SPH3U Unit #5 Electricity & Magnetism Unit Overview Electric Power & Energy The watt (W) is a unit of power. Power is the rate at which energy moves or is used.
Significant Figures SPH3U Precision: How well a group of measurements made of the same object, under the same conditions, actually agree with one another.
Consider the forced vibration of a child on a swing ... These dampers develop sympathetic vibrations, which take energy from the building when it vibrates, ...