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QUESTION
A flea has a mass of 4.910^7 kg. When a flea jumps, its rear legs act like catapults, accelerating it at 2400 m/s^2.
A flea has a mass of 4.9×10^7 kg. When a flea jumps, its rear legs act like catapults, accelerating it at 2400 m/s^2. What force do the flea's legs have to exert on the ground for a flea to accelerate at this rate?(The answer should end up to be 1.2x10^3 N).
Answer to 7597232 A flea has a mass of 4.9×10^-7 kg. When a flea jumps, its rear legs act like catapults,accelerating it at 2400 m/s^2. What force do the flea's legs have to exert on the ground...