The object experiences two external forces: 60 N to the west and 130 N to the east. What is the net external force?

An airplane flies eastward and always accelerates at a constant rate. at one position along its path it has a velocity of 34.3 m/s, it then flies a further distance of 40100 m and afterwards its velocity is 47.5 m/s. find the airplane\'s acceleration and calculate how much time elapses while the airplane covers those 40100 m.

Which simple machine is not part of this compound machine? a. lever b. pulley c. inclined plane d. wheel and axle

An object moves from position +34m to the position -15m in 15 seconds. what is the total displacement? what is the total velocity?