Ferns spread spores instead of seeds, and some ferns eject the spores at surprisingly high speeds One species accelerates 1 4 g spores to a 4 5 m s ejection speed in a time of 1 0 ms What impulse is provided to the spores What is the average force on a spore ...

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Ferns spread spores instead of seeds, and some ferns eject the spores at surprisingly high speeds. One

Question:

Ferns spread spores instead of seeds, and some ferns eject the spores at surprisingly high speeds. One species accelerates 1.4 μg spores to a 4.5 m/s ejection speed in a time of 1.0 ms. What impulse is provided to the spores? What is the average force on a spore?

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