BCOT: Part 1

____: A huge collection of fossils that document and provide evidence about the history of life on Earth. It is also the record of preserved evidence for a single species that shows change over time.

Tags

NGSS.MS-LS4-1

____: How a species changes over time (can even split into new species)! ___ is also the theory that organisms have grown and developed from past organisms.

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NGSS.MS-LS4-2

NGSS.MS-LS4-1

NGSS.MS-LS4-4

_____: The idea that all living organisms and all fossil organisms can be traced back to one or a few ancestor organisms or cells

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NGSS.MS-LS4-2

_____/____: Physical structures that were fully developed and functional in an earlier group of organisms

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NGSS.MS-LS4-2

Choose the vestigial structures

• Small leg bones in whales

• Human appendix

• Human arms

• Wisdom Teeth

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NGSS.MS-LS4-2

A scientific theory is an explanation for ___ things work or HOW things happen.

• why
• when
• how
• where

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NGSS.MS-PS3-5

A theory is based on repeated _____. There is NO EVIDENCE disproving the theory. Can be changed or adjusted as new evidence arises.

• conclusions

• observations

• hypotheses
• experiments

Can a theory be rejected?

• Yes

• No

A law predicts....

• Where something happens

• How something happens

• Why something happens

• The outcome or behavior of nature

Tags

NGSS.HS-PS2-1

A law states that something ___ happen.

Tags

NGSS.MS-PS1-5