Suppose you have two toy cars. each has a mass of 0.04 kg . the cars have tape on their bumpers that will cost them to couple together. one car is stopped on the track. the other car, traveling at a velocity of 4 m/s, hits the first car. what is the momentum of the coupled cars? answer asap!

Why does the input force have to be greater than the force needed to lift the bale?

How much work would a child do while puling a 12-kg wagon a distance of 3m with a 22 n force directed 30 degrees with respect to the horizontal? (a) 82j (b) 52j (c) 109j (d) 95j

(01.02 mc) nicole pushes her bike up a hill. overhead, the sun exerts a gravitational force on earth. which statement is true about the bike and earth? they both experience contact forces. they both experience non-contact forces. the bike experiences a non-contact force and earth experiences a contact force. the bike experiences a contact force and earth experiences a non-contact force. they both experience non-contact forces.