Topographic Map and Drainage Basin

In which direction is Mill River flowing?

• Southeast

• Southwest

• Northeast

• Northwest

Determine the contour interval:

• 5 m
• 10 m
• 15 m
• 20 m

What do contour lines that are farther apart represent?

• waterfall
• steep area
• gentle slope
• river

What is the elevation between at Point X?

• 1200 m

• 2400 m

• 1600 m

• 1400 m

Provided is a topographic map of a hill with contour lines drawn showing elevation in meters.
The steepest slope on this hill can be found on the side that is facing which direction?

• Southwest
• Northeast
• Northwest
• Southeast

What do you call the land that water flows across, under, and through on its way to a larger body of water?

• Tributary

• River system

• Headwaters

• Watershed

An area of land where the water drains into a particular body of water.

• aquifer

• watershed

• subsidence

• divide

Which state is NOT included in the Chesapeake Bay Watershed?

• Virginia

• West Virginia

• Delaware

• North Carolina

Which of the following watersheds is the largest?

• Potomac Shenandoah Watershed

• Chesapeake Bay States

• Chesapeake Bay Watershed

• Shenandoah Watershed

Parts of how many states make up the Chesapeake Bay Watershed?

• 6
• 5
• 4
• 3