Transfer of energy without
Net movement of matter
Eg transverse
Rope
Longitudinal
Electromagnetic
Wave speed
F x lambda
Wave behaviour on surface
Boundary
Reflection
Refraction
The Doppler effect
Difference of change of wavelength and frequency who is moving relative to the source of wave
Reflection
Angle of I = angle of reflection
Reflection causes
Echos
Ultrasound uses
Sonar
Scanning
Animals