Winds are caused by differences in
a. precipitation
b. humidity
c. air pressure
d. turbulance

What is the ima of the 1 st class lever in the graphic given? 2 3 0.5

Oil rich countries in the middle east cover about 4% of earths total land area but prossess about 48% of the worlds known oil reserves what is the main reason for high concentration of reserves in this part of the world

The ammonia molecule in the diagram has the observed bond orientation because