AP Physics 1easymcq1 pt
A skydiver falls at terminal velocity. The air drag on her compared with her weight is
A.equal
B.greater
C.less
D.zero
Explanation
Core Concept
Terminal velocity means zero acceleration, so drag equals weight.
Correct Answer
Aequal
More Unit 2: Dynamics practice questions
- hardA 1.0 kg rock and a 10 kg boulder are dropped together on the Moon, where air resistance is absent. The rock's acceleration compared with th…
- easyA 5.0 kg block on a frictionless surface is pulled by two ropes in the same direction with forces 12 N and 8.0 N. Its acceleration is
- hardTwo crates (A = 3.0 kg in front, B = 2.0 kg behind) are pushed in a line by 20 N on B across frictionless ice. The force of A on B is
- easyA child sits in a wagon pulled by a rope. The wagon's inertia is measured by
- hardA 8.0 kg block slides down a 30° incline where μ_k = 0.20 (sin 30° = 0.50, cos 30° = 0.87, g = 10 m/s²). Its acceleration is
Practice more AP Physics 1 questions with full explanations
Practice Unit 2: Dynamics Questions →