A 4-N soccer ball sits motionless on a field. A player's foot exerts a force of 5 N on the ball for a distance of
0.1 m, and the ball rolls a distance of 10 m. I low
much kinetic energy does the ball gain from the player?
A. 0.51
c. 91
B. 0.91
D. 50

so easy. just google the electromagnetic waves and it’ll pop up.

snell's law

refractve index = sin incidence / sin refraction

radial fractures in a piece of glass look most like which of the following?

a. spokes of a wheel

b. a circle

c. a zig zag

d. none of the above

the correct answer is a. spokes of a wheel

hope this (: