URGENT i dont understand how to do this can someone help me A 0.35 kg ball is dropped to the floor, and is in contact with the floor for 0.60 seconds.

a.) If the ball is dropped from a height of 1.2 m, what is the velocity of the ball right before it hits the ground?

b.) What is the force of the ball on the ground?

c.) What is the force of the ground on the ball?

d.) What is the change in momentum from the point when the ball is dropped until it hits the floor?

f

step-by-step explanation:

f

b

step-by-step explanation:

a difference is the result of subtraction. while each of these expressions has subtraction in it, a difference will be the result when subtraction is the last operation applied in the order of operations for the expression. this means subtraction must be outside of the parenthesis. only b has this.

i dont know sorry

step-by-step explanation:

the function makes a strait line horizontally with no x intercept but a y intercept at 9.