Question
A fly with a mass of 0.0025 kg flies at a rate of 20.0 m/s. What is the kinetic energy of the fly?
0.050 J
0.025 J
0.50 J
1.0 J
0.050 J
0.025 J
0.50 J
1.0 J
Answers
Henry
KE = 0.5mV^2 = 0.5 * 0.0025 * (20)^2 =
0.5 Joules.
0.5 Joules.