waves

1. constructive. two or more waves combine to produce a larger wave. Two waves combinig to make a big wave. Sneaker waves at the beach

2. destructive. Two or more waves combinig to make a small wave. two waves combinig to make small waves pushing bad on a swing

3. refraction, The bending of a wave as it enters a new medium at an angle.Bending of a wave as it moves around at an angle. Lawn mower

4. refraction, The bending of a wave as it enters a new medium at an angle.Bending of a wave as it moves around at an angle. Lawn mower

5. diffraction,bending of a wave as it moves around an obsical. Bending of a wave around a obsical. rock in the ocean

6. interference, when two or more waves overlap and combine. Two or more waves overlaping. waves at the beach