Answer:
151.9 N
Explanation:
Force = mass x acceleration
Acceleration due to gravity is 9.8 m/s^2 (you should memorize this number).
F = ma
F = (15.5)(9.8)
F = 151.9
True because the kind of light we get is white light and everything we see is actually every colour except the color we are seeing because that is wwhat is reflected