Fossils

People who study fossils are called ____.

• meterologists
• fossilologists
• paleontologists
• fossil hunters

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In order for a fossil to form, which of the following events must happen FIRST?

• Slowly, minerals in the water replace the bone.
• Sediment covers the bone.
• An animal dies.
• The bone is no longer a bone, but a rock copy.

_____ is any living thing, plant or animal, even you!

• A paleontologist
• An organism
• A fossil
• A rock

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What happens when a group of animals become extinct?

• All of its members have died.
• Only a few of its members are still living.
• The animals can no longer lay eggs.
• All of its members move to another place.

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If scientists found this fossil, what could they infer?

• what fish are like today
• that this fish lacked oxygen
• what kind of animal ate this fish
• that water once covered the area

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What does petrified mean?

• turned to stone

• turned to fire

• decompose

• turned to ashes

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What happens to insects when they become trapped in amber?

• they form molds

• they are preserved (they stay the same)

• they decay

• they form casts

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Which statement BEST describes how the fossil bones of a dinosaur are formed?

• The dinosaur stepped in wet mud.

• The dinosaur was covered in sediment.

• The dinosaur became trapped in amber.

• The dinosaur was frozen in ice.

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Which of the following is NOT an example of a fossil?

• an insect stuck in amber

• a petrified dinosaur bone

• a seashell found on the beach

• a footprint captured in mud

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A paleontologist finds a fossil of a fish on top of a mountain. She can infer that the area was once ___________________________.

• much cooler

• underwater

• much warmer

• a desert

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NGSS.4-ESS1-1