What is pitch ?Pick out the high pitch sound from the following pairs a) Male voice and female voice
b) Drum and guitar

Please answer full questions. . If you answer it correctly I will mark you as brainlist

What happens in a global convection cell

Zeros that follow non-zeros numbers and are also to the right of a decimal point are significant

Aball with a mass of 275 g is dropped from rest, hits the floor and rebounds upward. if the ball hits the floor with a speed of 2.40 m/s and rebounds with a speed of 1.70 m/s, determine the following. (a) magnitude of the change in the ball's momentum (let up be in the positive direction.)