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Duplicate of chapter 4 vocabulary- plate techtonics Flashcards | StudBud
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Duplicate of chapter 4 vocabulary- plate techtonics
Duplicate of chapter 4 vocabulary- plate techtonics
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plate tectonics vocabulary
Flashcards
11 cards
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Questions
11
Answers
1
magnetic field in which magnets orient themselves to point south
reversed polarity
magnetic reversal
plate tectonics
normal polarity
2
today's magnetic field in which magnets point themselves north
mid ocean ridge
sea floor spreading
reversed polarity
normal polarity
3
new oceanic crust forms at a mid ocean ridge as old oceanic crust moves away
mid ocean ridge
sea floor spreading
normal polarity
continental drift
4
the mountain ranges in the middle of the ocean
plate tectonics
mid ocean ridge
sea floor spreading
normal polarity
5
event in which the magnetic field reverses directions
plate tectonics
reversed polarity
normal polarity
magnetic reversal
6
when two plate collide
plate tectonics
transform plate boundary
convergent plate boundary
divergent plate boundary
7
when two plate seperate
divergent plate boundary
transform plate boundary
plate boundary
convergent plate boundary
8
hypothesis that continents are in constant motion
continental drift
Pangaea
wagner
sea floor spreading
9
when two plates slide past one another
transform plate boundary
plate tectonics
convergent plate boundary
divergent plate boundary
10
ancient super continent composed of land that forms todays continents
north america
fossil
continental drift
pangaea
11
theory that earth's surface is made of rock plate that move
magnetic reversal
continental drift
plate tectonics
divergent plate boundary
