Answer:
915 N is the anchoring force needed to hold the elbow in place.
Explanation:
Momentum equation:
∑
50m/s
I divided the 200m by 4s (so 200/4) to get 50m per second
Answer: Vibrating
Explanation:
Sound is produced when an object vibrates. The sound vibrations cause waves of pressure that travel through a medium, such as air, water, wood or metal. Sound is a form of mechanical energy.