AS1 physics equations

Moment

Force x Distance

Av speed

Total distance/total time

Momentum and give unit

P= mass x velocity

(Kgms^-1)

Conservation of momentum

Pi=Pf

Impulse(all variants and units)

I=ft=m(v-u)

Kgms^-1

Work done(all variants)

W=fd=1/2mv²-1/2mu²(change in kinetic energy)

Power(energy topic)

P= Work done/time taken= Force x Velocity

Charge

Q=It

E.M.F

E=electrical energy(W)/Charge(Q) (W=QE)

Power(electricity topic)

P=IV=I²R=V²/R

Resistivity

R=ρl/A

Internal resistance

E=I(R+r)=V+Ir

Potential divider

Vout=Vin(R1/R1+R2)