Pr9ockmarthannieHug Pr9ockmarthannieHug

02-04-2017
Physics

contestada

A ball is dropped and falls with an acceleration of 9.8m/s2 downward. it hit the ground with a velocity of 49 m/s downward. how long did it take the ball to fall to the ground?

Respuesta :

mathssydney mathssydney

02-04-2017

v=u+at
49=0+9.8t
t=49/9.8
t = 5 (seconds)

Answer Link

Otras preguntas

transformering moments diary entry

Which of the following statements must be true about parallelogram ABCD?

Write the equation in slope - point form using the following information. m = [tex]\frac{2}{5}[/tex] and point (-10, 1). Then, convert it to general form.

For the first 6% of Bianca's salary, her employer matches 100% of her 401(k) contributions, and from 6% to 12%, Bianca's employer matches 50% of her 401(k) cont

What does x= please help

15) Charges not eligible for coverage may also be called, on an explanation of benefits (EOB): a. not-covered charges b. deductible amount c. allowed charges d.

In class 8 A, there are 20 students, 55% students are present on Wednesday. Find out how many people are present that day? How many people are absent on that da

Which statement below is NOT true of fission? O It is the splitting of a large nuclide into 2 smaller nuclei. O Slow neutrons are fired at a large nucleus. Rele

Which quadratic function in vertex form has a vertex at (3, 4) and passes through the point (7,-4)

7. Write the equation -3x +2y = 7 in slope-intercept form.