You describe a friend's position by including distance direction and what other term

How would you describe where you are right now? You

might say that you are sitting one meter to the left of your

friend. You might explain that you are at home, which is two

houses north of your school.

Explanation:

Hope this helps!

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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