DM Drift and Boundaries

Last updated over 5 years ago

30 questions

1

Library

DM Drift and Boundaries

Last updated over 5 years ago

30 questions

1

Who first proposed the theory of continental drift?

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3

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4

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2

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All are evidence to support the theory of continental drift EXCEPT

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What new technology did scientists use to map the bathymetry of the ocean floor?

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Rocks on the sea-floor that lie in a pattern, show a record of the reversals of

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Sea-floor spreads apart at both sides of a _____ as new crust is added.

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Drilling samples revealed that rock samples taken farther from a mid-ocean ridge are

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What new information led to the expanding earth theory?

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2

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Who first proposed the theory of continental drift?

All are evidence to support the theory of continental drift EXCEPT

1

What new technology did scientists use to map the bathymetry of the ocean floor?

Rocks on the sea-floor that lie in a pattern, show a record of the reversals of

Sea-floor spreads apart at both sides of a _____ as new crust is added.

Drilling samples revealed that rock samples taken farther from a mid-ocean ridge are

1

What new information led to the expanding earth theory?

What year did Wegener publish his book?

What was Wegener's theory called?

What did Wegener's book have in it?

What were Wegner's 3 lines of evidence?

What were 2 of the fossils that Wegener used as part of his evidence?

What 2 places did they find tropical plant fossils that are currently covered in ice?

What did Wegener find in South Africa? (Read the whole page)

What kind of rock was in both North America and Scotland?

What did Wegener name the supercontinent?

What was the main reason that most scientists rejected Wegener's hypothesis?

When was this theory revisited?

What caused scientisit to revisit continental drift?

What did sonar find on the ocean bottom?

Magnetometer

Echolocation

Sonar

Tectonic Plates

Seafloor Spreading

Plate Tectonics

When continental plates collide what landform is made?

Which type of plates go under other plates?

What mixes with rock to melt it?

What causes the volcanoes on the ring of fire?

What is the example of a transform fault (where plates slide past each other)?

How long has the earth's surface been shifting?

250 billion years

4.5 billion years

13.7 billion years

2.5 billion years

How many major plates are on Earth?

How fast do plates move?

What was the name of the giant landmass about 250 million years ago?

What is the theory about crust moving called today?

Weather

Animals

Climate

Russia

Iceland

Antarctica

What did Wegener find in South Africa? (Read the whole page)

Deep scratches from glaciers

Glossopteris Fossils

Limestone

Mesosaurus Fossils

Fossils of tropical plants

Rocks from South America

A and B

All of the Above