The following list shows different orders of magnitude of force.
Since weight under gravity is a force, several of these examples refer to the weight of various objects. Unless otherwise stated, these are weights under average Earth gravity at sea level.
Below 1 N
Factor (N)ValueItem10 Gravitational attraction of the proton and the electron in hydrogen atomHugh D. Young, University Physics 4th Ed, 1992, Addison-Wesley Publishing Co, Inc.10quectonewton (qN) 8.9 qN Weight of an electron10 16 rN Weight of a hydrogen atom10yoctonewton (yN)5 yN Force necessary to synchronize the motion of a single trapped ion with an external signal measured in a 2010 experiment10170 yN Force measured in a 2010 experiment by perturbing 60 beryllium-9 ions10attonewton (aN)1030 aNSmallest force of gravity measured10femtonewton (fN) 10 ~10 fN Brownian motion force on an E. coli bacterium averaged over 1 second ~10 fN Weight of an E. coli bacteriumCalculated: weight = mass * g = 1e-15 kg * 9.81 m/s^2 = 1e-14 N10 ~100 fN Force to stretch double-stranded DNA to 50% relative extension10piconewton (pN) ~4 pN Force to break a hydrogen bond ~5 pN Maximum force of a molecular motor10 10 ~160 pN Force to break a typical noncovalent bond10nanonewton (nN) ~1.6 nN Force to break a typical covalent bond10 ~82 nN Force on an electron in a hydrogen atom10 ~200 nN Force between two 1 meter long conductors, 1 meter apart by an outdated definition of one ampere10micronewton (μN)1–150 μN Output of FEEP ion thrusters used in NASA's Laser Interferometer Space Antenna10 10millinewton (mN)2-4 mN1019-92 mN Thrust of the NSTAR ion engine tested on NASA's space probe Deep Space 110
1 N and above
MagnitudeValueItem1 N1.4 N The weight of a smartphone2.5 N Typical thrust of a Dual-Stage 4-Grid ion thruster.9.8 N One kilogram-force, nominal weight of a object at sea level on Earth10 N50 NAverage force to break the shell of a chicken egg from a young hen10 N720 N Average force of human bite, measured at molarsHouston T E, Bite Force and Bite Pressure: Comparisons of Humans and Dogs, 2003 10 Nkilonewton (kN)5 kN The force applied by the engine of a small car during peak acceleration 8 kN The maximum force achieved by weight lifters during a 'clean and jerk' liftThe Human Machine By R. McNeill Alexander, Mark Iley, Sally Alexander (During the clean part)9 kN The bite force of one adult American alligator 9452 N10 N16.5 kN The bite force of a saltwater crocodile18 kN The estimated bite force of a adult great white shark25 kN Approximate force applied by the motors of a Tesla Model S during maximal accelerationCalculated from maximum acceleration of 1.22 g and kerb mass of .25.5 to 34.5 kN The estimated bite force of a large adult saltwater crocodile10 N100 kN The average force applied by seatbelt and airbag to a restrained passenger in a car which hits a stationary barrier at 100 km/hLawrence Weinstein and John A. Adams, Guesstimation, 2008, Section 6.3.1569 kN Maximum thrust of a large turbofan engine (General Electric GE90)890 kN Maximum pulling force (tractive effort) of a single large diesel-electric locomotive10 Nmeganewton (MN)1.8 MN Thrust of Space Shuttle Main Engine at lift-offCalculated: 418000 lbf * 4.45 N/lbf * (104% launch power level / 109%) = 1.77e6 N.1.9 MN Weight of the largest blue whale10 N35 MN Thrust of Saturn V rocket at lift-off10 N570 MN Simplistic estimate of force of sunlight on Earth1.63 × 10−14 × gravitational attraction between Earth and Sun, assuming total absorption of sunlight Sunlight Exerts Pressure, NASA Glenn LTP Math & Science Resources10 Ngiganewton (GN)8.99 GNForce between two charges of 1 coulomb placed 1 meter apart10 N200 EN Gravitational attraction between Earth and Moon10 N35 ZN Gravitational attraction between Earth and SunNASA.gov10 N~810 RN Gravitational attraction between our galaxy and Andromeda GalaxyCalculated from known masses (1.15 and 1.5 M☉) at a distance of 2.5 Mly.10 NPlanck force
Notes
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