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A stone of mass 0.55 kilograms is released and falls to the ground. Measurements show that the stone has a kinetic energy of 9.8 joules at the point of impact with the ground. What is the stone's velocity when it hits the ground?
A)6.3 METERS/SECOND (B)7.2 meters/second (C)8.1 meters/second (D)9.3 METERS/SECOND
 9 months ago
 9 months ago
A stone of mass 0.55 kilograms is released and falls to the ground. Measurements show that the stone has a kinetic energy of 9.8 joules at the point of impact with the ground. What is the stone's velocity when it hits the ground? A)6.3 METERS/SECOND (B)7.2 meters/second (C)8.1 meters/second (D)9.3 METERS/SECOND
 9 months ago
 9 months ago

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SNIIX18Best ResponseYou've already chosen the best response.0
@souvik Puoi aiutarmi CAN YOU HELP ME
 9 months ago

souvikBest ResponseYou've already chosen the best response.1
Puoi aiutarmi= CAN YOU HELP ME? in Italy
 9 months ago

souvikBest ResponseYou've already chosen the best response.1
wow...btw when the stone is about to hit the ground its all potential energy is converted into kinetic energy... so \[1/2mv ^{2}=9.8\] you know the mass...find v
 9 months ago

SNIIX18Best ResponseYou've already chosen the best response.0
i got it thank you @souvik
 9 months ago
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