WorksheetsContinental Drift & Sea-Floor Spreading
Total questions: 16
Worksheet time: 8mins
What was the Supercontinent that thrived 250 million years ago called?
Pandalanda
Pangaea
Pangee
Amerieurasiaustrartafrica
Select the Evidence from Land Features that Supported Continental Drift. (Pick all Answers that Apply)
Mountain Ranges
Molten Rock
The Atmosphere
Coal Beds
Magnetic Stripes
Select the Evidence from Fossils that Supported Continental Drift. (Pick all Answers that Apply)
Glossopteris Fossils
T-Rex Fossils
Mesosaurus Fossils
Lystrosaurus Fossils
Oak Tree Fossils
Select the Evidence from Climate Change that Supported Continental Drift. (Pick all Answers that Apply)
Glacial Deposits in South Africa
Warm Weather Plant Fossils Found in Spitsbergen
Magnetic Stripes
Magma
The Inner Core
Why was Alfred Wegners hypothesis Rejected?
He Couldn’t Explain when the Continents Moved.
He Couldn’t Explain how the Continents Moved.
He Couldn’t Explain why the Continents Moved.
He Couldn’t Explain where the Continents Moved.
What is a Mid-Ocean Ridge?
A series of underwater mountain ranges.
An underwater volcano.
An above-ground Mountain.
A trench where the Oceanic Crust Dives below the Continental Crust.
What is the Process of Sea-Floor Spreading similar to?
An airplane.
An escalator.
An Elevator.
A conveyor belt.
Who proposed the Theory of Sea-Floor Spreading?
Alfred Wegner
Harry Hess
Mrs. Brook
Albert Einstein
Where would the oldest Rock created by the Mid-Ocean Trench be?
Furthest Away from the Sides of the Trench.
Closest to the Sides of the Trench.
Select the Three Types of Evidence used to support Sea-Floor Spreading. (Pick all answers that apply)
Ages of Rocks
Glacial Deposits
Molten Material
Magnetic Stripes
Fossils
The magnetic Field has _____________ itself through history.
Expanded
Reversed
Shrunk
Moved
Deep underwater Canyons are known as ___________ __________.
Volcanos
Mountains
Deep-Ocean Trenches
Cavez
The process by which oceanic crust dives under the continental crust is called _____________.
Convergent
Convection
Transform
Subduction
What can Subduction do to Oceans? (Select all Answers that Apply)
Change Size
Change State of Matter
Change Color
Change Shape
Change Density
The Pacific Ocean is ______ and The Atlantic Ocean is ________.
Shrinking; Expanding
Swapping; Evaporating
Condensing; Melting
Answer Yes to Get a Free Answer
Yes
No
