PreparED Study Materials
Notes
Videos
Tree Clearance for Longest Hole-in-One Shot
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Discover the perfect golf shot! We calculate the height of the tallest tree a golf ball must clear to achieve the longest possible hole-in-one. Explore the physics and precision of golf's ultimate achievement.
Squirrel's Fall: Velocity and Deceleration Analysis
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Analyze the physics of a falling squirrel, calculating its velocity upon hitting the ground and the deceleration due to limb bending.
Understanding the Law of Conservation of Mass in Chemical Reactions
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore the fundamental principles of this law, unraveling its implications, and clarifying common misconceptions related to mass preservation in chemical reactions.
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!
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
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.









