FOSSILS FOR 4TH GRADE

What is a Fossil?

• A scientist who studies ancient life

• the preserved remains of a living thing from a long time ago

• a type of prehistoric creature

• your teacher

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Most living things_________when they die

• become fossils

• are preserved

• decompose

• turn into frogs

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Which of the following is NOT a type of fossil?

• superposition

• true form

• mold

• trace

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How does a mold fossil form?

• an organisms entire body is preserved and cannot decompose

• an organism leaves behind an imprint that hardens into stone

• an imprint is filled with minerals that harden and turn to stone

How does a cast fossil form?

• an organisms entire body is preserved and cannot decompose

• an imprint is filled with minerals that harden into stone

• an organism leaves behind an imprint that hardens into stone

What is a trace fossil?

• a fossilized clue left by an organism, like a footprint

• an organisms entire body is preserved and cannot decompose

• the imprint of an animals body left behind after it dies

How does a true form fossil form?

• an organisms entire body is preserved and cannot decompose

• an organism leavesbehind an imprint that hardens to stone

• an imprint filled with minerals that harden into stone

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NGSS.MS-LS4-1

A scientist that studies fossils is called

• paleontologist

• archaeologist

• historian

• doctor

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What do scientist use the Law of Superposition for?

• to determine the age of a fossil

• to determine what type of fossil they found

• to find new fossils hidden in rock layers

• to determine how cool my teacher is

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Scientist working in the desert discover the fossil of a marine(water)animal. What conclusion might they draw?

• the area where they found it was once under water

• someone must have moved the fossil from its original location

• the animal must have come on land the died

• it teleported there from another under water dimension

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