Answer:
Explanation:
Givens
vi = 0
a = 9.81
d = 4.50 m
vf = ?
Formula
vf^2 = vi^2 + 2 * a * d
Solution
Substitute the knowns into the formula
vf^2 =0 + 2 * 9.81 * 4.50
vf^2 = 88.29 Take the square root of both sides.
sqrt(vf^2) = sqrt(88.29)
vf = 9.40 m/s
Answer: The weight of a girl with a mass of 40kg is 392.266 Newtons.
The answer to this is the Sun.
64 km/h
It is a simple ratio
15 mins / 16 km
to
60 mins / ? km
Divide 60 / 15 to get 4
16 times 4 = 64
♀️♀️♀️♀️sorrryyyyy