Physics Reference Table Essay

1226 WordsSep 21, 20155 Pages
P THE UNIVERSITY OF THE STATE OF NEW YORK • THE STATE EDUCATION DEPARTMENT • ALBANY, NY 12234 Reference Tables for Physical Setting/ PHYSICS 2006 Edition List of Physical Constants Name Symbol Value Universal gravitational constant G 6.67 × 10–11 N• m2/kg2 Acceleration due to gravity g 9.81 m/s2 Speed of light in a vacuum c 3.00 × 108 m/s Speed of sound in air at STP 3.31 × 102 m/s Mass of Earth 5.98 × 1024 kg Mass of the Moon 7.35 × 1022 kg Mean radius of Earth 6.37 × 106 m Mean radius of the Moon 1.74 × 106 m Mean distance—Earth to the Moon 3.84 × 108 m Mean distance—Earth to the Sun 1.50 × 1011 m Electrostatic constant k 8.99 × 109 N• m2/C2 1 elementary charge e 1.60 × 10–19 C 1 coulomb (C) 6.25 × 1018 elementary charges 1 electronvolt (eV) 1.60 × 10–19 J Planck’s constant h 6.63 × 10–34 J• s 9.31 × 102 MeV 1 universal mass unit (u) Rest mass of the electron me 9.11 × 10–31 kg Rest mass of the proton mp 1.67 × 10–27 kg Rest mass of the neutron mn 1.67 × 10–27 kg Prefixes for Powers of 10 Prefix tera giga mega kilo deci centi milli micro nano pico Symbol T G M k d c m µ n p Notation 1012 109 106 103 10 –1 10 –2 10 –3 10 –6 10 –9 10 –12 Approximate Coefficients of Friction Rubber on concrete (dry) Rubber on concrete (wet) Kinetic 0.68 0.58 Rubber on asphalt (dry) Rubber on asphalt (wet) 0.67 0.53 Rubber on ice Waxed ski on snow 0.15 0.05 Wood on wood Steel on steel Copper on steel Teflon on Teflon 0.30 0.57 0.36 0.04 Static 0.90 0.85 0.14 0.42 0.74 0.53 The Electromagnetic Spectrum Wavelength in a vacuum (m) 10–13 10–12 10–11 10–10 10–9 10–8 10–7 10–6 10–5 10–4 10–3 X rays 100 101 102 Microwaves Ultraviolet Gamma Rays 10–2 10–1 103 104 Long Radio Waves TV, FM Infrared AM Radio Waves 1021 1020 1019 1018 1017 1016 1015 1014 1013 1012 1011 1010 109 108 107 106 105

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