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Combined Science
OCR GCSE Combined Science A
Waves and radioactivity
OCR GCSE Combined Science A · J250 · Topic P4
Waves and radioactivity
Paper 6
· 31 notes
Understand that waves are a means of transferring energy.
Describe the two main types of waves: mechanical and electromagnetic.
P4.1
Wave behaviour
P4.1a
Wave Motion Parameters
P4.1b
Wavelength and Frequency
P4.1c
Wave Velocity Relationship
P4.1d
Wave Formulae Application
P4.1e
Transverse vs Longitudinal Waves
P4.1f
Modeling Wave Types
P4.1g
Evidence of Wave Travel
P4.2
The electromagnetic spectrum
P4.2a
Properties of Electromagnetic Waves
P4.2b
Energy Transfer by Electromagnetic Waves
P4.2c
Frequency and Wavelength Relationships
P4.2d
Electromagnetic Spectrum Groupings
P4.2e
Detection of Visible Light
P4.2f
Light as an Electromagnetic Wave
P4.2g
Practical Uses of Electromagnetic Waves
P4.2h
Hazards of Electromagnetic Waves
P4.2i
Radio Waves and Electrical Circuits
P4.2j
Interactions with Electromagnetic Waves
P4.2k
Velocity and Wave Effects
P4.3
Radioactivity
P4.3a
Atomic Nuclei Composition
P4.3b
Isotopes and Nuclear Mass
P4.3c
Conventional Nuclei Representation
P4.3d
Unstable Nuclei and Emissions
P4.3e
Emissions and Nuclear Changes
P4.3f
Radioactive Decay Equations
P4.3g
Balancing Nuclear Equations
P4.3h
Electron Arrangements and Excitation
P4.3i
Radiation Generation and Absorption
P4.3j
Half-Life and Radioactive Decay
P4.3k
Calculating Radioactive Decline
P4.3l
Radiation Penetration Properties
P4.3m
Contamination vs Irradiation
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