Describe the change to the stores of energy of the wood, pipe and water as the water is heated.
[3 marks]
Wood
Pipe
Water

The free body diagram shows a box being pulled to the left up a 25-degree incline. the magnitude of the normal force is

Aturntable a is built into a stage for use in a theatrical production. it is observed during a rehearsal that a trunk b starts to slide on the turntable 10 s after the turntable begins to rotate. knowing that the trunk undergoes a constant tangential acceleration of 0.31 m/s2, determine the coefficient of static friction between the trunk and the turntable.

Avoltaic cell converts chemical energy to