Mr. Rosa’s fist has an area of 0.2meters squared and can generate a force of up to 7,289N. How much pressure does Mr. Rosa’s fist generate? Known:
Unknown:
Plug it in:

Avery hard rubber ball (m = 0.5 kg) is falling vertically at 4 m/s just before it bounces on the floor. the ball rebounds back at essentially the same speed. if the collision with the floor lasts 0.05 s, what is the average force exerted by the floor on the ball?

Which of the following harmful chemicals are found in tobacco smoke? a. carbon monoxide b. carbon dioxide c. nicotine b. carbon dioxide d. both a and c

Which of these metals are magnetic?