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2 years ago

9

A ball is dropped off of a building and falls past a window that is 2.2m long. If it takes .28s for the ball to cross the window

what is the distance from the top of the building to the top of the window?

1 answer:

Doss [256]2 years ago

8 0

Answer:

oh what do you believe this one

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3 years ago

What is the current

Art [367]

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2.5mA

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3 years ago

1. The two images below show the area swept out by the same planet during two separate time spans. If the first picture represen

raketka [301]

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its A

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3 years ago

A small omnidirectional stereo speaker produces waves in all directions that have an intensity of 8.00 at a distance of 4.00 fro

slavikrds [6]

Answer:

A. We have that radius r = 4.00m intensity I = 8.00 W/m^

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b) I = total power/ 4πr2= 8.00 W/m2 ( 4.00 m/ 9.5 m)2= 1.418 W/m2

c) E = total power x time= 1607 . 68 W x 1s= 1607.68 J

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3 years ago