Aball of putty with a mass of 0.250 kg is thrown with a velocity of +7.50 m/s directly toward a nearby wall. the putty sticks to the wall. what is the impulse on the putty as it comes to a stop

as we know our atmosphere or air have different levels. every level has other gasses, and every gas has another permeability. when the light comes from lower permeability to higher permeability, it changes its direction. so that means that when the light comes from the moon to the earth, it changes it's direction many more times. it basically means that the shape of the light part of the moon is changed on the earth.

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