You may choose up to six variables. Select your first variables from these two dropdown lists: a D e l m f r t q w a (Acceleration) A (Area) B (Magnetic Field Strength) c (Specific Heat) C (Capacitance) d (Distance) e (Efficiency) E (Electric Field Strength) E (Energy) f (Focal Length) f (Frequency) F (Force) h (Planck's constant) h (Height) I (Current) J (Impulse) k (Spring Constant) k (Coulomb's Constant) k (Boltzmann's Constant) K (Kinetic Energy) KA (Average Molecular KE) KE (Kinetic Energy) l (Length) L (Latent Heat of Transformation) m (Mass) M (Magnification) M (Molecular Mass) n (Index of Refraction) n (Number of Moles) p (Momentum) P (Power) P (Pressure) PE (Potential Energy) q (Charge) Q (Heat Transfered) r (Radius) r (Rate) R (Resistance) s (Displacement) t (Time) T (Period) T (Temperature) U (Internal Energy) U (Potential Energy) v (Velocity) vo (Initial Velocity) vf (Final Velocity) vrsm (Root Mean Square Velocity) V (Voltage) V (Volume) W (Work) x (Position) Select your next variables from these two dropdown lists: a D e l m f r t q w a (Acceleration) A (Area) B (Magnetic Field Strength) c (Specific Heat) C (Capacitance) d (Distance) e (Efficiency) f (Focal Length) f (Frequency) F (Force) h (Height) I (Current) J (Impluse) k (Spring Constant) k (Coulomb's Constant) k (Boltzmann's Constant) K (Kinetic Energy) KA (Average Molecular KE) KE (Kinetic Energy) l (Length) L (Latent Heat of Transformation) m (Mass) M (Magnification) M (Molecular Mass) n (Index of Refraction) n (Number of Moles) p (Momentum) p (Pressure) P (Power) PE (Potential Energy) q (Charge) Q (Heat Transfered) r (Radius) r (Rate) R (Resistance) s (Displacement) t (Time) T (Period) T (Temperature) U (Internal Energy) U (Potential Energy) v (Velocity) vo (Initial Velocity) vf (Final Velocity) vrsm (Root Mean Square Velocity) V (Voltage) V (Volume) W (Work) x (Displacement) Select any remaining variables from these two dropdown lists: a D e l m f r t q w a (Acceleration) A (Area) B (Magnetic Field Strength) c (Specific Heat) C (Capacitance) d (Distance) e (Efficiency) f (Focal Length) f (Frequency) F (Force) h (Height) I (Current) J (Impluse) k (Spring Constant) k (Coulomb's Constant) k (Boltzmann's Constant) K (Kinetic Energy) KA (Average Molecular KE) KE (Kinetic Energy) l (Length) L (Latent Heat of Transformation) m (Mass) M (Magnification) M (Molecular Mass) n (Index of Refraction) n (Number of Moles) p (Momentum) p (Pressure) P (Power) PE (Potential Energy) q (Charge) Q (Heat Transfered) r (Radius) r (Rate) R (Resistance) s (Displacement) t (Time) T (Period) T (Temperature) U (Internal Energy) U (Potential Energy) v (Velocity) vo (Initial Velocity) vf (Final Velocity) vrsm (Root Mean Square Velocity) V (Voltage) V (Volume) W (Work) x (Displacement) Here are the variables that you have chosen: