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UNIT 1: Maps and Measurements

Scroll down for review videos, animations, and diagrams.

Note:  Special thanks and acknowledgement to the staff at Hommocks Middle School for providing these review clips and online tools.

Measuring the Earth

Earth's Shape Review Video:

Latitude and Longitude Review Video:

Topographic Maps and Fields

Practice Drawing Contour Lines:

Click on the button below to practice drawing your own isolines on a field map.  Make sure to draw according to the contour interval given on the map.

Steep Slope vs. Gentle Slope Review Video:

Direction of Stream Flow Video:

Calculating Elevation Gradient Review Video:

How to Draw a Topographic Profile:

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