AP Physics Equations Flashcards
1
Q
1st Kinematic Equation
A
V=V₀+at
2
Q
2nd Kinematic Equation
A
X=X₀+V₀t+½at²
3
Q
3rd Kinematic Equation
A
V²=V₀²+2a(X-X₀)
4
Q
Newton’s 2nd Law
A
∑F=Fnet=ma
5
Q
Frictional Force
A
Ffric≤µN
6
Q
Centripetal Force
A
Ac=v²/r
7
Q
Torque
A
T=rFsinθ
8
Q
Momentum
A
p=mv
9
Q
Impulse - Change in Momentun
A
J=F∆t=∆p
10
Q
Kinetic Energy
A
½mv²
11
Q
Potential Energy
A
∆Ug=mgh
12
Q
Work
A
W=F∆r cosθ
13
Q
Power (work)
A
Pavg=W/∆t
14
Q
Power (force)
A
P=Fu cosθ
15
Q
Force (spring)
A
Fs=-kx
16
Q
Potential Energy (spring)
A
Us=½kx²
17
Q
Period (swing)
A
Tp = 2π√(m/k)
18
Q
Period (pendulum)
A
Tp = T=2π√(l/g)
19
Q
Period (wave)
A
T = 1/f
20
Q
Force (gravitational)
A
FG=Gm₁m₂/r²
21
Q
Potential Energy (gravitational)
A
UG=Gm₁m₂/r
