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Plate Tectonics Fourth Grade Flashcards | StudBud

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The inner core is

The mantle is

Plate Tectonics Fourth Grade

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Vocabulary words for a #Fourth Grade Science Unit on #Plate Tectonics.

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Questions 9

Answers

1
The mantle is
the rocky outer layer of the earth; broken into plates.
made of molten magma.
a theory that states all of the continents were once joined.
the inner most layer of the Earth.
2
The inner core is
the rocky outer layer of the Earth; broken into plates.
made of molten magma.
a large super-continent.
the innermost layer that is believed to be solid iron/nickel
3
Most volcanic and earthquake activity occur
near the Statue of Liberty.
in Massachusetts.
near the equator.
along plate boundary lines.
4
The Theory of Plate Tectonics states that
the Earth has always looked the way it does today.
the Earth has seasons.
the Earth spins on its axis.
continents were once joined as a super continent: Pangaea.
5
The Earth's crust is
the rocky outer layer; broken into plates
a theory that the continents were all joined.
the innermost layer of the Earth.
made of molten magma
6
What happens at convergent boundaries?
plates move apart: seafloor spreading
Everything remains the same.
plates grind past one another: earthquakes occur
plates move together: mountains are formed
7
What happens at transform boundaries?
plates push together: mountains are formed
Everything remains the same.
plates grind past one another: earthquakes occur
plates move apart: seafloor spreading
8
The scientist that came up with the theory of Continental Drift was
Al Roker
Arnold Palmer
Albert Einstein
Alfred Wegener
9
What happens at divergent plate boundaries?
plates grind past one another: earthquakes occur
plates move apart: seafloor spreading
everything remains the same
plates come together: mountains are formed