| Quantity | Name of one unit | Symbol | % Correct |
|---|---|---|---|
| force | newton | N | 84%
|
| displacement | metre | m | 83%
|
| mass | kilogram | kg | 72%
|
| work done | joule | J | 68%
|
| energy | joule | J | 68%
|
| pressure | pascal | Pa | 64%
|
| p.d. | volt | V | 60%
|
| e.m.f. | volt | V | 60%
|
| power | watt | W | 59%
|
| current | ampere | A | 58%
|
| frequency | hertz | Hz | 57%
|
| resistance | ohm | 57%
| |
| time | second | s | 57%
|
| time constant | second | s | 57%
|
| moment | newton metre | Nm | 54%
|
| velocity | metre per second | ms^-1 | 53%
|
| charge | coulomb | C | 52%
|
| angular displacement | radian | rad | 47%
|
| capacitance | farad | F | 40%
|
| magnetic flux density | tesla | T | 35%
|
| Planck's constant, h | joule second | Js | 31%
|
| magnetic flux | weber | Wb | 31%
|
| spring constant | newton per metre | Nm^-1 | 24%
|
| temperature (from absolute zero) | degree kelvin | K | 21%
|
| area | square metre | m^2 | 21%
|
| angular velocity | radian per second | rads^-1 | 18%
|
| temperature (from freezing point of water) | degree celcius | C | 11%
|
| acceleration | metre per square second | ms^-2 | 10%
|
| gravitational field strength | metre per square second | ms^-2 | 10%
|
| electric field strength | newton per coulomb | NC^-1 | 10%
|
| volume | cube metre | m^3 | 9%
|
| density | kilogram per cube metre | kgm^-3 | 7%
|
| impulse | kilogram metres per second | kgms^-1 | 4%
|
| momentum | kilogram metres per second | kgms^-1 | 4%
|
| gravitational constant, G | newton square metre per square kilogram | Nm^2kg^-2 | 4%
|
| heat capacity | joule per degree celcius | JC^-1 | 2%
|
| resistivity | ohm metre | 2%
| |
| permittivity | square coulomb per newton square metre | C^2N^-1m^-2 | 2%
|
| number density | per cube metre | m^-3 | 1%
|