PreparED Study Materials
Videos
Understanding Mechanical Work: The Interplay of Forces, Movement, and
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore the fundamental concept of work in physics and discover the key conditions, including movement, net force, opposing force, and direction, that must be met for work to be accomplished when pushing on an object, such as a rock.
Triangle Masses: Net Force and Side Length Effects
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Discover the gravitational forces at play in a triangle of masses in this video. We calculate the net force on each mass and explore how changing the side length impacts these forces. Join us for a gravitational journey through physics.
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.
Calculating Work from Speed Change: Water-Skiing Physics Explained!
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore the physics behind a water-skier accelerating from an initial speed to a faster one. Learn how to calculate the work done using the change in kinetic energy. Understand the principle of energy conservation through real-world examples.
Angle of Hanging Hand Straps on a Turning Streetca
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Discover the physics behind the angle formed by loosely hanging hand straps on a streetcar negotiating a curved turn.
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
