18-09-2020
Physics

contestada

Not sure what i’m doing how do i do this??

Not sure what im doing how do i do this class=

Respuesta :

MathPhys MathPhys

19-09-2020

Explanation:

Given:

v₀ = 25 m/s

v = 0 m/s

a = -9.8 m/s²

1a) Find t.

v = at + v₀

0 m/s = (-9.8 m/s²) t + 25 m/s

t = 2.55 s

1b) Find Δy.

v² = v₀² + 2aΔy

(0 m/s)² = (25 m/s)² + 2 (-9.8 m/s²) Δy

Δy = 31.9 m

Answer Link

Otras preguntas

How did Union and Confederate strategies shape the Civil War and American society?

Consider the matrix shown below: What are the dimensions of A. 3 X 4 4 X 3 12 A and B

Which graph models the function f(x) = -4(2)x? (2 points)

The atmospheric temperature decreases when snow starts melting because the snow from the atmosphere to melt.

Acrostic poem for the word evolution

how do i solve this equatuon??? PLS HELP ME ASAP!6xz + 3yz - 8x - 4y

check 2 x-1 is a factor of p[x]=x^3-x^2+2x-1

The North did not need slaves because they had a lot ofA. Industries and Factories B. ShippingC.Rail RoadsD.Slaves

Solving Square Root Worksheet (x - k)^2 Part 2 4. 3(x - 2)^2 = 40 5. -2(x - 1)^2 = 36 6. 4(x - 1)^2 = 8

What is the value of u? (Geometry problem)