Fossils and the Earth

The diagram shows layers of sedimentary rock and examples of the fossils each layer contains, Which layer contains the oldest fossils? 

• A. Layer 2
• B. Layer 4
• C. Layer 1
• D. Layer 3

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What might a paleontologist conclude about an animal who's fossil footprints were far apart?

• It could swim.

• It was walking.

• It was able to fly.

• It ran fast.

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NGSS.MS-LS4-1

What do fossils teach us about?

• Everything we need to know about a plant or animal.

• They teach us about the past and the environment.

• Everything single living thing will become a fossil when it dies.

• That wooly mammoths are not extinct.

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What could you NOT conclude by looking at this dinosaur fossil?

• It has sharp teeth so it probably ate meat.

• It had long legs so it probably ran fast.

• It had a long tail which it probably used for defense.

• It had claws so it was probably a great swimmer.

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Which of the following can we NOT learn from fossils?

• how animals communicated with each other

• how the environment has changed

• how species have changed

• extinct species

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Most fossils form from animals or plants that once lived in or near _____________

• deserts
• ice tundras
• water
• forrests

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Which parts of an organism are more likely to fossilize?

• the soft parts - skin, muscle
• the hard parts - bones, shells, stems
• all parts can become fossilized easily because the organism becomes buried by sediments

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How old do Paleontologists believe the Earth is?

• 2015 years old
• 3.6 billion years old
• 4.6 billion years old
• 4.6 million years old

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NGSS.MS-ESS1-4

Scientist have found large groups of fossils of marine organisms on mountaintops. What does this tell scientists about the past?

• That these rocks were once below the surface of the ocean.

• That these organisms left the ocean and climbed to the top of an inland mountain to die.

• That these rocks were always above the surface of an ocean.

• That these rocks must have been moved there by some one else.

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If you found a Woolly Mammoth tusk in the desert, what would you guess about that area millions of years ago?

• it was very hot and dry

• Woolly Mammoths liked sand

• it was cold there millions of years ago

• it never changed

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NGSS.MS-ESS2-2

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