Combined Physics Archives - Page 4 of 11 - Study notes, tips, worksheets, exam papers

Define frequency of a wave

01/11/2023 at 9:12 am (last edited 01/11/2023 at 9:12 am)

Frequency of a wave is the number of complete waves produced per second.

31/10/2023 at 12:47 pm (last edited 31/10/2023 at 12:47 pm)

Thermal radiation is the process of continual emission of infra-red waves from the surface of bodies, without the aid of a medium.

31/10/2023 at 12:46 pm (last edited 31/10/2023 at 12:46 pm)

Thermal convection is the process of thermal energy transfer by means of currents in a fluid.

31/10/2023 at 12:45 pm (last edited 31/10/2023 at 12:45 pm)

Thermal conduction is the process of thermal energy transfer without any flow of material medium.

31/10/2023 at 12:41 pm (last edited 31/10/2023 at 12:41 pm)

The Kinetic Particle Theory assumes that all matter is made up of tiny, discrete particles that are in constant and random motion.

31/10/2023 at 12:39 pm (last edited 31/10/2023 at 12:39 pm)

Gravitational potential energy is the energy a body has due to its height above ground.

31/10/2023 at 12:38 pm (last edited 31/10/2023 at 12:38 pm)

Kinetic energy is the energy a body in motion possesses.

31/10/2023 at 12:36 pm (last edited 31/10/2023 at 12:36 pm)

Energy is the ability to do work.

31/10/2023 at 12:34 pm (last edited 31/10/2023 at 12:35 pm)

Power is the rate of work done, or the rate of energy conversion.

31/10/2023 at 12:33 pm (last edited 31/10/2023 at 12:33 pm)

Work done is the product of a force, and the distance moved by the body, in the direction of the force.