Calculate the change in impulse of a .7-kg soccreball at rest that gets kicked and is going 27m/s What is the force acting on the ball if the change in speed took.25?

you would expect a sound wave to speed up. - b)

answer: b.

explanation:

as we probably am aware that our atmosphere or air have various levels, each level has different gasses, and each gas has another porousness. at the point when the light originates from lower porousness to higher penetrability, it alters its course. with the goal that implies that when the light originates from the moon to the earth, it alters it's course a lot more occasions. it essentially implies that the state of the light piece of the moon is changed on the earth.

not copied too! hope this !

joke:

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