Flashcards
Physics
Cards in this deck (18)
- 1What is the formula to find a period (T)Time
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Cycles - 2How do you find frequency (F)F= cycles
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Time - 3What is a cycleOne complete movement
- 4What is a periodThe time it takes to complete one cycle
- 5What is frequencyThe number of cycles completed in a unit of time
- 6What's a crestThe highest point on a wave
- 7What's a troughThe lowest point on a wave
- 8What is wavelengthThe distance between successive crests or troughs
- 9What is a wave?A disturbance that carries energy
- 10What is refractionA change in direction when a wave enters a different medium
- 11What is diffractionThe bending of waves around an object in their path
- 12What is interferenceThe superposition of two or more waves
- 13What is conductionThe transfer of heat In an object as the result of collisions of atoms or molecules or electrons
- 14What is convectionThe transfer of heat throughout a substance by the mouvement of heated particles
- 15Which mirror causes light rays to meet at a pointConcave
- 16Which mirror causes light rays to divergeConvex
- 17What is refractionThe bending of light as it passes between mediums
- 18What is dispersionThe separation of colours of white light
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- Flashcards on Physics , created by charlotte Charlton on 21/01/2018.
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- charlotte Charlton
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