Question

7 what is the name of the unit used to measure the frequency of a wave? gamma hertz doppler photon skip 6/12 complete

Explanation:

In physics, the unit for measuring wave frequency is Hertz. Gamma is a letter in the Greek - alphabet and also used in other contexts like gamma rays. Doppler is related to the Doppler effect which is a phenomenon, not a unit. Photon is a quantum of light, not a unit of frequency.

Answer:

B. Hertz