PreparED Study Materials
Notes
Videos
Counting Significant Figures in Numerical Values
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Join us in exploring the concept of significant figures in numerical values. Learn to identify and count significant figures in various numbers, from whole numbers to decimals. Understand the precision and accuracy of your measurements through this engaging video.
Calculating Average Acceleration for a Sports Car
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore the world of high-performance sports cars and learn how to calculate their average acceleration when accelerating and coming to a stop.
Moon vs. Earth Jump: Gravity's Impact on Distance
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Join us in a lunar leap! We estimate how gravity affects jumping distance on the Moon compared to Earth, with the same takeoff speed and angle. Explore the moon's reduced gravity and its impact on human capabilities.
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.
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.
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.

