Why does increasing the pressure of a gas usually increase reaction rate

The pressure proportional to the area a- inversely b- directly c- increase d-decrease

Which of the following situations is impossible? a) an object has velocity directed east and acceleration directed east. b) an object has zero velocity but non-zero acceleration. c) an object has constant non-zero velocity and changing acceleration. d) an object has velocity directed east and acceleration directed west. e) an object has constant non-zero acceleration and changing velocity.

Match each scenario to the form of energy it represents