When two waves in the same medium hit each other, the resulting displacement of the medium is
1. either larger or smaller than the displacement of either wave acting alone, depending on the signs of the displacements of the two waves.
2. always larger than the displacement due to either wave acting alone.
3. always smaller than the displacement due to either wave acting alone.

Acricket ball of 70g moving with a velocity of 0.5 m/s is stopped by a player in 0.5s what is the force applied to stop the ball

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.

Yvette hangs a 2.4kg bird feeder in the middle of a rope tied between two trees. the feeder creates a tension of 480 n in each side of the the rope.