PreparED Study Materials
PHYS 120: Fundementals of Physics
School: North Dakota State University
Number of Notes and Study Guides Available: 2
Notes
Videos
Projectile Motion: Calculating Horizontal and Vertical Distances
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Dive into the world of projectile motion as we calculate the horizontal and vertical distances a launched projectile covers. Explore the impact of angle and speed on the trajectory, all explained in this engaging video.
Counting Significant Figures in Numerical Values
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Join us in exploring the concept of significant figures in numerical values. Learn to identify and count significant figures in various numbers, from whole numbers to decimals. Understand the precision and accuracy of your measurements through this engaging video.
The Pricey 'Jenny' Stamp: Calculating Focal Length
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore the world of collectible stamps as we delve into the story of the rare 1918 'Jenny' stamp and its astonishing auction price. Join us to learn about the use of a simple magnifying glass to examine this valuable collectible and discover how to calculate its focal length.
Car Spring Oscillations: Frequency When Driving Over Bumps Explained!
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Discover the math behind car spring oscillations when driving over bumps. Understand how a car's weight and driver affect the spring constant and resulting frequency. Grasp the interplay of forces and how they dictate harmonic motion.
Highway Lane Dividers: Musical Notes & Speed Calculation Explained
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Discover the physics behind the musical notes produced when car tires interact with highway lane dividers. This video explains the "stick-slip friction" phenomenon and its relation to tire vibrations. Learn how analyzing sound frequencies can offer insights into vehicle speeds
Principal Axes and Moments in Rotational Symmetry
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Unravel the mysteries of rotational symmetry and principal axes in this video. We prove the relationships between the axis of symmetry and principal axes, showcasing the equal principal moments. Join us for an exploration of the fundamental concepts of rigid body dynamics.





