PreparED Study Materials
Notes
Videos
Pendulum Clock in the Rockies: Speed Change and Adjustment
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Explore the effects of altitude change on a pendulum clock's speed when moved from the Mississippi Delta to the Rocky Mountains. Learn why it runs faster or slower and how to make adjustments. Discover the assumptions involved in this fascinating timekeeping scenario.
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.
hysics of a Coin Drop in an Ascending Elevator
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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.
Understanding the Law of Conservation of Mass in Chemical Reactions
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Explore the fundamental principles of this law, unraveling its implications, and clarifying common misconceptions related to mass preservation in chemical reactions.
How is work related to energy?
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Explore the profound link between these two fundamental concepts in physics, and understand how they relate through the Work-Energy Theorem.
Jet Takeoff: Tire Rotation, Centripetal Acceleration, and Bacterium's
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Discover the dynamics of a commercial jet takeoff in this video! We explore tire rotation speed, centripetal acceleration, and a bacterium's grip on the rim. Dive into physics and microscopic forces, all while considering weight ratios.