PLATE TECTONICS
Passage
•
Science
•
8th Grade
•
Practice Problem
•
Easy
Autumn Blaesser
Used 9+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What was the name of the supercontinent proposed by Alfred Wegener?
Pangaea
Gondwana
Laurasia
Rodinia
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does 'Pangaea' mean?
All lands
One land
Joined lands
Separated lands
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What evidence did Wegener use to support his theory of continental drift?
Landforms, fossils, and climate changes
Volcanic eruptions
Earthquakes
Ocean currents
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why did scientists initially reject Wegener's theory?
He couldn't explain what caused the continents to move
He lacked evidence
His theory was too complex
It contradicted existing theories
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the process called where new sea-floor is created at cracks in the ocean crust?
Sea-floor spreading
Subduction
Plate tectonics
Rift formation
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are mid-ocean ridges?
Chains of undersea mountains
Deep ocean trenches
Volcanic islands
Fault lines
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens during subduction?
Older sea-floor sinks into the mantle
New sea-floor is created
Continents drift apart
Volcanoes erupt
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