temperature is a measure of the average kinetic energy of the molecules of a substance
heat is a measure of the total kinetic energy of the molecules in a system
different materials require different amounts of heat to cause a given change in temperature
all of the above
A and B only
Correct answer is D
No explanation has been provided for this answer.
A wire, 20m long is heated from a temperature of 5°C to 55°C. If the change in length is 0.0...
A convex mirror is used as a driving mirror because i. its image is erect. ii. it has a large fi...
A device that converts sound energy into electrical energy is? ...
Oxidation of the filament in a light bulb is prevented by the introduction of ...
The point beyond which a stretched spring does not return to its original length is called the...