PreparED Study Materials
Notes
Videos
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.
Critical Angle for Total Internal Reflection
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Discover the magic of total internal reflection in this video! We explore how a ray of light refracts when traveling from glass into water. Find out the critical angle needed for total reflection, preventing any light from entering the water. Dive into the world of optics and refraction.
Electric Force Between Spheres Doubled Separation
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
In this enlightening video, we unravel the mysteries of electric charges and forces. Discover the fascinating concept of how the separation between two identical tiny spheres, each carrying the same electric charge, influences the force they exert on each other. Will the force double, become one-quarter as large, or remain unchanged? Join us to explore the intriguing world of electrostatics and the principles that govern electric interactions.
Oscillating Mass: Period Calculation for 0.2 m Displacement
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Join us to unravel the mystery of oscillations! In this video, we'll determine the period of a mass oscillating with a 0.2 m displacement and 1.2 m/s maximum speed. Explore the physics behind periodic motion and discover the key to calculating its period. Dive into the world of harmonic motion with us!
Car Deceleration: Angular Acceleration, Revolutions, Time, Distance, a
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore the physics of a car's quick deceleration, including angular acceleration, revolutions, time, distance, initial velocity, and the realism of the scenario.
Rotating Wire Loop: Average Induced emf Calculation
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Discover electromagnetic induction with a rotating wire loop! In this video, we explore how a 12.0-cm-diameter wire loop generates an induced emf when it's aligned with a magnetic field in 0.20 seconds. Dive into the world of electromagnetic phenomena and uncover the average induced emf.










