PreparED Study Materials
Notes
Videos
U-Tube Liquid Heights: Exploring Oil & Water Density Dynamics
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Exploring the behavior of oil and water in a U-shaped tube when a barrier is removed. Understand the impact of differing densities on fluid heights. Witness equilibrium scenarios effects of equal densities and the displacement dynamics of lighter liquids.
Understanding the Law of Conservation of Mass in Chemical Reactions
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore the fundamental principles of this law, unraveling its implications, and clarifying common misconceptions related to mass preservation in chemical reactions.
Jet Takeoff: Tire Rotation, Centripetal Acceleration, and Bacterium's
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Discover the dynamics of a commercial jet takeoff in this video! We explore tire rotation speed, centripetal acceleration, and a bacterium's grip on the rim. Dive into physics and microscopic forces, all while considering weight ratios.
Calculating Jet Engine Thrust for Cruising Speed
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Dive into the world of aviation as we calculate the thrust required for a medium-sized jet to maintain a cruising speed of 230 m/s at a specific altitude. Explore the impact of air density and drag coefficients on aircraft performance.
Calculating Ball Displacement Off a Table: A Physics & Calculus Insigh
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Learn how to compute the displacement of a ball rolling off a table using calculus. Through the integration of velocity over a specific time interval, determine the ball's position. Uncover the mathematics behind real-world motion scenarios.
Terminal Voltage Calculation for Battery with Resistors
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Unlock the secrets of battery performance in this video! We calculate the terminal voltage for a battery with internal resistance, connected in series with resistors of different values. Explore the effects of resistance on voltage in electrical circuits.


