At a temperature of 274 K, the gas in a cylinder has a volume of 4.0 liters. If the volume of the gas is decreased to
2.0 liters, what must the temperature be for the gas pressure
to remain constant?
a. 137 K b. 273 K
c. 378 K d. 556 K

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.