Name: ________________________________
Plate Tectonics Review
Date: ____________________
___________________1.
Upper mantle and crust that is broken into pieces called plates
___________________2.
Soft layer of earth that has convection currents and causes plates to move
___________________3.
Individual who proposed the Continental Drift Theory
___________________4.
Large landmass or supercontinent
___________________5.
New ocean floor is created at the ________________ boundary
___________________6.
Boundary in which plates move apart
___________________7.
Boundary in which plates collide
___________________8.
Boundary that produces only earthquakes
___________________9.
Boundary that produces mountains, volcanoes, and trenches
___________________10.
Boundary that produces rift valleys and mid-ocean ridges
___________________11.
Boundary in which two plates scrape past each other
___________________12.
Two types of crust are _______________ and __________________
___________________13.
Boundary that creates sea-floor spreading
___________________14.
Volcanoes are produced at ____ boundaries, _____ boundaries and ____.
___________________15.
Area in which one plate sinks underneath another
___________________16.
The _________ crust is denser (heavier) than the _____________ crust
___________________17.
The three main layers of the earth are _____, _____, and ______
___________________18.
The _____ crust supports the ocean
___________________19.
The _____ crust supports the continents
___________________20.
The main driving force that moves the plates are the ________ currents that are located in
the ______________.
___________________21.
This type of crust is dense, thin, made out of basalt, and can be subducted.
___________________22.
The presence of the same _______ and ______ on several continents supports the idea of
continental drift.
___________________23.
The outer core is made up of a _____ layer. (liquid or solid)
___________________24.
The inner core is made up of a ______ layer. (liquid or solid)
___________________25.
If the continents were put together, they would fit like a ___________.
___________________26.
Rocks closer to the mid-ocean ridge are (younger, older) than rocks farther from the midocean ridge.
___________________27.
Subduction occurs only at _____________ boundaries
___________________28.
Which type of boundary created the San Andreas Fault?
___________________29.
Which type of boundary produced the Andes Mountains?
___________________30.
Which type of boundary produced the Mid-Atlantic Ridge?
___________________31.
An area in the middle of a plate that produces volcanoes.
___________________32.
The Hawaiian Islands were formed at a _________
___________________33.
Area in which two plates interact
Answers:
1. lithosphere
8. transform
15. subduction
22. fossils, rock
structures
23. liquid
29. convergent
2. asthenosphere
9. convergent
16. oceanic denser
than continental
3. Alfred
10. divergent
17. crust, mantle
and core
24. solid
31. hot spots
4. Pangaea
11. transform
18. oceanic
25. Jigsaw puzzle
32. hot spots
5. divergent
12. oceanic and
continental
19. continental
26. younger
33. plate boundary
6. divergent
13. divergent
20. convection,
asthenosphere
27. convergent
7. convergent
14. convergent and
divergent
21.
28. transform
Wegener
30. divergent