Which of the following is true of mechanical waves? A. Mechanical waves are not sound waves.
B. Mechanical waves have repeating patterns.
C. Mechanical waves only move in one direction.
D. Mechanical waves disturb energy rather than matter.

A100 kg running back runs at 5m/s into a stationary linebacker. it takes 0.5 for the running back to be completely stopped

An electromagnet is a device in which moving electric chargers in a coil of wire create a magnet. whats one advantage of using electromagnetic in devices

When is a current produced? when the terminals of an electrochemical cell are connected by a wire if the electric circuit is opened in an electrochemical cell if the electrolyte is removed from an electrochemical cell when the electrodes are reversed in an electrochemical cell