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WorksheetsIntro to Plate Tectonics
Total questions: 10
Worksheet time: 5mins
What do some continents look like when you see them on a map?
Separate islands
Puzzle pieces that fit together
Smooth, round shapes
Randomly scattered land
What was the name of the supercontinent that existed millions of years ago?
Gondwana
Laurasia
Pangaea
Atlantis
What evidence suggested that continents were once connected?
Similar weather patterns on different continents
Identical fossils and rock layers found far apart
The same types of trees growing on different continents
Similar ocean currents near different continents
What was Alfred Wegener's theory about how continents moved?
Plate tectonics
Seafloor spreading
Continental drift
Global warming
What is the Mid-Atlantic Ridge?
A deep ocean trench
A mountain range on the ocean floor
A large underwater volcano
A flat plain in the Atlantic Ocean
What happens at the Mid-Atlantic Ridge?
Old seafloor is destroyed
New seafloor is formed and spreads outward
Continents collide
Earthquakes are rare
Which part of the Earth is as hot as the surface of the sun?
The mantle
The crust
The core
The lithosphere
What are the large pieces that make up Earth's outer layer called?
Continents
Islands
Plates
Mantles
What causes the Earth's plates to move?
Ocean currents
Wind and weather
Convection currents in the mantle
Gravity pulling them down
How are large mountain ranges like the Himalayas formed?
When two oceanic plates pull apart
When two continental plates collide
When an oceanic plate slides under a continental plate
When plates slide past each other
