Evolution and the Fossil Record

Evolution means...

• Change over time in a population.
• That everything is the same.
• That organisms never change.
• Negative traits are acquired in populations.

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NGSS.MS-LS4-1

NGSS.MS-LS4-2

NGSS.MS-LS4-4

The information provided by fossils about the Earth's history.

• Fossil Record
• Extinction
• Evolution
• Genetic Variation

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NGSS.MS-LS4-1

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What would most likely be the cause for a specific species to go extinct?

• They develop aggressive behaviors with fights that led to death

• They were captured and put into captivity and did not survive

• All failed to adapt to the changes in their environment

• They changed their physical characteristics and evolved into a new species.

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NGSS.MS-LS4-1

NGSS.MS-LS4-4

What are fossils?

• Are the remains or evidence of once-living organisms

• Is the change over time in populations of related organisms

• A chart that divides Earth’s history into different time units

• Occurs when the last individual organism of a species dies

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NGSS.MS-LS4-1

NGSS.MS-LS4-2

What is the fossil record?

• Are the remains or evidence of once-living organisms

• Is the change over time in populations of related organisms

• Is made up of all the fossils ever discovered on Earth

• Occurs when the last individual organism of a species dies

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NGSS.MS-LS4-1

What is extinction?

• A chart that divides Earth’s history into different time units

• Are the remains or evidence of once-living organisms

• Occurs when the last individual organism of a species dies

• The impression of an organism

Tags

NGSS.MS-LS4-1

What is the geologic time scale?

• A chart that divides Earth’s history into different time units

• Is made up of all the fossils ever discovered on Earth

• The impression of an organism

• Is the change over time in populations of related organisms

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NGSS.MS-ESS1-4