physics 0.0 / 5 ? PhysicsWavesElectricityEquations and FormulaeGCSEAQA Created by: Lydzblanks2003Created on: 17-08-18 22:53 what are waves? vibrations that transfer energy from place to place 1 of 5 what waves have to travel through a medium? sound and seismic waves 2 of 5 what is electromagnetic radiation? energy travelling as waves in the form of changing electrical and magnetic fields 3 of 5 what does an ammeter show? electric current (in amps) 4 of 5 what does a voltmeter show? the difference in electrical energy between 2 points in a circuit (in volts) 5 of 5
Comments
No comments have yet been made