What are possible units for impulse? check all that apply.
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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

total distance/total time

(85 + 82)/(5+3)

167/8

20 just over

according to jean piaget, in what stage of cognitive development are children able to understand conservation task?

b. preoperational

just took it