PreparED Study Materials
PHYS 103: Understanding Sound
School: Buffalo State College
Number of Notes and Study Guides Available: 0
Videos
Calculating Ion Path Radius in a Mass Spectrometer: Electric vs Magnet
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore how a mass spectrometer works by analyzing an ion's path through the device. Understand the relationship between electric and magnetic fields in determining the ion's trajectory. Learn to compute the radius of an ion's path within the mass spectrometer.
Critical Angle for Total Internal Reflection
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Discover the magic of total internal reflection in this video! We explore how a ray of light refracts when traveling from glass into water. Find out the critical angle needed for total reflection, preventing any light from entering the water. Dive into the world of optics and refraction.
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.
Sedna: Solar System's Most Distant Object's Motion
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Journey to the outer reaches of our solar system with a captivating exploration of Sedna, the most distant-known object discovered in 2003. This enigmatic celestial body boasts a 1700 km diameter, a 10,500-year orbit around the sun, and a maximum speed of 4.64 km/s. Join us as we delve into the calculations of its elliptical orbit, its minimum speed, and the intriguing variations in its kinetic energy. Uncover the mysteries of Sedna's motion in this educational video.
Tennis Ball Momentum and Change in Direction
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore the physics of a tennis ball hitting a wall and its momentum changes. Learn about the original momentum, changes, and the concept of reference objects in this engaging video.
Coherence of Light Sources: Pairs Examined
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore the fascinating world of light coherence! In this video, we examine various pairs of light sources to determine their coherence. From candles to reflections in mirrors and soap films, we unravel the concept of coherent light sources.






