I got an air gun and i need to find how fast (m/s) it fires a projectile. If i knew speed (s) the distance when it hits the ground (d) and the weight of projectile (10g) and the angle is horizontal zero degrees (0*) i know earth has a (9.8m/s) gravity pull so what els do i need to know and could you write me a formula to follow? Ty ; )(adsbygoogle = window.adsbygoogle || []).push({});

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# Finding projectile speed

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