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OpenStudy (anonymous):
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OpenStudy (anonymous):
Kinetic energy, measured in joules (J), can be found using the formula below, where m is the mass of an object in kilograms and v is its velocity in meters per second. \[KE=\frac{ 1 }{ 2 }mv ^{2}\] An object moving at a velocity of 2.8 m/s has a kinetic energy of 11.368 J. What is the mass of the object? A. 0.725 kg B. 1.45 kg C. 8.12 kg D. 2.9 kg
OpenStudy (anonymous):
@agent0smith @geerky42 @jim_thompson5910 @mathgeek27 @undeadknight26 @cutelilcigarette @aaronq @e.mccormick @amistre64
jimthompson5910 (jim_thompson5910):
plug in KE = 11.368 and v = 2.8 and solve for m
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