6th Grade Chapter 7 TEST REVIEW Question Preview (ID: 35075)
Ch. 7 Test Review.
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A supercontinent made up of the present-day continents
a) Glossopteris
b) Wegener
c) Pangaea
d) Tectonics
The hypothesis that continents are in constant motion
a) continental drift
b) Pangaea
c) mid ocean ridge
d) Wegener Theory
Today's magnetic field; magnets orient themselves to point north
a) normal polarity
b) reversed polarity
c) magnetic reversal
d) Polar polarity
Magnetic field in which magnets orient themselves to point south
a) normal polarity
b) reversed polarity
c) magnetic reversal
d) Polar polarity
When new oceanic crust forms at a mid-ocean ridge as old oceanic crust moves away
a) continental drift
b) subduction
c) seafloor spreading
d) plate tectonics
Mountain range on the seafloor in the middle of the ocean
a) lava trench
b) mountain zone
c) subduction zone
d) mid ocean ridge
Event in which the magnetic field reverses direction
a) magnetic reversal
b) normal polarity
c) magma
d) polar polarity
circulation of materials caused by differences in temperature and density
a) gravity
b) convection
c) subduction
d) recycling
Theory that the Earth's surface is made of plates that move
a) Hess Theory
b) Seafloor spreading
c) Plate Tectonics
d) Wegener Theory
When two plates collide
a) transform boundary
b) divergent boundary
c) convergent boundary
d) tectonic boundary
When two plates slide past each other
a) transform boundary
b) divergent boundary
c) convergent boundary
d) tectonic boundary
Where two plates move away from each other
a) transform boundary
b) divergent boundary
c) convergent boundary
d) tectonic boundary
The sinking of a denser plate under a more buoyant plate. This happens at convergent boundaries.
a) uplift
b) subduction
c) fault line
d) mid ocean ridge
Magnetic stripes on the seafloor show that
a) crust is destroyed at ridges
b) Earth's magnetic field has changed
c) earthquakes are common in the ocean
d) fossils are there
Convection in the Earth's mantle causes
a) uplift
b) earthquakes
c) snow
d) tectonic plates to move
A subduction zone is located at a __________________boundary.
a) transform
b) divergent
c) convergent
d) tectonic
Most mountains on Earth's continents are formed along _________plate boundaries.
a) transform
b) divergent
c) convergent
d) tectonic
Where would you expect the oceanic crust to be the hottest?
a) near the ridge
b) far from the ridge
c) on the continental crust
d) on the beach
The boundary that causes many earthquakes
a) transform
b) divergent
c) convergent
d) tectonic
The area around the Pacific Ocean that contains many volcanos is called the
a) Volcano Alley
b) Hot Zone
c) Ring of Fire
d) Pangaea
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