PreparED Study Materials
Notes
Study Guides
Videos
The Pricey 'Jenny' Stamp: Calculating Focal Length
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Explore the world of collectible stamps as we delve into the story of the rare 1918 'Jenny' stamp and its astonishing auction price. Join us to learn about the use of a simple magnifying glass to examine this valuable collectible and discover how to calculate its focal length.
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:
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.
hysics of a Coin Drop in an Ascending Elevator
Want To Learn More? To watch the entire video and ALL of the videos in the series:
In an elevator ascending, an occupant drops a coin, which accelerates at a different rate than expected. This reveals the elevator's own acceleration towards the Earth. By analyzing forces and tensions, we determine the cable's tension to be 16000 N.
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:
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.
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:
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.
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:
Explore the physics of a car's quick deceleration, including angular acceleration, revolutions, time, distance, initial velocity, and the realism of the scenario.