# SSAC Geologic Hazards Modules

Following are short descriptions of the available modules. To access any of them, select from the list and you will connect to cover material including learning goals, context of use, and other information. Within the cover material (under "Teaching Materials") there is a link by which you can download the student version of the module. You can also request an instructor's version by clicking on the "request" link under Teaching Materials.

To find content, use the search box for a full text search of title, author, and text of the cover pages of the modules. Refined results can be seen in the boxes on the right side of the page.

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Lithospheric Density part of Examples
Tom Juster, University of South Florida
Students learn about the weighted mean by building spreadsheets that apply this concept to the average density of the oceanic lithosphere.

Quantitative Concepts: Basic arithmetic; Number sense:Average; weighted average
Excel Skills: Basic Arithmetic:Arithmetic Functions:SUM, Basic Arithmetic:Simple Formulas, Logic Functions:IF
Subject: Earth & Space Science:Geology:Plate Tectonics, Physics:Classical Mechanics, Earth & Space Science

Lithospheric Density part of Examples
Tom Juster, University of South Florida
Students learn about the weighted mean by building spreadsheets that apply this concept to the average density of the oceanic lithosphere.

Quantitative Concepts: Basic arithmetic; Number sense:Average; weighted average
Excel Skills: Basic Arithmetic:Arithmetic Functions:SUM, Logic Functions:IF, Basic Arithmetic:Simple Formulas
Subject: Earth & Space Science:Geology:Plate Tectonics, Physics:Classical Mechanics, Earth & Space Science