What is the difference between stimulus intensity and stimulus frequency

The difference between stimulus intensity and stimulus frequency, is that stimulus intensity refers to increase in force strength of stimulus and stimulus frequency refers to the rate of stimulus delivery to the muscle.

the word that best describes martin luther king jr.'s tone in the video is dignified

martin luther king, jr. was a social activist and baptist minister who played a key role in the american civil rights movement from the mid-1950s until his assassination in 1968. the video shows his manner and attitude having or showing a composed or serious manner that is worthy of respect so dignified is the correct answer