Forces & Friction Ramp — iLearnSTEM Labs

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Ontario Curriculum · Grades 9–12Beta

Forces & Friction Rampθ = 25°

2.0 kgSurface μ_s 0.5 / μ_k 0.3a 0.00 m/s²

F_g (gravity)19.6 N

N (normal)17.8 N

f_s (static)8.3 N

F_net0.0 N

Ready — this setup will stick when released (tan θ ≤ μ_s)

Physics Lab 02 · Forces & Friction Ramp — grid squares = 1 m · drag to orbit, scroll to zoom

Ramp setup

Incline angle θ25°

Block mass2.0 kg

Surface pair

μ_s = 0.5 (static) · μ_k = 0.3 (kinetic). The block slips when tan θ > μ_s.

Free-body diagram

Force vectors

Show mg components

Arrow length is proportional to force. Gravity (red) splits into the grey components: mg·sin θ down the ramp, mg·cos θ into it — balanced by the normal force (blue).