2 ms·
Three feet per second is 2 MPH, or 3.6 KPH. Elderly humans can walk faster. Meanwhile, I think some flying insects can hit 90 MPH. Actual speed. Scale speed i
by usainBolt 7y ago
Three feet per second is 2 MPH, or 3.6 KPH.
Elderly humans can walk faster.
Meanwhile, I think some flying insects can hit 90 MPH. Actual speed. Scale speed is like Mach 4, above and beyond the SR-71.
- nagyf 7y agoI think what she/he meant is that they are the fastest in body length per second.