1) Normal lapse rate is 3.5 degrees per 1000 feet. At 2000 feet elevation, the temperature is 42 degrees F. What is the temperature at 0 feet elevation?
2) You have calculated the recurrence level of a stram with a discharge of 250 cms to be 25 years. What does that mean?
3) You have a topographic map at a scale of 1:24,000. You want to know how far your home is from a potential floodplain, and you measure on the map with a ruler 4.6 map inches to the elevation or contour that represents the 100 year floodplain. What is the distance in feet between your home and that potential floodplain?