Science Calculators
Physics, chemistry and biology calculators with the equations, units and assumptions spelled out. They are useful for coursework, lab write-ups and checking answers by hand.
- Exponential Decay CalculatorAmount remaining or time needed for exponential decay, from a percent rate, decay constant or half-life.
- G-Force CalculatorG-force from acceleration, a change in speed over time, or a turn's speed and radius, in g, m/s² and ft/s².
- Dihybrid Cross CalculatorGametes, a 4×4 Punnett square and genotype and phenotype ratios for any two-gene cross.
Other categories
- Math CalculatorsPercentages, regression, complex numbers, means, geometry and an everyday basic calculator.
- Finance CalculatorsDividend reinvestment, car out-the-door prices and credit card points vs. cash.
- Home & Construction CalculatorsEstimate bricks, tile grout and drop ceiling materials before you buy.
- Date & Time CalculatorsCourt and legal deadlines with federal holidays, and cattle calving dates.
- Everyday & Hobby CalculatorsLinux file permissions, Minecraft Nether coordinates and barbell plate loading.