8069857
Descrição
FlashCards por lily bevan, atualizado more than 1 year ago
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Criado por lily bevan
quase 9 anos atrás
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| Questão | Responda |
| What type of wave is a sound wave? | Longitudinal |
| Which example proves light is faster than sound? | We see lightning before hearing thunder |
| Which of these can happen to light waves? | Reflected, refracted and diffracted (spreading out of waves after the pass through a gap) |
| What is law of reflection? | The angle of incidence is always the same as the angle of reflection |
| What is dispersion? | The splitting of light into the colours of the rainbow |
| Which colour of light is refracted the least? | Red |
| What type of wave is a light wave? | Transverse |
| How do we calculate refractive index? | N = sin i / sin r |
| In which does light travel the fastest? | Air |
| Through which medium does sound travel the fastest? | Solid |
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