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WorksheetsEarth Layers and Continental Drift PVMS
Total questions: 11
Worksheet time: 25mins
Name
Class
Date
1.
What is the composition of the inner core?
a)
magnesium
b)
hydrogen
c)
silver
d)
iron
2.
Why is the inner core solid?
a)
there is too much heat
b)
there is not enough heat
c)
there is too much pressure
d)
There is not enough pressur
3.
Which of the following represents the longest time period?
a)
Precambrian
b)
Mesozoic
c)
Cenozoic
d)
Paleozoic
4.
Which time period will have the oldest fossils?
a)
Permian
b)
Miocene
c)
Ordovician
d)
Paleocene
5.
On Activity #38, Layers of the Earth, we created a scaled model of the layers of the earth. Why was it important to create a scale?*
a)
It is important to do math is all subjects.
b)
A scale is needed to create an accurate model.
c)
A scale is needed to measure the weight of the earth.
d)
A scale is needed to protect the layers of the earth from solar flares.
6.
Your friend has a time machine. You really want to see dinosaurs. Which time period would you need to visit in order to see dinosaurs?
a)
Cretaceous
b)
Jurrassic
c)
Permian
d)
Quarternary
7.
Which piece of evidence is NOT one that Alfred Wegener used to develop and support his ideas:
a)
Fossils of the lizard-like Mesosaurus were found in both Brazil and South America.
b)
Volcanoes on the ocean floor.
c)
Maps of the continental shelf below the ocean's surface show how Africa and South America fit together.
d)
There are glacier marks in South Africa.
8.
Continental drift is the idea that:
a)
the earth's crust has cooled and contracted over millions of years.
b)
sections of the earth's crust have collapsed underwater, leaving continents.
c)
the continents were once part of a single land mass called Pangea.
9.
Plate tectonics is the idea that:
a)
the earth's crust is made of large pieces, called plates, that cannot move.
b)
the earth's crust is made of large pieces, called plates, that have moved over time.
c)
the continents float on the oceans like plates.
10.
Which of the following statements about the earth's crust is true?
a)
The earth's crust moves around but is never destroyed.
b)
Old crust falls into the oceans and is destroyed by ocean currents.
c)
Old crust is destroyed and new crust is formed at plate boundaries.
11.
True or False: The plates keep moving and are still moving today.
a)
True
b)
False
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