PreparED Study Materials
Videos
Youngsters' Cliff Dives: Comparing Splashdown Speeds
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Dive into the physics of cliff jumping as we analyze the splashdown speeds of two adventurous youngsters. Explore the factors that determine their speeds and choose the best explanation among the options provided.
Warm Hands by Friction: Temperature Increase Calculation
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Join us to explore the science of hand-warming through friction in this video. We calculate the temperature increase as a woman rubs her hands together, converting work into thermal energy. Dive into the physics of heat generation and discover how friction can keep you warm.
Gravitational Force on the Sun: Earth's Seasonal Variations
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore the intriguing interplay of Earth's elliptical orbit, the changing seasons, and the gravitational forces it exerts on the Sun. We'll provide insights into the ratio of these forces and challenge you to consider multiple perspectives on this celestial phenomenon.
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.
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.
Deciphering Unknown Wavelength via Double Slit: The 355nm Light Revela
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Uncover the methodology behind determining an unknown light's wavelength using the double slit experiment. Understand how fringe spacings relate to the light's properties. Find out the significance of second-order fringes and their measurements.














