The point in which it originates.
Answer:
the best way to prevent cancer is to eat right
Explanation:
Active Optics.
Hope that helps, Good luck! (:
Answer:

Explanation:
We need to find the frequency of green light having wavelength o
. It can be calculated as follows :

So, the required frequency of green light is equal to
.
Answer:
she should ve the one handing out the cookies each day, to make sure each child gets only one cookie a day.