900 J
Explanation:
KE = 1/2 mv²
m = mass
v = velocity
m = 0.02 kg
v = 300 m/s
KE = 1/2 (0.02kg) (300m/s)²
KE = 1/2 (0.02kg) (90 000 m²/s²)
KE = 900 kg m²/s²
KE = 900 J
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900 J
Explanation:
KE = 1/2 mv²
m = mass
v = velocity
m = 0.02 kg
v = 300 m/s
KE = 1/2 (0.02kg) (300m/s)²
KE = 1/2 (0.02kg) (90 000 m²/s²)
KE = 900 kg m²/s²
KE = 900 J