2 sets of waves with the top waves labeled A having more closely spaced crests than the bottom waves labeled B. Which answer choice provides the best set of labels for Wave A and Wave B?

Anne applies a force on a toy car and makes it move forward. what can be said about the forces acting on the toy car at the moment anne applies the force?

Why should seat belts not be mandatory quick plz

The electric field between square plates of a parallel-plate capacitor has magnitude e. the potential across the plates is maintained with constant voltage by a battery as they are pulled apart to twice their original separation, which is small compared to the dimensions of the plates. the magnitude of the electric field between the plates is now equal to a)e b)e/4 c)e/2 d)4e e)2e