_____ used to project sound waves to detect depths and sizes of objects. This allowed us to finally map the ocean floor!
SONAR TECHNOLOGY
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20
What evidence was Alfred Wegner missing?
how the continents moved
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10
The continents of the Earth has cracks. These separate sections are called plates. How many plates are there? 10, 17, 20, 27?
17
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5
Which type of evidence shows that coal was once found in Antartica? Fossil, Climate, Mountain, Geometric
CLIMATE
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10
DIVERGENT BOUNDARIES FORM WHAT?
SEAFLOOR SPREADING - MIDOCEAN RIDGE
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10
These plates move sideways past each other and create a break in the Earthâs crust called a fault.
TRANSFORM
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5
_____ is dividing
DIVERGENT
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10
New crust can form at places in the ocean where two plates pull apart from each other.
DIVERGENT
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monster
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seesaw
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fairy
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5
10
15
20
25
banana
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10
A theory stating that the Earth's continents have been joined together and have moved away from each other at different times in the Earth's history
CONTINENTAL DRIFT
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15
He came up with the idea that the continents move because the ocean floor is getting wider.
HARRY HESS
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5
Mesosaurus , Cygnognathus, Lystrosaurus, & Glossopteris found in places were found on separate continents and nowhere else. (Fossil, Climate, Mountain, Geometric)
FOSSIL
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15
Meteorologist who believed that the Earth was once a supercontinent called Pangaea. As time progressed these continents, moved and drifted apart.
