PhET SIMULATIONS Available in the Pearson eText and in the Study Area of MasteringPhysics *Indicates an associated tutorial available in the MasteringPhysics Item Library. 1.6 Estimation 10 1.7 Vector Addition 13 2.4 *Forces in 1 Dimension 47 2.4 *The Moving Man 49 2.5 Lunar Lander 52 3.2 Maze Game 76 3.3 *Projectile Motion 79 3.4 Ladybug Revolution, Motion in 2D 87 5.2 Lunar Lander 146 5.3 Forces in 1 Dimension, Friction, *The Ramp 149 6.2 *The Ramp 181 6.3 Molecular Motors, Stretching DNA 188 7.3 *The Ramp 222 7.5 *Energy Skate Park 229 9.3 Ladybug Revolution 286 10.6 Torque 326 12.3 Balloons & Buoyancy 380 13.2 Lunar Lander 406 13.4 My Solar System 412 14.2 Motion in 2D 443 14.3 *Masses & Springs 446 14.5 *Pendulum Lab 453 15.8 Fourier: Making Waves, Waves on a String 495