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15
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Which is a step in the process of how animals become fossils?
Most of the animal rots away, leaving only the skin.
The soft parts of an animal turn to rock.
An animal dies high up on a mountain.
Sediment covers an animal's remains.
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seesaw
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star
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rocket
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banana
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eraser
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shark
Other team loses 10 points!
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rocket
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thief
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25
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heart
Other team wins 25 points!
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shark
Other team loses 15 points!
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rocket
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thief
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15
×
Almost all fossils are found in ________
amber.
groundwater.
sedimentary rocks.
dirt that has been packed down.
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15
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How do bones change when they become fossils?
bone becomes stronger and harder
bones become lighter and weaker
bone material changes shape
bone material is replaced by rock (minerals)
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15
×
What is a fossil record?
the rock left behind after a bone is fossilized
a record of an organism left behind.
evidence that animals lived a long time ago
the history of how life on Earth has changed
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15
×
If a scientist finds fossilized trees in what is now a desert area, the fossils are evidence that the
area used to home to small animals.
area used to have no carnivores.
climate there was once rainy.
climate there has not changed much.
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15
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How are fossils revealed?
people dig up soil
all of these
wind weathers away rock
water washes dirt away
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15
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A _________ is an example of a trace fossil.
petrified tree
piece of amber
fossilized tooth
fossilized footprint
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15
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An insect in amber is an example of
a fossil record.
a trace fossil.
a whole body fossil.
an exposed fossil.
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baam
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rocket
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gift
Win 25 points!
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baam
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15
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The oldest fossils are usually found
on ocean beaches.
on top of mountains.
deep underground.
floating in rivers.
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15
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What must happen for a fossil to form?
it is left unburied
it is kept dry
it is buried quickly
it is in deep water
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15
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The history of how life has changed on Earth over millions of years is revealed by
history books.
bones in the desert.
the fossil record.
animals living today.
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15
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Which of the following can become a fossil?
a large animal
all of these.
an insect trapped in sap
a plantโs leaves
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