Question

PLZ HURRY IT'S URGENT!!!!
How much force is needed to stop a 100-kg football player if he decelerates at 20 m/s²?
A. 5 N
B. 200 N
C. 2000 N
D. 20 N

Answer 1

Answer is ‘C’.

f = m * a

m = 100
a = 20

f = 100 * 20
f = 2000N

Answer 2

Answer: C

I did the quiz on k12 and i got a 100