Exploring Isolines and Their Applications

What do isolines connect?

• Points of random values

• Points of maximum value

• Points of equal value

• Points of different values

Which type of isoline connects points of equal temperature?

• Isobars

• Contour lines

• Isotherms

• Isohyets

What is the temperature at a location on the 85-degree isotherm?

• 75 degrees

• 85 degrees

• 80 degrees

• 95 degrees

If a location is between the 75 and 85-degree isotherms, what could be its temperature?

• 85 degrees

• 80 degrees

• 90 degrees

• 70 degrees

What do contour lines represent?

• Wind speed

• Elevation above sea level

• Air pressure

• Temperature

What is the contour interval if the lines are counting by 500 feet?

• 100 feet

• 500 feet

• 1000 feet

• 2000 feet

If a point is on the 1000-foot contour line, what is its elevation?

• 2000 feet

• 1000 feet

• 1500 feet

• 500 feet

What is the elevation of a point between the 500 and 1000-foot contour lines?

• 750 feet

• 250 feet

• 1000 feet

• 1250 feet

If the contour interval is 20 meters, what is the elevation of a point on the 780-meter contour line?

• 800 meters

• 820 meters

• 780 meters

• 760 meters

What is the elevation of a point between the 800 and 820-meter contour lines?

• 800 meters

• 820 meters

• 810 meters

• 830 meters