PreparED Study Materials
Videos
Time and Distance: Comparing 85 km/h and 115 km/h Cars
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In this video, we explore the concept of time and distance as we compare two cars traveling at different speeds along a straight highway. We'll calculate when the faster car arrives at a destination 16 km away and find out how far they must travel for it to arrive 15 minutes before the slower car. Join us for an engaging journey through the world of physics and velocity!
Surviving Extreme Deceleration: David Purley's Remarkable Story
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Discover the incredible tale of David Purley's survival in a high-speed car crash! In this video, we calculate the magnitude of the acceleration he experienced during the rapid deceleration from 173 km/h to zero. Learn how to express it in units of gravity and explore the limits of human endurance.
Track Radius for 5.5g Acceleration: Approximate Value
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Delve into the physics of high-speed tracks and calculate the radius where drivers experience a 5.5g acceleration, exploring the multiple options and their implications.
Squirrel's Fall: Velocity and Deceleration Analysis
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Analyze the physics of a falling squirrel, calculating its velocity upon hitting the ground and the deceleration due to limb bending.
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.
Physics of Bouncing: Calculating Velocity & Energy Conservation Explor
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Discover how energy conservation principles determine the velocity of a bouncing ball. Relate the ball's height and its potential and kinetic energies. Understand the velocity change upon impact and rebound.
