PreparED Study Materials
PHYS 243: PHYS 243
School: University of California - Davis
Number of Notes and Study Guides Available: 2
Notes
Videos
Unraveling Bead Motion: Force, Acceleration & Energy
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore the dynamics of a bead under constant force. Understand its acceleration, velocity over time, and how to calculate its kinetic energy. Witness the interplay of motion equations and real-world applications in a simple system.
River Rescue: Angle for Direct Approach to Child
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Join us for a dramatic river rescue mission! In this video, we solve the problem of how a rescue team can reach a child in danger of drowning in a fast-flowing river. We calculate the angle from the shore for their pilot to approach the child directly, considering the river's current and the boat's speed. Explore the principles of vector addition and save lives!
Particle Count, Charge, and Mass of Electron-Proton System
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
oin us as we delve into the intriguing world of subatomic particles! In this video, we'll decipher the composition of a system containing 1525 electrons and protons with a net charge of -5.456 x 10^-17 C. Discover the precise number of electrons and calculate the total mass of this dynamic system. Unlock the secrets of particle physics with us!
Maximum Speed of a Whirling Ball with a Breaking String
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Discover the limits of circular motion as we explore the maximum speed a ball can achieve before its string breaks. Uncover the physics behind this thrilling scenario in our engaging video.
Earth's Measurements: Circumference, Surface Area, and Volume
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore Earth's dimensions in this video! We calculate its circumference, surface area, and volume. Join us to understand the scope of our planet, both in its physical size and mathematical concepts.
Understanding Mechanical Work: The Interplay of Forces, Movement, and
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore the fundamental concept of work in physics and discover the key conditions, including movement, net force, opposing force, and direction, that must be met for work to be accomplished when pushing on an object, such as a rock.

















