PreparED Study Materials
PHYS 121: Physics 1 for Scientists
School: Carnegie Mellon University
Number of Notes and Study Guides Available: 2
Notes
Videos
Ground Ball Throw: Distance to Second Base and Vertical Drop
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Join us on the baseball field as we calculate the physics of a ground ball throw to second base. In this video, we determine the distance from the shortstop to the second baseman and the vertical drop of the ball. Explore the principles of projectile motion in sports.
Determining Mercury's Latent Heat of Fusion Using Calorimeter Data Exp
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Discover how to calculate the latent heat of fusion of mercury using calorimetry. Grasp the role of thermal equilibrium in heat transfer calculations. Derive the value of mercury's latent heat of fusion based on experimental data.
Calculating Jet Engine Thrust for Cruising Speed
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Dive into the world of aviation as we calculate the thrust required for a medium-sized jet to maintain a cruising speed of 230 m/s at a specific altitude. Explore the impact of air density and drag coefficients on aircraft performance.
Spring-Mass System Dynamics with Hammer Impact
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore the intriguing dynamics of a spring-mass system, set in motion by a hammer's impact. Learn about period, frequency, amplitude, acceleration, position over time, and the total energy of this unique scenario.
Youngsters' Cliff Dives: Comparing Splashdown Speeds
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Dive into the physics of cliff jumping as we analyze the splashdown speeds of two adventurous youngsters. Explore the factors that determine their speeds and choose the best explanation among the options provided.
Newton's Third Law and Force Pairs: System of Interest Impact
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
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.











