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Assignment

Liza Julie 89 9/28/2020 Apex Learning - Practice Assignment https://course.apexlearning.com/public/cpop/1/3/2/1706712 1/4 Practice Earth Science Sem 2 Points Possible: 50 1.3.2 Practice: Chronic Tectonics Name: Charlie MBA

Date:

Answer the following questions thoroughly.

1. Draw a diagram of Earth that labels its mechanical layers on one side and its composition layers

on the other side. (7 points)

1. Fill in the table with information about the different types of boundaries. (8 points)

Type Where are they usually located? Force (tension, shearing, and so on) Creates or destroys crust? Slab-push or slab-pull? Convergent Divergent

1. There are alternate explanations for the forces behind plate movement.

A. What is "slab-pull"?(4 points)

9/28/2020 Apex Learning - Practice Assignment https://course.apexlearning.com/public/cpop/1/3/2/1706712 2/4 B. What is "slab-push"? Give one example of a slab-push structure. (4 points)

C. Which is the stronger force behind plate movement? (2 points)

1. Volcanoes are usually found near subduction zones.

A. Why do you usually find volcanoes near subduction zones? (5 points)

B. Draw a diagram to assist your explanation. Make sure you label crust, subduction zone, magma, volcano, and the direction of plate movement. (5 points) [id1706757]]

1. What are four pieces of evidence Alfred Wegener used to support his theory of continental drift? (4

points) 9/28/2020 Apex Learning - Practice Assignment https://course.apexlearning.com/public/cpop/1/3/2/1706712 3/4

1. Wegener’s theory of continental drift was not accepted by all scientists.

A. What was the main counterargument against Wegener's evidence? (2 points)

B. What information did Wegener not have that would have strengthened his argument? (3 points)

1. It is thought that all the continents used to be part of one super-continent.

A. How did a super-continent form? (2 points)

B. What caused it to break up after it formed? (4 points)

9/28/2020 Apex Learning - Practice Assignment https://course.apexlearning.com/public/cpop/1/3/2/1706712 4/4 Copyright © 2018 Apex Learning Inc. Use of this material is subject to Apex Learning's . Any unauthorized copying, reuse, or redistribution is prohibited. Apex Learning ® and the Apex Learning Logo are registered trademarks of Apex Learning Inc. Terms of Use