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Physical Science-Formulas
Formulas i need to know to test out of physical science
31
Science
9th Grade
05/18/2013
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Term
Density Equation
 Definition
D=m/V
Term
Pressure Equation
 Definition
p=f/a
Term
Pascal's Principle
 Definition
p1=p2
Term
Boyle's Law
 Definition
P1V1=P2V2
Term
Synthesis Reaction
 Definition
A+B→AB
Term
Decomposition Reaction
 Definition
AB=A+B
Term
Electrolysis
 Definition
2H2O→2H2+O2
Term
Single-Displacement Reaction
 Definition
AX+B→BX+A
Term
Double-Displacement Reaction
 Definition
AX+BY→BX+AY
Term
Mass-Energy Equation
 Definition
E=mc2
Term
Velocity Equation
 Definition
v=d/t
Term
Acceleration Equation (straight-line motion)
 Definition
a=Δv/t
Term
Newton's Second Law
 Definition
F=ma
Term
Universal Gravitation Equation
 Definition
F= G(m1m2/d2)
Term
Momentum Equation
 Definition
p=mv
Term
Work Equation
 Definition
W=F x d
Term
Power Equation
 Definition
P=W/t
Term
Mechanical Advantage Equation
 Definition

mechanical advantage=output force/input force

ma=input distance/output distance
Term
Gravitational Potential Energy Equation
 Definition
PE=mgh
Term
Kinetic Energy Equation
 Definition
KE=½mv2
Term
Free-Fall Acceleration
 Definition
g=9.8 m/s2
Term
Efficiency Equation
 Definition
efficiency=useful work output/work output
Term
Celsius to Fahrenheit Conversion
 Definition
TF= 1.8t + 32.0
Term
Fahrenheit to Celsius conversions
 Definition
t=(TF-32.0)/1.8
Term
Celsius-Kelvin Conversion Equation
 Definition
T= t + 273
Term
Specific Heat Equation
 Definition
energy=cmΔt
Term
Frequency-Period Equation
 Definition

f=1/T

 
Term
Wave Speed Equation
 Definition
v=f Λ
Term
Resistance Equation
 Definition
R=V/I
Term
Electric Power Equation
 Definition
P=IV
Term
Power Lost By A Resistor
 Definition
P=I2R=V2/R
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