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Question Sets

Untimed practice sets. Take one here, or find them embedded right inside a course's concepts.

Pick a subject to see its topics.

Exam:
60 sets
High School (11–12)Laws of ThermodynamicsA-LevelAPBoard ExamIB
Work and the First Law: Concept Check

Ten questions on heat, work and the first law: signs of heat and work, a piston, a gas's internal energy, a cycle on a pressure-volume graph, Joule's paddle wheel and a free expansion. Every answer has a worked solution that names the usual slip.

StemPy LabStemPy Lab
10 questions
High School (11–12)Entropy, Gibbs Energy and SpontaneityA-LevelAPBoard ExamIB
Entropy, Gibbs Energy and Spontaneity: Practice Questions New

Ten questions on entropy, Gibbs energy and spontaneity. Untimed.

StemPy LabStemPy Lab
10 questions
High School (11–12)Compound and Multiple AnglesTrigonometric IdentitiesBoard ExamA-LevelIBAP
Sum and Difference Formulae: Practice Questions New

Ten questions on the compound angle, multiple angle and sum-to-product formulae. Untimed.

StemPy LabStemPy Lab
10 questions
High School (9–10)GeneralTransport Across the Cell MembraneBoard ExamA-LevelAPIB
Diffusion and Osmosis: Test Yourself

Ten questions on diffusion, osmosis, turgor and plasmolysis, and active transport. One asks you to find a mistake. Every answer has a worked solution that names the usual slip.

StemPy LabStemPy Lab
10 questions
Middle Stage (6–8)High School (9–10)High School (11–12)UndergraduateGeneralSpread of DataAPIB
Spread: Concept Check

Ten questions on the range, the interquartile range, the variance and the standard deviation, and on what happens to them when every value changes. One reads a box plot. Every answer has a worked solution that names the usual slip.

StemPy LabStemPy Lab
10 questions
High School (11–12)Calorimetry and Change of StateBoard ExamA-LevelAPIB
Specific Heat and Calorimetry: Review Questions

Ten questions on heat: warming water, mixing, a copper block in water, melting ice, steam burns, a kettle, a calorimeter and ice in a drink. Every answer has a worked solution that names the usual slip.

StemPy LabStemPy Lab
10 questions
High School (11–12)Enthalpy and Hess's LawBoard ExamA-LevelIBAP
Enthalpy and Hess's Law: Concept Check New

Ten questions on enthalpy, calorimetry and Hess's law. Untimed.

StemPy LabStemPy Lab
10 questions
High School (11–12)Trigonometric Functions and GraphsBoard ExamAPA-LevelIB
Trigonometric Functions: Concept Check New

Ten questions on the unit circle, signs, values, periods and graphs. Untimed.

StemPy LabStemPy Lab
10 questions
High School (11–12)Fluid Flow, Bernoulli's Principle and ViscosityAPBoard Exam
Fluid Flow: Review Questions

Ten questions on moving fluids: a narrowing pipe, a hose and a tap, Bernoulli's equation, a jet from a tank, a Venturi meter and the lift on a wing. Every answer has a worked solution that names the usual slip.

StemPy LabStemPy Lab
10 questions
High School (11–12)Shapes of Molecules and HybridisationBoard ExamA-LevelAPIB
Shapes of Molecules: Concept Check New

Ten questions on VSEPR, sigma and pi bonds and hybridisation. Untimed.

StemPy LabStemPy Lab
10 questions
High School (11–12)Functions as Models of DataBoard ExamAPIB
Combining and Reversing Functions: Concept Check

Ten questions on composition, one-one and onto functions, inverses and simple models. One asks you to choose a graph. Every answer has a worked solution that names the usual slip.

StemPy LabStemPy Lab
10 questions
High School (11–12)Pressure and FluidsBoard ExamAPA-Level
Pressure and Buoyancy: Review Questions

Ten questions on pressure and floating: a swimming pool, a garage lift, a diver, a water barometer, three vessels of different shapes, a stone under water, an iceberg and a ship that sails into the sea. Every answer has a worked solution that names the usual slip.

StemPy LabStemPy Lab
10 questions
High School (11–12)Lewis Structures and Ionic BondsShapes of Molecules and HybridisationBoard ExamIBAP
Ionic and Covalent Bonds: Test Yourself New

Ten questions on Lewis structures, ionic bonds and bond parameters. Untimed.

