What is average speed? / Quelle est la vitesse moyenne ?
Average speed = total distance / total time / Vitesse moyenne = distance totale / temps total
What is average velocity? / Quelle est la vitesse moyenne vectorielle ?
Average velocity = displacement / time / Vitesse moyenne = deplacement / temps
What is acceleration? / Quelle est l acceleration ?
a = Δv / Δt / a = Δv / Δt
What is Newton’s Second Law? / Quelle est la deuxieme loi de Newton ?
F = ma / F = ma
What is momentum? / Quelle est la quantite de mouvement ?
p = mv / p = mv
What is impulse? / Quelle est l impulsion ?
J = FΔt / J = FΔt
What is work? / Quel est le travail ?
W = Fd / W = Fd
What is kinetic energy? / Quelle est l energie cinetique ?
KE = ½mv² / KE = ½mv²
What is gravitational potential energy? / Quelle est l energie potentielle gravitationnelle ?
PE = mgh / PE = mgh
What is mechanical energy? / Quelle est l energie mecanique ?
E = KE + PE / E = KE + PE
What is power? / Quelle est la puissance ?
P = W / t / P = W / t
What is efficiency? / Quelle est l efficacite ?
Efficiency = (Useful Energy Output / Total Energy Input) x 100 / Efficacite = (energie utile / energie totale) x 100
What is mechanical advantage? / Quelle est l avantage mecanique ?
MA = Fout / Fin / MA = Fsortie / Fentree