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WorksheetsLife Science, Thursday Class Opener, 2.21.19
Total questions: 10
Worksheet time: 20mins
Name
Class
Date
1.
Produced when sediments fill in a cavity made when an object decayed
a)
cast
b)
mold
c)
original remains
2.
Cavity in a rock made when an organism decayed
a)
cast
b)
mold
c)
original remains
3.
Process that uses the properties of atoms in rocks and other objects to determine their ages
a)
relative dating
b)
radioactive decay
c)
absolute dating
4.
Fossil of thin layer of carbon atoms and molecules
a)
original remains
b)
carbon film
c)
trace fossil
5.
Remains, imprints or traces of once-living organisms
a)
water
b)
superposition
c)
fossils
6.
Fossils of species that existed for short periods and were widespread
a)
trace fossils
b)
index fossils
c)
original remains
7.
People who study fossils are called ____.
a)
meterologists
b)
fossilologists
c)
paleontologists
d)
fossil hunters
8.
Which of the following is NOT an example of a fossil?
a)
a petrified dinosaur bone
b)
a footprint captured in mud
c)
a seashell found on the beach
d)
an insect stuck in amber
9.
In which kind of rock do we usually find a fossil?
a)
sedimentary rock
b)
metamorphic rock
c)
igneous rock
10.
In order for a fossil to form, which of the following events must happen FIRST?
a)
Slowly, minerals in the water replace the bone.
b)
Sediment covers the bone.
c)
An animal dies.
d)
The bone is no longer a bone, but a rock copy.
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