A force is an effort needed to change the

Free runners jump long distances and land on the ground or a wall. how do they apply newton’s second law to lessen the force of impact?

Write down two additional questions about earth's magnetic field that will make your presentation more informative.

An electron moving at 5.06 103 m/s in a 1.23 t magnetic field experiences a magnetic force of 1.40 10-16 n. what angle does the velocity of the electron make with the magnetic field? there are two answers between 0° and 180°. (enter your answers from smallest to largest.)