Two bumper cars move toward each other. the cars hit and bounce off of each other. the momentum before the collision will be equal to the after.

Explanation :

It is given that two bumper cars move toward each other. The cars hit and bounce off of each other.

The momentum before the collision will be equal to the momentum after the collision.

The law of conservation of momentum states that the momentum remains conserved if no external force is applied.

i. e.

and are the initial and final momentum of the system.

the only real purpose of sputnik 1 was to beat the us into space. we were getting close to launching a useful satellite, explorer 1 - which launched on january 31, 1958. the ussr had to beat that, so they launched sputnik 1 on october 4, 19

i believe the answer is electric potential.

explanation: