F = ma

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1Average pressure from a falling apple's impact *

2Long-term motion after elastic three-block collisions *

3Long-term motion after inelastic three-block collisions *

4Force on a spacecraft floor during acceleration *

5Comparing angular momenta of orbiting satellites *

6Speed at fixed height versus launch angle *

7Acceleration of a bird from speed and distance *

8Angular acceleration from an angular velocity graph *

9Net angle turned from an angular velocity graph *

10Distance between two apples thrown up and down *

11Work done from an acceleration-position graph *

12Work done hoisting a sidekick up a building *

13Comparing torques on a balanced seesaw *

14Conserved quantities in a bullet-block collision *

15Friction coefficient of a dragged suitcase *

16Oscillation frequency of two masses on a spring *

17Which quantities can be measured in SI units *

18Pendulum period with an obstructing peg *

19Maximum height of a maximum-range throw *

20Final speed after a 2D inelastic collision *

21Gravitational potential energy of a binary star *

22Orbital period of a binary star *

23When spring power delivery is maximum *

24Tipping versus slipping of a block on an incline *

25Angular momentum of two discs stopping each other *

Работа 3

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1Problem A1

2Problem A2

3Problem A3

4Problem A4

5Problem B1

6Problem B2

USAPhO

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1Estimating Fomalhaut's mass from its planet *

2Vertical toss with linear drag *

3Work to insert a slab in a charged capacitor *

4Maximizing power to parallel bulbs *