Required Practical: Measuring Wave Properties (AQA GCSE Physics Combined Science): Flashcards

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Required Practical: Measuring Wave Properties
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Amplitude

Maximum displacement from undisturbed position

Wavelength (λ\lambda)

Distance from a point on one wave to equivalent point on next

Frequency

Number of waves passing a point each second

1 Hz equals

1 wave per second

Period

Time in seconds for one wave to pass a point

Period formula

Period=1Frequency\text{Period} = \frac{1}{\text{Frequency}}

What absorbs microwaves

Foods with water molecules

What reflects microwaves

Metals

What absorbs light

Black surfaces

What reflects light

Shiny, metallic surfaces

Effect of heating atoms on electrons

Move to higher energy level

Electron returning to original level produces

Electromagnetic wave

UV wave hazards

Skin cancer risk & premature ageing

What ionizing radiation does

Knocks electrons off atoms

How radio waves are produced

Electrons oscillate in electrical circuits

Explore AQA GCSE Physics Combined Science Revision Notes by Topics

Waves in Air, Fluids & Solids

Electromagnetic Waves

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Waves in Air, Fluids & Solids

Electromagnetic Waves

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Waves in Air, Fluids & Solids

Electromagnetic Waves

Explore AQA GCSE Physics Combined Science Exam Questions by Topics

Waves in Air, Fluids & Solids

Electromagnetic Waves

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