What will be the outcome of putting litmus paper into rainwater?

a) red paper turns blue, blue paper turns red

b) paper red does not change, blue paper turns red

c) red paper turns blue, blue paper does not change

d) red paper does not change, blue paper does not change

found in the nucleus

has mass of one amu

15.3 cos 65 degrees trig

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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