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 × 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.
|
| 101
| 10
| 36
| Speed of a sprinter.
|
| 5 - 25
|
| Speed of propagation for unmyelinated sensory neurons.
|
| 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.
|
| 102
| 10 - 120
|
| Speed of propagation for mammalian motor neurons.
|
| 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.
|
| 464
| 1,670
| Speed of Earth's rotation at the equator.
|
| 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 the X-43, Earth's escape velocity
|
| 7500
| 27,000
| Propagation of the explosion in a detonating cord, typical speed of a satellite in low Earth orbit.
|
| 104
| 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.
|
| Faster
| 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
Last updated: 05-07-2005 10:31:52
Last updated: 01-04-2007 01:18:57
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