Physics Words
- Volt The unit of potential difference.
- Voltage Also called "potential difference" (P.d). It is defined as "work done per unit charge" and is measured in volts.
- Voltmeter A device used to measure voltage or potential difference.
- Volume The amount of space an object takes up.
- W An abbreviation for "Watts".
- Wasted energy Energy that is wasted by a process and is usually transferred to the surroundings in the form of heat.
- Watt The unit for power. Power =energy/time.
- Wave A movement of energy
- Wave equation Speed of a wave = frequency x wavelength
- Wave power A source of energy where energy is generated from the movement of waves.
- Wave speed The speed a wave moves with
- Wavelength The distance between two corresponding points on a wave
- Weight The force that an object's is pulled downwards with.
- White dwarf A star that has undergone gravitational collapse.
- Wind farm Lots of wind turbines in one place.
- Wind turbine A device that transfers kinetic energy from the wind to electricial energy in the generator inside it.
- Work done The transfer of energy by a device
- X ray A type of electromagnetic radiation used to see bone fractures and in CT scans.