8069728
Description
Flashcards by lily bevan, updated more than 1 year ago
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Created by lily bevan
over 7 years ago
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| Question | Answer |
| Which of these cannot travel through a vacuum? | Sound |
| What do we call the height of a wave? | Amplitude |
| What do we measure in Hz in sound waves? | Frequency |
| What describe the spreading out of a wave after it has passed through a gap? | Diffraction |
| What size gap causes significant diffraction? | A gap that is sized similarly to the wavelength |
| What are the units of frequency? | Hertz |
| How do we calculate the frequency of a wave? | Frequency = 1 / the time period |
| What is the period of a wave? | The time it takes to complete one oscillation |
| Which of these is not a type of electromagnetic radiation? | Sound waves |
| What is the wave speed equation? | Wave speed = frequency x wave length |
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