uthsteph16 uthsteph16
  • 22-10-2019
  • Physics
contestada

How long does it take for a dropped rock to fall from a height of 8 meters

Respuesta :

MathPhys
MathPhys MathPhys
  • 22-10-2019

Answer:

1.28 s

Explanation:

Given:

Δy = 8 m

v₀ = 0 m/s

a = 9.8 m/s²

Find: t

Δy = v₀ t + ½ at²

(8 m) = (0 m/s) t + ½ (9.8 m/s²) t²

t = 1.28 s

Answer Link

Otras preguntas

What is the most significant factor that controls the development of soil? A. Topography B. Time C. Climate D. Parent material geography
What was the Great Depression? A. An epic agricultural drought B. A novel written by John Steinbeck C. A federal mandate for banks D. A worldwide economic crisi
Which fractions are equivalent to -15/20 ? Choose all answers that are correct. A. -2/3 B.9/-12 C. -12/16 D. -25/30
Condensation nuclei are particles of atmospheric dust around wich______. A.cloud droplets form B. Ozone collects C. Evaporation occurs D.winds form
The after school craft center has 15 boxes of 64 crayons each. In 12 of the boxes , 28 of the crayons have not been used. All the rest have been used how many o
a member of the house of representatives wishing to influene forieign policy would most likely want which of the following commitee assignment
Arrange the events from the poem “The Raven” by Edgar Allan Poe in the correct order. The speaker starts feeling drowsy when he hears a tapping at the window. T
Jason spent $20.00 for school lunches. If each lunch of $2.50, how many lunches did he buy?
If you see any type of cloud, you can expect fair weather.
what is nunavut and what challenges has it faced recently