A hurricane wind blows across a 5.8 m × 17.56 m flat roof at a speed of 183 km/hr. Required:
a. What is the pressure difference below and above the roof?
b. Is the air pressure above the roof higher or lower than the pressure inside the house? Explain.
c. How much force is exerted on the roof?
d. If the roof cannot withstand this much force, will it "blow in" or "blow out"?

Aball thrown by ginger is moving upward through the air. diagram a shows a box with a downward arrow. diagram b shows a box with an upward arrow. diagram c shows a box with a downward and upward arrow equal in size. diagram d shows a box with a downward and upward arrow with the downward arrow larger in size. which force diagram represents the forces on the ball? you may neglect the effects of air resistance.