‘Therm’ is the unit of A. Power B. Heat C. Light D. Distance

Power
Heat
Light
Distance

The correct answer is: B. Heat

A therm is a unit of energy equal to 100,000 British thermal units (Btu). It is used to measure the amount of heat energy required to raise the temperature of one pound of water by one degree Fahrenheit.

Power is the rate at which energy is transferred or converted. It is measured in watts, which are equal to one joule per second.

Light is a form of electromagnetic radiation that is visible to the human eye. It is measured in lumens, which are a measure of the amount of visible light emitted by a source.

Distance is the length of a path between two points. It is measured in meters, kilometers, or miles.