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

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

In which sentence is the underlined word a preposition? A. She skipped her breakfast, for it was getting late. B. It was a sunny day, but Jane remained ind

In the cross BB x bb, the percent of offspring in the F1 generation that will have the same genotype as one of their parents is _____. 100% 50% 25% 0%

Which of the following describes CHEMICAL PROPERTIES? Check all that apply. A.Helium is the lightest monatomic element. B.Mercury is a liquid at room temperatur

The word cardio refers to __________.

Physical activity is distinct from exercise because it may include activities that are a. structured. b. repetitive. c. purposeful. d. recreational.

A college graduating class consists of 450 students. There are 206 more females than males. Determine the number of male and female graduates.

Which statement about facts in memoirs is not correct? A. An author’s thoughts are used to indicate facts in a memoir. B. Authors use the actions of indivi

It is 13 metres long and 8 metres wide. What is the area of the café

What resulted from the Supreme Court's ruling in the Scott v. Sandford case?

Figure ABCD is plotted on a coordinate plane. The figure transforms to create figure A'B'C'D'. Which transformation took place? A. counterclockwise rotation t