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Sea floor spreading and continental drift

Last updated over 7 years ago

5 questions

1

1

1

1

1

Question 1

1.

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

mid-ocean ridge

rift valley

trench

mountain

Question 2

2.

Who first proposed the theory of continental drift?

Pangea

Wilson

Hess

Wegener

Question 3

3.

All are evidence to support the theory of continental drift EXCEPT

land features

climate change

fossils

rainfall

Question 4

4.

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

crystal

older

younger

hotter

Question 5

5.

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

atmosphere

temperature

diversity

magnetic field