Which of these would be a likely speed of the wind in a jet stream?

A. 10 kilometers per hour

B. 300 kilometers per hour

C. 1,000 kilometers per hour

D. 30,000 kilometers per hour

The higher the astm grain-size number, the coarser the grain is. a)-true b)-false

At 12 noon, the count in a bacteria culture was 400; at 4: 00 pm the count was 1200 let p(t) denote the bacteria cou population growth law. find: (a) an expression for the bacteria count at any time t (b) the bacteria count at 10 am. (c) the time required for the bacteria count to reach 1800.

Assuming compressible flow of air and that the measurements are done at flagstaff a pitot static tube that gives the difference of total and static pressure measures 0.35 m of mercury. what is the velocity of air? assume the temperature to be 300k. (submit your excel or matlab calculation sheet)