When a professional football player kicks the football, their foot is in contact with the ball for 33 milliseconds. The ball, originally at rest, now flies away at a speed of 31 meters per second. If the mass of the ball is 417 grams, then calculate the average force between the ball and their foot, in Newtons.

Which of the following is not am example of a polymer? protein nylon kevlar concreta

Waves are used in many practical applications to support work, entertainment, and health. one example is the use of ultrasound imaging to safely track the development of a growing fetus. what is a specific example of a practical application of waves in medicine, entertainment, safety, or other fields? provide a brief explanation of how the properties of waves are useful to that application.

The diagram shows four locations in the electric field of a positive point charge m. at which location is the electric potential the greatest.