Orders of magnitude (speed)

To help compare different orders of magnitude, the following list describes various speed levels between 10⁻⁹ m/s and 3 &times 10⁸ m/s.

List of Orders of Magnitude for Speed

Decade of Speed [m/s]	Speed of item [m/s]	Speed of item [km/h]	Item
10-9	1.3×10-9	4.68×10-9	Average rate of the Moon receding from the Earth.
	0.3×10-9 to 3×10-9	1×10-9 to 1×10-8	Typical relative speed of continental drift
	3×10-9	1.08×10-8	Hair growth.
10-6	6×10-6	2.16×10-5	Speed of a Snail.
10-3	2.8×10-3	1	1 km/hour
100	1	3.6	1 m/second
	1-1.5	3.6-5.4	Average walking speed.
	10	36	Speed of a sprinter.
	25	90	Speed of a Horse.
	30	108	Typical speed of car (road), Cheetah - fastest of all terrestrial animals, Sailfish - fastest Fish
	36	130	Land speed record for a human powered vehicle
	40	144	Typical speed of a train.
	90	324	Typical speed of a high-speed train, a diving Peregrine Falcon - fastest bird
	130		Speed of a tornado
	161	579.6	Speed of Japanease Maglev in 2003.
	340	1,224	Speed of sound at sea level.
	341.107	1,227.985	Max speed reached by ThrustSSC in 1997.
	428	1,540.8	Max speed of Bell X-1
	603	2,170.8	Speed of Concorde
	975	3,510	Muzzle velocity of M16 rifle.
103
	2000	7,200	Estimated speed of a thermal neutron
	2019	7,268.4	Speed of the North American X-15
	3111	11,199.6	Speed of theX-43
	7500	27,000	Propagation of the explosion in a detonating cord, typical speed of a satellite in low Earth orbit.
	11,082	39,895.2	Speed of Apollo 10 - High speed record for manned vehicle.
	29,800	107,280	Speed of the Earth in orbit around the Sun
	70,220	252,792	Speed of Helios B - Fastest man-made object.
106	1×107	3.6×107	Typical speed of a fast neutron.
	2×108	7.2×108	Speed of a Signal in a cable.
	299,792,458	1,079,252,849	Speed of electromagnetic radiation in vacuum.

External links

• Common Speed Conversions.