A series of everyday and lab scenarios — identify which law applies and calculate the relevant quantities.
Formula Sheet
F = maF₁₂ = −F₂₁a = Δv/ΔtA 5 kg box is pushed with a net force of 20 N. What is its acceleration?
A rocket expels hot gas downward to lift off. Which law explains this?
A car traveling at 60 km/h suddenly has the engine cut. It gradually slows due to friction. Which law describes its tendency to stay moving?
A 2 kg ball decelerates from 10 m/s to 0 in 0.5 s. What braking force acted on it?