PreparED Study Materials
Notes
Videos
Pebble Velocity for Horizontal Impact on Juliet's Window
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore the physics behind calculating the velocity of pebbles thrown by Romeo to hit Juliet's window with only a horizontal component.
Violin String Tension and Angle-Dependent Force
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Discover the physics behind violin string tension and the angle-dependent force required when pushing it against the neck. Explore how the angle affects the force needed.
Virtual and Real Images of a Cat Facing a Converging Lens
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore the fascinating optical phenomena involving a cat, a converging lens, and the creation of virtual and real images.
Physics of Bouncing: Calculating Velocity & Energy Conservation Explor
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Discover how energy conservation principles determine the velocity of a bouncing ball. Relate the ball's height and its potential and kinetic energies. Understand the velocity change upon impact and rebound.
Models in Relativity and Quantum Mechanics: An Explanation
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Discover the significance of models in the fascinating realms of relativity and quantum mechanics, where conditions defy our everyday experience. Explore the concept of a model and its role in understanding these complex theories.
Pendulum Clock in the Rockies: Speed Change and Adjustment
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore the effects of altitude change on a pendulum clock's speed when moved from the Mississippi Delta to the Rocky Mountains. Learn why it runs faster or slower and how to make adjustments. Discover the assumptions involved in this fascinating timekeeping scenario.






