Red coloured light is used in traffic signals to indicate the vehicles to stop, because compared to other colours red light
A. has high frequency
B. scatters more
C. has less wavelength
D. scatters less
Answer:D
Red coloured light is used in traffic signals to indicate the vehicles to stop, because compared to other colours red light
A. has high frequency B. scatters more C. has less wavelength D. scatters less