Science Calculators
Scientific calculators for physics, chemistry, and biology
79 calculators available now
Density Calculator
Calculate density, mass, or volume (with unit conversions)
Weight Calculator
Calculate weight on different planets based on gravity
Heat Index Calculator
Calculate the feels like temperature based on humidity
Dew Point Calculator
Calculate dew point, humidity, or temperature
Wind Chill Calculator
Calculate the feels like temperature based on wind speed
Mass Calculator
Calculate mass from density and volume with unit conversion
Half Life Calculator
Calculate radioactive decay and half-life
Force Calculator
Calculate force using Newtons second law F=ma
Velocity Calculator
Calculate velocity from distance and time
Acceleration Calculator
Calculate acceleration from velocity change
Work Calculator
Calculate work done by force W=Fd
Power Calculator
Calculate mechanical power
Kinetic Energy Calculator
Calculate kinetic energy KE=ยฝmvยฒ
Potential Energy Calculator
Calculate gravitational potential energy PE=mgh
Momentum Calculator
Calculate momentum p=mv
Frequency Calculator
Calculate frequency from period
Wavelength Calculator
Calculate wavelength from frequency
Ohms Law Calculator
Calculate voltage, current, resistance V=IR
Watt Calculator
Calculate electrical power P=VI
Projectile Motion Calculator
Calculate trajectory, range, and flight time
Circular Motion Calculator
Calculate centripetal force and acceleration
Free Fall Calculator
Calculate free fall motion under gravity
Spring Constant Calculator
Calculate spring constant using Hookes Law
Doppler Effect Calculator
Calculate frequency shift due to motion
Heat Transfer Calculator
Calculate heat transfer Q=mcฮT
Torque Calculator
Calculate torque ฯ=rรF
Electric Field Calculator
Calculate electric field strength E=F/q
Resistor Calculator
Calculate series and parallel resistance
Capacitor Calculator
Calculate capacitance and charge
Inductor Calculator
Calculate inductance and energy
Voltage Divider Calculator
Calculate output voltage in divider circuits
Current Divider Calculator
Calculate current distribution in parallel
RC Time Constant Calculator
Calculate RC circuit time constant ฯ=RC
RL Circuit Calculator
Calculate RL circuit parameters
RLC Circuit Calculator
Calculate RLC resonance frequency
Decibel Calculator
Convert between dB and power/voltage
Sound Wave Calculator
Calculate sound wavelength and speed
Light Speed Calculator
Calculate light speed and frequency
Gravitational Force Calculator
Calculate gravitational force F=Gmโmโ/rยฒ
Magnetic Field Calculator
Calculate magnetic field strength
Capacitance Calculator
Calculate capacitance from geometry
Transformer Calculator
Calculate transformer turns ratio
Battery Life Calculator
Calculate battery runtime and life
LED Resistor Calculator
Calculate current limiting resistor for LEDs
Solar Cell Calculator
Calculate solar cell efficiency and power
Op Amp Calculator
Calculate operational amplifier circuits
Filter Calculator
Calculate filter cutoff frequency
Voltage Drop Calculator
Calculate voltage drop in electrical circuits
E=mcยฒ Calculator
Calculate mass-energy equivalence (Einstein equation)
Displacement Calculator
Calculate displacement using kinematic equations
Impulse Calculator
Calculate impulse, force, or time interval (J=Ft)
Impulse-Momentum Calculator
Solve for force, time, mass, or velocity change
Elastic Potential Energy Calculator
Calculate stored energy in a spring (U=ยฝkฮxยฒ)
Friction Calculator
Calculate friction force or coefficient (f=ฮผN)
Pressure Calculator
Calculate pressure from force and area (P=F/A)
Average Velocity Calculator
Find average velocity for constant acceleration
Kinematic Equations Solver
Solve SUVAT variables for constant acceleration
Animal Mortality Rate Calculator
Calculate and evaluate mortality or death rate on a farm with benchmarks
Basal Area Calculator
Calculate basal area of a tree or forest stand density for forestry measurements
Annealing Temperature Calculator
Calculate optimal annealing temperature for PCR primers based on sequence
Allele Frequency Calculator
Calculate allele frequencies using Hardy-Weinberg equation from genotypes or disease prevalence
Generation Time Calculator
Calculate bacterial generation time and simulate population growth for microbiology
Cell Dilution Calculator
Calculate volumes for cell suspension dilutions using C1V1=C2V2
Cell Doubling Time Calculator
Calculate cell culture growth rate and doubling time
Dihybrid Cross Calculator
Calculate genetic outcomes for two traits using Punnett square
DNA Concentration Calculator
Calculate nucleic acid concentration from A260 absorbance
DNA Copy Number Calculator
Calculate number of DNA molecules from mass and length
DNA to mRNA Converter
Transcribe DNA coding sequences into mRNA transcripts
Crickets Chirping Thermometer
Estimate outdoor temperature by counting cricket chirps
Daily Light Integral (DLI) Calculator
Calculate total daily accumulation of PAR light for plants
Ligation Calculator
Calculate insert to vector ratio for DNA ligation
Grain Conversion Calculator
Convert between bushels, pounds, and kilograms for grain
MLVSS Calculator
Calculate mixed liquor volatile suspended solids in wastewater
Log Reduction Calculator
Calculate microbe reduction in log scale for disinfection
Plant Population Calculator
Calculate plant population and spacing for crops
Protein Concentration Calculator
Calculate protein concentration from absorbance at 280nm
Protein Molecular Weight Calculator
Calculate protein molecular weight from amino acid sequence
Punnett Square Calculator
Predict genotype and phenotype ratios from genetics
qPCR Efficiency Calculator
Calculate PCR efficiency from standard curve slope