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•1 if a saturn v rocket with an apollo spacecraft attached had a combined mass of 2.9 × 105 kg and reached a speed of 11.2 km/s, how much kinetic energy would it then have?
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•1 if a saturn v rocket with an apollo spacecraft attached had a combined mass of 2.9 × 105 kg and reached a speed of 11.2 km/s, how much kinetic energy would it then have?

User Eric Walter
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Kinetic energy = 1/2 (mass) (speed)²

Kinetic energy = (1/2) (2.9 x 10⁵ kg) (1.12 x 10⁴ m/s)²

= (0.5 x 2.9 x (1.12)² x 10¹³) kg-m²/s²

= 1.82 x 10¹³ Joules

atsanawfullotta joules !
User Pattermeister
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