PreparED Study Materials
Notes
Videos
Identifying Base Quantities in the SI System
Want To Learn More? To watch the entire video and ALL of the videos in the series:
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!
Counting Significant Figures in Numerical Values
Want To Learn More? To watch the entire video and ALL of the videos in the series:
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.
Calculating Jet Engine Thrust for Cruising Speed
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Dive into the world of aviation as we calculate the thrust required for a medium-sized jet to maintain a cruising speed of 230 m/s at a specific altitude. Explore the impact of air density and drag coefficients on aircraft performance.
Projectile Range and Optimal Launch Angles Explained
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Join us in this enlightening video as we explore the fascinating world of projectiles and their optimal launch angles. We dive into the physics behind how a fixed initial speed affects the range of a projectile and why, for most angles, there are two choices that yield the same range. Delve into factors that affect an archer's ability to hit a target, including wind, and learn why a smaller angle, closer to the horizontal, is often preferable. Discover when and why a larger angle may be necessar
Projectile Motion: Speed, Height, Time & Range
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Join us for an engaging exploration of projectile motion as we dissect a fascinating scenario. We delve into the physics of a projectile fired with an initial speed of 36.6 m/s at an angle of 42.2° above the horizontal on a flat firing range. Discover how to determine the maximum height, total time in the air, total horizontal distance covered (range), and the speed of the projectile 1.50 seconds after firing. This video will demystify the dynamics of projectiles in a clear and educational manne
Understanding L-C Circuit Dynamics: Voltage Current & Energy Analysis
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Explore the intricate dynamics of an L-C circuit as we analyze voltage current and energy transitions between a 60.0 millihenry inductor and a 250 microfarad capacitor. Understand the principles of energy transfer and storage in this system. Uncover key insights from calculations on capacitor charges and inductor energies at specific circuit conditions.