THIS USER ASKED 👇

Which of these events is an example of the doppler shift? the amplitude of a wave on a string increases as the frequency decreases. the amplitude of sound from a tuning fork decreases due to damping. the frequency of light from a star increases as it moves toward us. the intensity of an electromagnetic wave increases with the field strength. the velocity of an electromagnetic wave changes as its medium changes.

THIS IS THE BEST ANSWER 👇

Electromagnetic wave intensity increases with field strength.