found a specific plant seed in a rock layer.
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G3 T7 L3 Living Things and Climate change
Objective:
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Scientests argue that climate change can cause extinction
Argue:
To make claims supported by evidence.
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Climate Change
After big climate change, some organisms no longer appear in the fossil record.
The organisms that couldn't live in the changed environment became extinct.
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Example ( Crocodile Fossil in Wyoming desert)
This area used to be covered by a huge lake.(millions of years ago)
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Example (Mammoth)
This is an evidence that this area was covered by ice millions of years ago)
G3 T7 L3 Living things and Climate Change March 29
Objective: I can tell why fossils of plant seeds are too important.
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