WorksheetsConvection & the Mantle
Total questions: 8
Worksheet time: 16mins
Name
Class
Date
1.
Where does the heat come from that drives this convection current in the mantle?
a)
the sun
b)
the core
c)
the ocean
d)
the mantle
2.
Where is the temperature of the mantle material greater, at point A or point B?
a)
Point A
b)
Point B
3.
Where is the density of the material greater, at point B or point C?
a)
Point B
b)
Point C
4.
What causes the convection cell to turn left at point B?
a)
material hits the crust and is "trapped" in the current
b)
material is getting less dense
c)
material is getting hotter
5.
What happens to the temperature and density of materials between point B and point C?
a)
material is getting colder and more dense
b)
material is getting hotter and less dense
6.
What force causes the convection cell to turn down at point C?
a)
pressure
b)
density
c)
temperature
d)
gravity
7.
What happens to the temperature and density of materials between point D and point A?
a)
material is getting colder and more dense
b)
material is getting hotter and less dense
8.
What causes the convection cell to turn up at point A?
a)
material is getting colder
b)
material is getting less dense
c)
material is getting more dense
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