Physics Bowl
AAPT National Physics Competition — Problems by Year
About PhysicsBowl
The PhysicsBowl is an annual competition coordinated by the AAPT (American Association of Physics Teachers). Roughly 10,000 students worldwide participate each year. Students answer 40 multiple-choice questions in 45 minutes. Division I covers first-year physics (Q1–40) and Division II covers second-year physics (Q11–50), sharing questions 11–40 in common.
📅 2024 PhysicsBowl
Practice 2024 →...An object moves at constant velocity 12.5 m/s for 5 s. What is the displacement?
...A 12.5 kg block hangs on a rope accelerating upward at 3 m/s². What is the tension? (g = 9.8 m/s²)
...A force of 50 N is applied at 45° above horizontal over 12.5 m. How much work is done?
...A fluid (ρ = 1000 kg/m³) flows through a pipe, speeding up from 4 m/s to 7 m/s. By Bernoulli's equation, what is the pressure drop?
...A 18 V battery with internal resistance 4 Ω drives current through an external 4 Ω resistor. What is the current?
...A gas absorbs 500 J of heat and does 175 J of work on its surroundings. What is the change in internal energy?
📅 2023 PhysicsBowl
Practice 2023 →...What is the weight of a 45 kg object on Earth? (g = 9.8 m/s²)
...A ball is launched at 20 m/s at 52.5° above horizontal. What is the maximum height? (g = 9.8 m/s²)
...A spring (k = 300 N/m) is compressed 0.13 m. What is the stored elastic PE?
...A force of 30 N is applied at 60° to a lever arm of length 1.25 m. What is the torque?
...Resistors 8 Ω and 8 Ω are in parallel; that combination is in series with 8 Ω. What is the total resistance?
...A car horn emits 500 Hz and moves toward a stationary listener at 40 m/s. What frequency is heard? (v_sound = 343 m/s)
📅 2022 PhysicsBowl
Practice 2022 →...A car accelerates from 10 m/s to 35 m/s in 10 s. What is the acceleration?
...A 1.75 kg ball traveling at 12.5 m/s bounces off a wall and returns at 12.5 m/s. What is the magnitude of change in momentum?
...A 5 kg object at 8 m/s collides and sticks to a stationary 5 kg object. What is the final velocity?
...A car rounds a curve of radius 15 m at 15 m/s. What is the centripetal acceleration?
...A satellite orbits at 13.5×10⁶ m from Earth's center. What is its orbital speed? (GM_E = 3.99×10¹⁴ m³/s²)
...How much heat does 0.6 kg of aluminum absorb when heated by 125°C? (c_Al = 900 J/kg·°C)
📅 2021 PhysicsBowl
Practice 2021 →...An object starts at 20 m/s and accelerates at 4 m/s² for 4 s. What distance does it travel?
...Two objects of mass 1250 kg and 1250 kg are 12.5 m apart. What is the gravitational force between them? (G = 6.67×10⁻¹¹ N·m²/kg²)
...Using energy conservation, what is the speed of a mass dropped from 22.5 m just before landing?
...A 1.1 kg mass oscillates on a spring (k = 60 N/m). What is the frequency?
...A 17 V battery connects to 5 Ω and 5 Ω in series. What is the voltage across the 5 Ω resistor?
...A charge 5 μC moves at 300 m/s perpendicular to B = 0.3 T. What is the magnetic force on it?
📅 2020 PhysicsBowl
Practice 2020 →...A car travels 250 m at constant speed in 12.5 s. What is its speed?
...A force of 60 N acts for 1.75 s. What impulse is delivered?
...An engine does 600 J of work in 12.5 s. What is the power?
...A sound wave travels at 300 m/s with frequency 500 Hz. What is the wavelength?
...2 mol of ideal gas at 350 K occupies 60 L. What is the pressure? (R = 8.314 J/mol·K)
📅 2019 PhysicsBowl
Practice 2019 →...A ball rolls off a table 35 m high with horizontal speed 12.5 m/s. How far from the base does it land?
...In an Atwood machine, masses 5.5 kg and 4.5 kg hang over a frictionless pulley. What is the acceleration?
...A wheel spins at 180 rpm. What is its angular velocity in rad/s?
...What is the buoyant force on an object of volume 28 L fully submerged in water? (ρ_water = 1000 kg/m³)
...What is the electric field 0.3 m from a 5 nC point charge? (k = 8.99×10⁹ N·m²/C²)
...How much heat is required to raise 1.25 kg of water by 50°C? (c = 4186 J/kg·°C)
📅 2018 PhysicsBowl
Practice 2018 →...An object is dropped from rest. What is its speed after 3.5 s? (g = 9.8 m/s²)
...A block slides down a 35° frictionless incline. What is the acceleration? (g = 9.8 m/s²)
...A 6 kg ball is released from height 9 m. Using energy conservation, what is its KE just before impact?
...What is the period of a simple pendulum of length 1.75 m? (g = 9.8 m/s²)
...A 4 kg mass at 8 m/s collides elastically with a stationary 4 kg mass. What is the final velocity of the 4 kg mass?
...An ideal gas at 275 K and 2 atm is compressed to 3.5 atm at constant volume. What is the new temperature?
📅 2017 PhysicsBowl
Practice 2017 →...A car's speed increases from 0 to 25 m/s in 6 s. What is the average acceleration?
...A projectile is launched at 25 m/s at 45° above horizontal. What is the range? (g = 9.8 m/s²)
...A 60 kg person stands in an elevator accelerating downward at 3 m/s². What does the scale read?
...What is the gauge pressure at depth 8.5 m in water? (ρ = 1000 kg/m³, g = 9.8 m/s²)
...A source emits 350 Hz. An observer moves toward the source at 25 m/s. What frequency is heard? (v_sound = 343 m/s)
...Two charges 5 μC and 5 μC are 3 m apart. What is the electrostatic force? (k = 8.99×10⁹ N·m²/C²)
...A 12 Ω resistor carries 3 A. What power is dissipated?
📅 2016 PhysicsBowl
Practice 2016 →...A car moves at constant velocity 15 m/s for 8 s. What is the displacement?
...A ball is launched horizontally at 12.5 m/s from a cliff of height 50 m. What is its vertical speed on impact?
...A 12.5 kg block slides on a surface (μₖ = 0.3). What is the friction force?
...A 1.75 kg mass moves in a horizontal circle of radius 3 m at 8 m/s. What is the centripetal force?
...What is the kinetic energy of a 6 kg object moving at 12 m/s?
...A force of 35 N acts perpendicular to an arm of length 1.25 m. What is the torque?
...What is the equivalent resistance of 8 Ω and 8 Ω connected in parallel?
📅 2015 PhysicsBowl
Practice 2015 →...An object starts with velocity 20 m/s and accelerates uniformly at 4 m/s² for 5.5 s. What is its final velocity?
...A stone is dropped from rest at height 42.5 m. How far does it fall in the first 2 s? (g = 9.8 m/s²)
...What net force is required to accelerate a 8.5 kg object at 5 m/s²?
...A 11 kg object is lifted 8.5 m at constant velocity. How much work is done against gravity?
...What is the momentum of a 5.5 kg object moving at 12 m/s?
...A 2.25 kg mass on a spring (k = 60 N/m). What is the period?
...A 16.5 V battery drives current through a 7.5 Ω resistor. What is the current?
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