Term
Horizontal Distance Formula 

Definition


Term
In kinematics, Final Velocity Equals....? 

Definition


Term
Distance equals .....? (but only when there is a constant acceleration) 

Definition
d = ½ (V _{f } + V _{i} )t 


Term
In kinematics, V _{f} ² equals....? 

Definition


Term
In kinematics, D equals....? 

Definition


Term

Definition
F _{s = k } _{▲x} K = Spring constant (N/m) X = Compression/ Elongation or Change in length from equilibrium 


Term
The amount of energy stored in a spring equals _____? 

Definition
The amount of work done to compress the spring ½ kx^{2} = U_{spring}



Term

Definition


Term

Definition
PE = mgh m = mass g = grav. acceleration h = height of object above ground 


Term
Conservation of Energy Formula (Kinetic and Potential energy) 

Definition
E_{total }= KE + PE or KE _{initial} + PE _{initial} = KE _{final} + PE _{final } 


Term

Definition
W = ▲ E E = energy or W = Fd cos θ 


Term
Conservation of momentum Formula 

Definition
M_{a} V_{a} + M_{b} V_{b} = M_{a} V_{a} ' + M_{b} V_{b} ' M = mass V = Velocity 


Term
Perfectly Inelastic Collision Formula 

Definition
V' _{a} = V' _{b} = V' M_{a} V_{a} + M_{b} V_{b} = (M_{a} + M_{b})V' 


Term

Definition
J = F ▲T = ▲ P or F ▲ T = M ▲ V_{} _{} J = Impulse F = Force T = time P = Momentum M = Mass V = Velocity 


Term
Universal Law of Gravitation 

Definition
F = G (M_{1} M_{2} / r^{2}) F= grav force of attraction btwn 2 bodies G = Grav. Constant (6.67 x 10 ^{11} Nm^{2} / kg^{2}) m_{1 }= mass of one gravitatonal body m_{2 }= mass of other grav body r= distance btwn centers of the two bodies 


Term

Definition
T_{1}^{2}/ T_{2}^{2} = r_{1}^{3 }/ r_{2}^{3} T = period of a planet r= average distance Note: in order ot use this the two objects must be orbiting the same object =O 


Term
Orbital Period of a Planet 

Definition
T = (2 pi r) / v T = orbitial period of a planet V = average velocity of said planet r = the avg. distance btwn the planet and the central grav. body 


Term

Definition
F_{c} = mv^{2 }/ r Fc = F_{net} for object in circular motion 


Term
Velocity on a banked curve 

Definition
V = square root (rg tan θ) θ = angle the bank makes with the ground 


Term

Definition
Torque = Fr sin θ r = distance from pivot point to where the force is being applied θ = angle btwn the force vector and radius vector 

