PreparED Study Materials
Notes
Videos
Virtual and Real Images of a Cat Facing a Converging Lens
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Explore the fascinating optical phenomena involving a cat, a converging lens, and the creation of virtual and real images.
Calculating Ion Path Radius in a Mass Spectrometer: Electric vs Magnet
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Explore how a mass spectrometer works by analyzing an ion's path through the device. Understand the relationship between electric and magnetic fields in determining the ion's trajectory. Learn to compute the radius of an ion's path within the mass spectrometer.
Electric Potential at Circle Center with Symmetric Charges
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Explore the fascinating world of electric potential as we calculate the value at the center of a circular arrangement of five equally charged particles. Join us for a captivating journey into electrostatics and symmetry in this enlightening video.
Identifying Base Quantities in the SI System
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Uncover the fundamental base quantities of the SI system and test your knowledge with a quiz to identify which one is not considered a base quantity. Is it mass, length, energy, time, or are they all base quantities? Join us to find out!
Understanding Mechanical Work: The Interplay of Forces, Movement, and
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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.
Newton's Third Law and Force Pairs: System of Interest Impact
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Delve into Newton's third law of motion and explore how the choice of the 'system of interest' influences whether force pairs cancel each other out.









