kingjuice82 kingjuice82

03-10-2017
Physics

contestada

What is the speed of a 0.145kg baseball if it’s kinetic energy is 109 j

Respuesta :

osvielbrache osvielbrache

03-10-2017

Explanation:
The relationship for Kinetic Energy
K
is:
K
=
1
2
m
v
2

so:
109
=
1
2
(
0.145
)
v
2

so:
v
=
√
2
⋅
109
0.145
=
38.7
≈
39
m
s

Answer Link

Otras preguntas

Harry owns a barbershop and charges $6 per haircut. by hiring one barber at $10 per hour, the shop can provide 24 haircuts per eight-hour day. by hiring a secon

A juice bar conducted a survey to determine which juice drink its customers prefer. The juice bar selected every 10th customer in 1 week, with 75 customers surv

Dana’s 16-year-old friend confides in Dana that she is being abused. Which are the most appropriate actions Dana can take to help her friend? Check all that app

Horizontal, planar, rocky surfaces that form in the surf zone as a result of wave erosion are called

Find the length and width of a rectangle that has the given perimeter and a maximum area. perimeter: 316 meters

what acid and base form Ca3(PO4)2

FICA deductions consist of

F. : (1872 – 1933) the 30th president of the united states. he was the vice president under president warren g. harding and took over when harding died in offic

If the thorium-232 isotope emits an alpha particle, what would be the atomic number of the resulting atom?

Which of the following statements about the Fourteenth Amendment is true? (1 point) Select one: a. It reversed the strides emancipated slaves had made after the