PreparED Study Materials
PHYS 109: Intro Astronomy Laboratory
School: Old Dominion University
Number of Notes and Study Guides Available: 0
Videos
Amusement Park Divers: Speed and Physics Analysis
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Step into the thrilling world of amusement park divers as we explore the physics behind their jaw-dropping stunts. Diving from a platform 21.3 meters (70 feet) above a pool of water, we investigate the announcer's claim that divers enter the water at a speed of 56 miles per hour (25 meters per second). We'll also uncover the possibility of divers leaping directly upward to achieve a specific water entry speed and examine the physical feasibility of such a feat. Join us for an educational journey
Calculating Electric Charge: Coulomb's Law Demystified
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Unlock the secrets of calculating electric charge using Coulomb's Law and discover the fascinating world of electrostatic forces. Learn how to determine the charge on two spheres, spaced 20.0 cm apart, and understand the role of elementary particles in this physics tutorial.
Electric Field and Conductors: Point Charge Effects
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore the intriguing interplay of electric fields and conductors in this video. We examine how the presence of a point charge inside or outside a conductor affects the electric field. Join us to unravel the principles of electrostatics.
Calculating Work from Speed Change: Water-Skiing Physics Explained!
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore the physics behind a water-skier accelerating from an initial speed to a faster one. Learn how to calculate the work done using the change in kinetic energy. Understand the principle of energy conservation through real-world examples.
Why Does Hot Concrete Feel Hotter than a Rug in the Summer?
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Uncover the science behind a common sensation - why hot concrete feels hotter than a rug at the same temperature on a scorching summer day. We'll explore the factors at play in this intriguing phenomenon and provide a clear understanding of the science behind it.
Identifying Base Quantities in the SI System
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Uncover the fundamental base quantities of the SI system and test your knowledge with a quiz to identify which one is not considered a base quantity. Is it mass, length, energy, time, or are they all base quantities? Join us to find out!










