A 400 Kg truck rushing through the street at 20 m/s crashes into a 50 Kg car making a turn at 2 m/s. The car is bounces off the bottom of truck at 142 m/s, what is the final velocity of the truck?

The optimistic view of human nature held by supporters of the humanistic perspective led to more positive views of human nature throughout the field of psychology.t or f?

Zeros that follow non-zeros numbers and are also to the right of a decimal point are significant

In a system with only a single force acting upon a body, what is the relationship between the change in kinetic energy and the work done by the force? answers: work is equal to the change in kinetic energy.work depends on the square of the change in potential energy.work is equal to the negative of the change in kinetic energy.work is equal to the square of the change in kinetic energy