
Data Analysis: Density & Tectonic Plates
Presentation
•
Science
•
7th Grade
•
Medium
Lacy Barnett
Used 12+ times
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3 Slides • 4 Questions
1
Data Analysis: Density & Tectonic Plates
By Lacy Barnett
2
As you read. write down these ideas into your journal:
----The forces that move the plates are found where?
----What is the difference between oceanic crust and continental crust?
---- How does density affect an objects tendency to sink or float?
3
Multiple Choice
Explain why both oceanic crust and continental crust float on the mantle. Use the data from the table as evidence to support your explanation.
4
Multiple Choice
Why are the continents at a higher elevation than the ocean floor? Use the data from the table to support your claim.
5
Multiple Choice
In some places on Earth, tectonic plates are moving toward each other. What do you think might happen if oceanic crust were to collide with continental crust?
The denser oceanic crust will sink beneath the continental crust.
The continental crust sinks beneath the oceanic crust because it is heavier.
Both plates melt completely, forming a new ocean basin.
The plates stop moving and lock permanently in place.
6
Multiple Choice
What do you think might happen if continental crust were to collide with other continental crust?
7
Discuss the last question and answer with your table. Why do you think this would happen?
Data Analysis: Density & Tectonic Plates
By Lacy Barnett
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