The effect is the change of pitch heard when the source of the sound approaches and then moves away from a stationary person.

32. In Fiji, the firewalkers perform on pumice after going into a cataleptic trance. Why is pumice especially suitable?

the rate at which an object moves

While running these tests, crall notices a similarity in the velocity measured at the ground independent of whether the tennis ball is thrown upward or downward.

A car is moving at 12 m/s and has a mass of 600 kg. What is the kinetic energy of the car

An object has a mass of 12 kg. On Planet A, the object weighs 117.6 N. The force of gravity on Planet A is less thangreater thanequal to the force of gravity on earth.

A wave with a frequency of 30 Hz has a wavelength of 40.5 m. How fast is the wave traveling?

A soccer ball is sitting in the middle of a soccer field during a game. When the referee blows his whistle, one of the players runs toward the ball and kicks it as hard as he can.

A body with v=20m/s changes its speed to 28m/s in 2sec. its acceleration will be

Charge: A piece of plastic has a net charge of + 2.00 μC. How many more protons than electrons does this piece of plastic have? (e = 1.60 * 10-19 C)

How much heat is needed to raise the temperature of 6g of water by 18oC?