StemPy LabStemPy Lab
10 questions
High School (11–12)Graphs of FunctionsBoard ExamA-LevelIBAP
Graphs and Special Functions: Test Yourself

Ten questions on graphs, the modulus and greatest-integer functions, shifts and stretches, and even and odd functions. One asks you to choose a graph. Every answer has a worked solution that names the usual slip.

StemPy LabStemPy Lab
10 questions
High School (11–12)GravitationCircular MotionA-LevelBoard ExamIBAP
Satellites: Review Questions

Ten questions on satellites: orbital speeds and periods, the energy of an orbit, geostationary satellites, weightlessness and a scale in a lift. Every answer has a worked solution that names the usual slip.

StemPy LabStemPy Lab
10 questions
High School (9–10)GeneralThe Mole ConceptBoard ExamA-LevelAPIB
The Mole: Warm-Up Questions

Ten questions on molecular mass, formula unit mass, the mole and the Avogadro constant, and the mass of one molecule. Every answer has a worked solution that names the usual slip.

StemPy LabStemPy Lab
10 questions
High School (11–12)GravitationWork, Energy and PowerBoard ExamA-LevelAPIB
Potential and Escape Speed: Review Questions

Ten questions on field, potential and escape: field strength, a satellite's energy, lifting a payload, a hollow sphere, escape speeds, and a probe fired straight up. Every answer has a worked solution that names the usual slip.

StemPy LabStemPy Lab
10 questions
High School (11–12)GravitationAPBoard ExamIBA-Level
Kepler and Gravitation: Review Questions

Ten questions on Kepler's laws and gravity: a long year, a comet's orbit, two students, a probe above the Earth, a deep mine, a graph of g to choose, weighing the Earth and a bigger planet. Every answer has a worked solution that names the usual slip.

StemPy LabStemPy Lab
10 questions
High School (11–12)Rotational MotionAPBoard ExamIB
Angular Momentum and Rolling: Review Questions

Ten questions on angular momentum, balance and rolling: a turntable, a skater, a seesaw, a loaded plank, a rolling disc's energy split to choose, and a race down a slope. Every answer has a worked solution that names the usual slip.

StemPy LabStemPy Lab
10 questions
High School (11–12)Rotational MotionBoard ExamAPIB
Torque and Moment of Inertia: Review Questions

Ten questions on torque and moment of inertia: a cross product, a door, a ring, a disc, a swinging rod, a flywheel and a bucket on a well. Every answer has a worked solution that names the usual slip.

StemPy LabStemPy Lab
10 questions
High School (11–12)Rotational MotionAPBoard Exam
Centre of Mass: Review Questions

Ten questions on the centre of mass and turning: weights on a table, a rod with two balls, an L-shaped plate, an astronaut and a toolbox, skaters on a rope, a firework, a fan, a potter's wheel and a grinder. Every answer has a worked solution that names the usual slip.

StemPy LabStemPy Lab
10 questions
High School (11–12)Work, Energy and PowerBoard ExamA-LevelAPIB
Power and Collisions: Review Questions

Ten questions on power and collisions: stairs, a car engine, the electricity bill, a pump, trolleys that stick, billiard balls, a bouncing ball, a ballistic pendulum and pucks on an air table. Every answer has a worked solution that names the usual slip.

StemPy LabStemPy Lab
10 questions
High School (11–12)Work, Energy and PowerA-LevelAPBoard ExamIB
Potential Energy: Review Questions

Ten questions on potential energy and its conservation: a shelf, a spring's energy graph to choose, a water slide, a roller-coaster track, a pendulum, a toy launcher and a playground slide. Every answer has a worked solution that names the usual slip.

StemPy LabStemPy Lab
10 questions
High School (11–12)Work, Energy and PowerBoard ExamA-LevelAPIB
Work and Energy: Review Questions

Ten questions on work and kinetic energy, set in everyday scenes: a bag carried along a corridor, a suitcase, two vectors, a sliding box, a cricket ball, a braking car, a stopping distance, a force graph and a spring. Every answer has a worked solution that names the usual slip.

StemPy LabStemPy Lab
10 questions
High School (11–12)FrictionNewton's Laws of MotionA-LevelAPBoard ExamIB
Friction and Circles: Review Questions

Ten questions on friction and circular motion: a friction graph to choose, a trunk, a dragged box, walking, a tilted book, an icy slope, a ramp, a flat bend and a banked curve. Every answer has a worked solution that names the usual slip.

StemPy LabStemPy Lab
10 questions
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