Which latitude band has 4 distinct seasons? (Use Latitude and Longitude Notes)
a. Equator
b. Low 0-30
c. Mid 30-60
d. High 60-90

Geothermic gradient is the rate of increasing temperature with respect to increasing the depth in the earths interior. away from tech tonic plates boundaries, it is about 25-40 c/km (72-87 degrees f/mi) of depth near the surface in most of the world.

Answer the use of flood plains and irrigation;