Answer:
1
The arrow with greater impart is Arrow B
2
The both arrows will feel the same impulse
Explanation:
1. Arrow B since
it used more force to stop itself in a shorter distance.
2. They should feel the same impulse since the both had the same momentum 
The answer is mass. I have to comment more than 20 characters.
Explanation:
To find the answer use the equation speed of light=wavelength multiplied by frequency (c=lambda*f) by substituting the value for the frequency the the speed of light
It would be Constructive interference. It occurs when two waves collide and make a taller wave.