Editing Projectile (section)

==Typical projectile speeds==
{{disputed section|date=December 2018}}
{{See also|Orders of magnitude (speed)|Muzzle velocity}}
<!--the 1m fall is incorrect... it'll be moving 9.8m/s after moving 4.905meters.. not 1-->
<!--i changed the 1m fall  v=g*t with t=sqrt(2s/g) -->
{|class="wikitable"
!rowspan=2 | Projectile
!colspan=4 | [[Speed]]
!rowspan=2 | [[Specific kinetic energy]] (J/kg)
|-
!(m/s) !! (km/h) !! (ft/s) !! (mph)
|-
|Object falling 1 m (in vacuum, at Earth's surface) || 4.43 || 15.948 || 14.5 || 9.9 ||9.8
|-
|Object falling 10 m (in vacuum, at Earth's surface) || 14 || 50.4 || 46 || 31 ||98
|-
|Thrown [[club (weapon)|club]] (expert thrower) || 40 || 144 || 130 || 90 || 800
|-
|Object falling 100 m (in vacuum, at Earth's surface) || 45 || 162 || 150 || 100 ||980
|-
|Refined (flexible) [[atlatl]] dart (expert thrower) || 45 || 162 || 150 || 100 || 1,000
|-
|Ice hockey puck ([[slapshot]], professional player)  || 50 || 180 || 165 || 110 || 1,300
|-
|80-lb-draw pistol [[crossbow]] bolt || 58 || 208.8 || 190 || 130 || 1,700
|-
|[[Arrow|War arrow]] shot from a 150&nbsp;lbs [[English longbow|medieval warbow]] || 63 || 228.2 || 208 || 141 || 2,000
|-
|[[Blunt Impact Projectile]] shot from a 40mm [[grenade launcher]] || 87 || 313.2 || 285 || 194.6 || 3,785
|-
|[[Paintball]] fired from marker || 91 || 327.6 || 300 || 204 || 4,100
|-
|175-lb-draw [[crossbow]] bolt || 97 || 349.2 || 320 || 217 || 4,700
|-
| 6&nbsp;mm [[Airsoft pellet]] || 100 || 360 || 328 || 224 || 5,000
|-
|[[Air Rifle]] BB 4.5&nbsp;mm || 150 || 540 || 492 || 336 || 11,000
|-
|[[Air gun]] pellet .177" (magnum-power air rifle) || 305 || 878.4 || 1,000 || 545 || 29,800
|-
|[[9×19mm Parabellum|9×19mm]] (bullet of a [[pistol]]) || 340 || 1224 || 1,116 || 761 || 58,000
|-
|[[.50 BMG|12.7×99 mm]] (bullet of a heavy [[machine gun]]) || 800 || 2,880 || 2,625 || 1,790 || 320,000
|-
|German Tiger I [[8.8 cm KwK 36|88 mm]] (tank shell- Pzgr. 39 APCBCHE) || 810 || 2,899 || 2,657 || 1,812 || 328,050
|-
|[[5.56×45mm NATO|5.56×45mm]] (standard round used in many modern rifles) || 920 || 3,312 || 3,018 || 2,058 || 470,000
|-
|[[20×102mm]] (standard US cannon round used in fighter cannons) || 1,039 || 3,741 || 3,410 || 2,325 || 540,000
|-
|25×140mm ([[Kinetic energy penetrator|APFSDS]], [[tank]] penetrator) || 1,700 || 6,120 || 5,577 || 3,803 || 1,400,000
|-
|2&nbsp;kg tungsten Slug (from Experimental [[Railgun]]) || 3,000 || 10,800 || 9,843 || 6,711  || 4,500,000
|-
|[[Medium-range ballistic missile|MRBM]] [[reentry vehicle]] || Up to 4,000 || Up to 14,000  || Up to 13,000 || Up to 9,000 || Up to 8,000,000
|-
|projectile of a [[light-gas gun]] || Up to 7,000 || Up to 25,000  || Up to 23,000 || Up to 16,000 || Up to 24,000,000
|-
|Satellite in [[low Earth orbit]] || 8,000 || 29,000  || 26,000 || 19,000 || 32,000,000
|-
|[[Exoatmospheric Kill Vehicle]] || ~10,000 || ~36,000  || ~33,000 || ~22,000 || ~50,000,000
|-
|Projectile (e.g., [[space debris]]) and target both in [[low Earth orbit]] || 0–16,000 || ~58,000  || ~53,000 || ~36,000 || ~130,000,000
|-
|7 [[Tera-|T]][[Electronvolt|eV]] [[particle]] in [[Large Hadron Collider|LHC]]<ref>{{cite web |title=Facts and figures |url=http://public-archive.web.cern.ch/public-archive/en/lhc/Facts-en.html |website=European Organization for Nuclear Research |publisher=[[CERN]] |access-date=2018-07-02 |archive-url=https://archive.today/20180702083613/http://public-archive.web.cern.ch/public-archive/en/lhc/Facts-en.html |archive-date=2018-07-02 |date=2008}}</ref> || 299,792,455 <ref group="note">Approximate equivalent of 99,9999991% [[speed of light|c]].</ref> || 1,079,252,839 || 983571079 || 670,616,536 || ~6.7 × 10<sup>20</sup> <ref group="note">In relation to the rest mass of [[proton]].</ref>
|}