No velocity ws given? let's use
H= ½gt²
H= ½×10×3.8
H= 19m
Answer:
73 degree
Explanation:
Angle of incidence = 17 degree
According to the laws of reflection, the angle of incidence is equal to the angle of reflection.
So, angle of reflection = 17 degree
Angle from the surface = 90 - 17 = 73 degree
Answer:
c.the spacing between particles increases
Answer:
Im so so sorry but I do now know how to do this
Explanation: