Explanation:
The physical environment of forests is determined by edaphic (soil) factors and micro-climate (precipitation, light, temperature, and wind). Gas-exchange within forest canopies depends upon the microclimatic condition within the forest, as well as, edaphic factors and water availability.
I believe the first one is 'physical geography' :-)
Answer: Since the base of a cylinder is a circle, we substitute 2πr for p and πr2 for B where r is the radius of the base of the cylinder.
Explanation:
The answer is B- 43 degrees North.
