daysunny306 daysunny306
  • 06-11-2019
  • Physics
contestada

Something is thrown in the air and 5.35 seconds later it lands on something 2.1 meters from the ground. How fast was it thrown up?

Respuesta :

MathPhys
MathPhys MathPhys
  • 06-11-2019

Answer:

26.6 m/s

Explanation:

Given:

Δy = 2.1 m

t = 5.35 s

a = -9.8 m/s²

Find: v₀

Δy = v₀ t + ½ at²

(2.1 m) = v₀ (5.35 s) + ½ (-9.8 m/s²) (5.35 s)²

v₀ = 26.6 m/s

Answer Link

Otras preguntas

How do you think seeing constant messages of hate like this affected the viewpoint of the average German citizen? “He is to blame for the war.” Who do the Nazi’
PLS SOMEONE HELPP I NEED THIS ASAP
I need help with this. The topic is renewable and non renewable resources
Please help quickly! Use the figure below to answer questions 18-21
Hello anyone from USA here?
of for What does Banquo mean when he says, "There if I grow, / The harvest is your own"? O He needs Duncan's help to complete a task. He wants to thank Duncan f
jklolololololololololol
|x - 3| log x = 2(x − 3)
23. We are laying new carpet in the classroom which is 84 square feet. If the width is 5 feet more than the length, what are the dimensions of the floor?/
help mark!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!