Possible Independent & Dependent Variables

- absolute humidity (grams water vapor/liter of air)
- acceleration (meters/second2)
- acidity (pH)
- altitude (meters)
- angle (degrees, percent slope)
- appearance (color, size, shape, texture)
- area (meters2, acres, hectares)
- buoyancy (newtons)
- color (wavelength, identifiable color)
- concentration (molarity, molality, normality, pH)
- conductivity (siemens, mho)
- convection (direction of heat flow, watts/m2)
- crystal shape (isometric, tetragonal, hexagonal, orthorhombic)
- density (g/cm3, kg/L)
- dew point (degrees Celsius, degrees Fahrenheit, Kelvin)
- dissolved oxygen (ppm, milligrams of gas per liter of water)
- distance (meters, kilometers)
- efficiency (percent)
- electrical capacitance (farads)
- electrical current (milliamps, amps AC, amps DC)
- electrical potential (millivolts, volts)
- electrical resistance (milliohms, ohms)
- energy (calories, joules, killojoules, killowatt-hours)
- flow rate (milliliters per minute)
- focal length (millimeters, meters)
- force (newtons)
- frequency (hertz)
- friction (netwons)
- gas concentration (ppm, molar)
- hardness (Mohs rating)
- heat (calories, Calories, joules)
- heat capacity (calories/degree Celsius, joules/Kelvin)
- heat flux (watts/m²)
- heat transfer (watts)
- inductance (henries)
- ion concentration (molar)
- light quality (incandescent, fluorescent, sunlight)
- luminous flux (lumens)
- luminous intensity (candela)
- magnetic field strength (newtons / amp·meter)
- magnetic flux (webers)
- mass (grams, kilograms)
- moment of inertia (kilogram·meters2)
- power (watts, kilowatts)
- pressure (pascals, PSI, mm Hg, torr, bar, millibar)
- purity (percent)
- quantity (count, moles)
- radiation (becquerel/seconds, curies/second, millirems)
- relative humidity (percent)
- solubility (molar)
- sound intensity (decibel)
- specific heat (calories/gram degree Celsius)
- surface area (meters2)
- surface area/volume ratio (meters-1)
- surface tension (millinewtons per meter)
- temperature (Kelvin, degrees Celsius, degrees Fahrenheit)
- time (seconds, minutes, hours, days, weeks, years)
- turbidity (newton-second per coulomb-meter)
- velocity (meters/second, kilometers/hour)
- viscosity (poise)
- volume (cubic centimeter, liter, milliliter, cubic meter)
- wavelength (nanometers, millimeters, meters)
- wind speed (meters/second)
- work (joules)
- yield (grams)