a ball has a mass of 140 g. what is the force needed to accelerate the ball at 25 m/s²? (formula: f=ma) 3.5…
a ball has a mass of 140 g. what is the force needed to accelerate the ball at 25 m/s²? (formula: f=ma) 3.5 n 115 n 165 n 4.5 n
Answer
Explanation:
Step1: Convert mass to kg
$m = 140\ g=0.14\ kg$
Step2: Apply force - mass - acceleration formula
$F = ma=0.14\times25$ $F = 3.5\ N$
Answer:
A. 3.5 N