PreparED Study Materials
Notes
Videos
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.
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Frictional Force in Crate Motion: Magnitude and Direction
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore the fascinating world of friction in motion! In this video, we delve into the concept of frictional forces as we examine a crate being pushed across a factory floor. We'll calculate the magnitude and direction of the frictional force and uncover its role in maintaining constant velocity. Discover the science behind everyday motion.
Estimating Car's Initial Speed from Skid Marks: A Physics Explanation
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Estimate a car's initial speed from skid marks using physics principles. Apply Newton's Second Law and equations of motion to deduce the initial velocity. Understand the role of frictional force in car deceleration during accidents.
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.









