GCSE OCR Physics P5 Waves

Resources for P5 GCSE OCR Physics Gateway 9-1 Triple and Combined (Higher and Foundation) is covered in this material.

Each lesson includes student activities and full worked answers.

• Definition of a wave
• Mechanical waves
• Electromagnetic waves
• Transverse waves
• Longitudinal waves
• Amplitude
• Wavelength
• Frequency
• Time period
• Calculating frequency and equation
• Relationship between frequency and wavelength when speed is constant.
• Calculating time period from frequency with equations
• The speed equation
• Measuring distance and time
• Simple experiment for the speed of sound
• Improving experiments
• Echoes
• Speed of sound experiment with microphones and oscilloscope.
• Ray diagrams
• Absorption, reflection and transmission
• Sonar
• Ultrasound
• Rearranging equation
• Refraction
• Relationship between wave speed and wavelength
• Structure of the ear.
• Frequency range of human hearing.
• Explanation of the limited frequency range of humans.
• Explanation for hearing deteriorating with age.
• Order of the electromagnetic spectrum
• Wavelength and frequency relationship
• Application of wave speed equation
• Rearranging equation
• Producing and detecting radio waves
• Recall that light is an electromagnetic wave
• Give examples of some practical uses of electromagnetic waves in the radio, micro-wave, infra-red, visible, ultraviolet, X-ray and gamma-ray regions
• Describe how ultra-violet waves, X-rays and gamma rays can have hazardous effects, notably on human bodily tissues.
• Explain that electromagnetic waves transfer energy from source to absorber to include examples from a range of electromagnetic waves
• Precautions for ultra-violet waves, X-rays and gamma rays
• Careers: Medical Physicist
• X-rays
• CT scans
• Gamma imaging
• Thermogram
• Magnetic Resonance Imaging
• Precautions for using ionising radiation
• Law of reflection
• Labeling and measuring angles of incidence and reflection
• Practical activity instructions - fully animated.
• Reflection, absorption, and refraction is affected by wavelength of electromagnetic wave.
• Refraction the change of velocity - speed and direction
• Magnitude of refraction depending on wavelength
• Magnitude of refraction depending on optical density
• Refraction practical activity instructions
• Wave speed, wavelength, and frequency relationship in refraction
• Convex and Concaves lenses
• Eyes and corrective lenses
• Refraction and wavelength
• Focal points for lenses
• Determining the type of images produced through a lens
• Names of colours for the visible spectrum
• Coloured filters
• Coloured objects acting as a coloured filters
• White light and refracting prism
• Refraction and wavelength
• Specular reflection
• Diffuse scattering
• Scattering - Why the sky is blue and milk is white.