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NGSSAPhigh school

AP Physics 1: Algebra-Based

Master the 8 units of AP Physics 1 -- kinematics, forces, energy, momentum, rotation, oscillations, and fluids. You will build the conceptual understanding and problem-solving skills tested on the AP exam, with practice that targets the mistakes students make most often.

8units
14topics
190questions
~5hours

Course Units

Learning objectives

  • Represent motion using position-time and velocity-time graphs and interpret their slopes and areas
  • Apply kinematic equations to solve problems involving uniformly accelerated motion in one dimension
  • Decompose projectile motion into independent horizontal and vertical components
  • Distinguish between distance and displacement, speed and velocity, and describe reference frames
  • Predict the trajectory and landing point of a projectile given initial speed and launch angle

Learning objectives

  • Draw and analyze free-body diagrams for single and multi-object systems
  • Apply Newton's second law to determine net force, mass, or acceleration in linear systems
  • Distinguish between static and kinetic friction and calculate frictional forces on flat and inclined surfaces
  • Analyze systems of objects connected by strings, pulleys, or contact forces using Newton's third law
  • Identify action-reaction force pairs and explain why they act on different objects

Learning objectives

  • Calculate work done by constant and variable forces and apply the work-energy theorem
  • Apply conservation of mechanical energy to systems with and without non-conservative forces
  • Distinguish between kinetic, gravitational potential, and elastic potential energy
  • Define and calculate power as the rate of energy transfer
  • Use energy bar charts to track energy transformations in multi-step problems

Learning objectives

  • Define momentum and apply the impulse-momentum theorem to calculate force and time of impact
  • Apply conservation of momentum to analyze collisions and explosions in one and two dimensions
  • Distinguish between elastic and perfectly inelastic collisions based on kinetic energy conservation
  • Locate and track the center of mass of a system of particles
  • Explain how impulse relates to force-time graphs and why crumple zones reduce injury

Topics in this unit

Learning objectives

  • Calculate torque using force, lever arm, and angle, and determine net torque on an object
  • Apply Newton's second law for rotation to solve rotational dynamics problems
  • Compare moment of inertia for different mass distributions and geometric shapes
  • Analyze static equilibrium by setting both net force and net torque to zero
  • Relate angular position, velocity, and acceleration using rotational kinematics equations

Learning objectives

  • Calculate rotational kinetic energy and apply energy conservation to rolling systems
  • Define angular momentum and apply conservation of angular momentum to isolated systems
  • Analyze rolling-without-slipping scenarios combining translational and rotational motion
  • Predict changes in angular velocity when moment of inertia changes in an isolated system
  • Compare total kinetic energy for sliding vs rolling objects on inclines

Learning objectives

  • Describe simple harmonic motion and identify restoring force, amplitude, period, and frequency
  • Derive and apply the period formulas for mass-spring systems and simple pendulums
  • Analyze energy transformations between kinetic and potential energy during oscillation
  • Use position, velocity, and acceleration graphs to describe oscillatory motion at any point in the cycle
  • Explain how changing mass, spring constant, or length affects the period of an oscillator

Topics in this unit

Learning objectives

  • Define pressure and calculate hydrostatic pressure at various depths in a fluid
  • Apply Pascal's law to hydraulic systems and Archimedes' principle to buoyancy problems
  • Use the continuity equation to relate fluid speed and cross-sectional area in a pipe
  • Apply Bernoulli's equation to explain lift, venturi effects, and fluid flow phenomena
  • Determine whether an object floats or sinks by comparing object and fluid densities

Topics in this unit