Bungee jumping is an example of A. wind resistance and insanity
B. gravitational and air pressure energy
C. gravitational and elastic energy

If you want to change the pitch of a sound, you have to change the

Aman tries to push a box of mass 4 kg with a force of 5 n but the box remains stationary if the coefficient of static friction is 0.45, what is the value of the maximum force of friction?

Around faucet handle is part of a(n) a. lever b. screw c. inclined plane d. wheel and axle