Answer: 25J
Step-by-step explanation:
K.E = [tex]\frac{1}{2}[/tex]m[tex]v^{2}[/tex]
Where ;
m = mass in kg
v = speed
Given:
m = 5g = 0.005kg ( we divided by 1000 to convert g to kg)
v = 100 m/s
Therefore :
K.E = [tex]\frac{1}{2}[/tex] x 0.005 x [tex]100^{2}[/tex]
K.E = 25 Joules