PreparED Study Materials
Notes
Videos
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Electric Watch Crystal: Frequency to Period Conversion
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Uncover the secrets of watch crystals in this video! We convert the frequency of a quartz crystal used in electric watches into its period. Join us to explore the principles of timekeeping and crystal oscillations.
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.
Highway Lane Dividers: Musical Notes & Speed Calculation Explained
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Discover the physics behind the musical notes produced when car tires interact with highway lane dividers. This video explains the "stick-slip friction" phenomenon and its relation to tire vibrations. Learn how analyzing sound frequencies can offer insights into vehicle speeds
Calculating Resistance and Current in a 6.00-V Car Electrical System
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Learn how to determine the hot resistance and current in the electrical system of older cars with a 6.00-V voltage supply.
Moon vs. Earth Jump: Gravity's Impact on Distance
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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.