Continental Drift, Sea-Floor Spreading, Plate Tectonics Question Preview (ID: 27463)


Continental Drift, Sea-Floor Spreading, Plate Tectonics. TEACHERS: click here for quick copy question ID numbers.

Geologist study the speed path of seismic waves to understand Earth’s structure
a) True
b) False
c)
d)

Antarctica is the supercontinent that split apart about 225 million years ago.
a) True
b) False
c)
d)

Density is a measure of how much mass there is in a volume of a substance
a) True
b) False
c)
d)

The theory of sea-floor spreading was introduced by Harry Hess
a) True
b) False
c)
d)

Which layer of the Earth is immediately below the atmosphere?
a) Core
b) Crust
c) Mantle
d) Exosphere

The Earth’s inner core is
a) A layer of molten metal
b) A dense ball of solid metal
c) A layer of hot rock
d) A layer that forms Earth’s outer skin

Earth’s lithosphere is broken into separate sections called
a) Plates
b) Rifts
c) Trenches
d) Faults

Uppermost part of mantle the crust together form a rigid layer called the
a) Hydrosphere
b) Asthenosphere
c) Lithosphere
d) Mesosphere

Earth's mantle is
a) A dense ball of solid metal
b) A layer of hot rock
c) A layer of molten metal
d) A layer of rock that forms Earth's outer skin

If one were to travel from the center of the Earth towards the crust the pressure would
a) Decrease
b) Increase
c) Stay the same
d)

If one were to travel from the center of the Earth towards the crust, the temperature would
a) Decrease
b) Increase
c) Stay the same
d)

Scientists learn about the Earth’s interior by studying rocks. This is an example of what type of observation?
a) Indirect Observation
b) Direct Observation
c)
d)

Heating cooling of a fluid, changes in its density, gravitational pull set in motion
a) Radiation
b) Conduction
c) Pangea
d) Convection Currents

. Scientists who study the forces that make and shape the planet Earth are called
a) Biologist
b) Geologists
c) Physicist
d) Chemist

Scientists rejected Wegener’s theory because he could not
a) Explain how the Earth was formed
b) . Describe the climate of Pangaea
c) Explain what forces pushes or pulls continents
d) His mom didn’t believe in him so why should other people

Who first proposed the theory of continental drift?
a) Harry Hess
b) J. Tuzo Wilson
c) Alfred Wegener
d) Charles Darwin

The _______is the part of the mantle that can bend like plastic
a) Lithosphere
b) Mesosphere
c) Asthenosphere
d) Crust

Where two plates collide is called
a) Convergent
b) Divergent
c) Transform
d)

Where two plates seperate from each other
a) Convergent
b) Divergent
c) Transform
d)

Where plates slide past each other is called
a) Convergent
b) Divergent
c) Transform
d)

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