PreparED Study Materials
PY 328: Stellar and Galactic Astrophysics
School: North Carolina State University
Number of Notes and Study Guides Available: 1
Notes
Videos
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.
Surfer Acceleration: Wave Inclination Angle
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Dive into the thrilling world of physics and surfing as we explore the angle of inclination of a wave's face. Discover how a surfer accelerates down a wave with an acceleration of 3.25 m/s² while ignoring friction. Join us for an engaging and educational explanation of this exciting phenomenon.
System of Interest's Impact on Force Pair Cancellation in Newton's Thi
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Explore the nuances of Newton's third law and learn how the choice of the 'system of interest' influences force pair cancellation.
Warm Hands by Friction: Temperature Increase Calculation
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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.
Deciphering Unknown Wavelength via Double Slit: The 355nm Light Revela
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Uncover the methodology behind determining an unknown light's wavelength using the double slit experiment. Understand how fringe spacings relate to the light's properties. Find out the significance of second-order fringes and their measurements.
Kinetic Energy: Saturn 5 & Apollo at 11.2 km/s Speed
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Learn how to calculate the kinetic energy of a Saturn 5 rocket with an Apollo spacecraft attached using physics principles and formulas. Understand the importance of unit conversion and the work-energy theorem as you plug values into the KE = 1/2 mv² formula. Discover that the kinetic energy for this rocket and spacecraft combo is an astonishing 1.82 x 10¹³ Joules.
