PreparED Study Materials
PHYS 101: Objects in Motion
School: Pennsylvania State University
Number of Notes and Study Guides Available: 1
Notes
Videos
Surviving Extreme Deceleration: David Purley's Remarkable Story
Want To Learn More? To watch the entire video and ALL of the videos in the series:
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.
Warm Hands by Friction: Temperature Increase Calculation
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Join us to explore the science of hand-warming through friction in this video. We calculate the temperature increase as a woman rubs her hands together, converting work into thermal energy. Dive into the physics of heat generation and discover how friction can keep you warm.
Calculating Forces & Work for 330-kg Piano on 28° Incline
Want To Learn More? To watch the entire video and ALL of the videos in the series:
In this video we break down a complex physics problem about a 330-kg piano sliding down a 28° incline while a man resists its motion. We meticulously calculate the force exerted by the man work done by various forces including friction and gravity and the net work done on the piano.
Determining Kinetic Friction with a Spring-Loaded Block
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Understand how to determine the coefficient of kinetic friction using a wooden block and a spring. Employing the law of conservation of energy, we use the spring's compression and stretch measurements. Through energy equations and Newton's second law, we deduce that ? equals 0.4.
Vector Addition: Can Different Magnitudes Equal Zero?
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Join us in exploring the fascinating world of vectors and vector addition. In this video, we answer a fundamental question: Can two vectors with different magnitudes ever sum to zero? Delve into the principles of vector mathematics and discover the insights behind this intriguing concept. Tune in for a mind-expanding journey through the world of mathematics!