# PHYS 161: General Physics: Mechanics and Particle Dynamics

### School: University of Maryland - College Park

Number of Notes and Study Guides Available: 2

### Videos

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##### Understanding the Law of Conservation of Mass in Chemical Reactions

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Explore the fundamental principles of this law, unraveling its implications, and clarifying common misconceptions related to mass preservation in chemical reactions.

##### Car Spring Oscillations: Frequency When Driving Over Bumps Explained!

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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.

##### Physics Behind Normal Force: Car & Driver on a Hill's Rounded Top at S

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Unpack the concept of normal force on a sports car and its driver atop a hill. Utilize Newton's second law to calculate these forces based on speed and hill curvature. Discover the speed at which the driver feels weightless in the car.

##### Spring-Mass System Dynamics with Hammer Impact

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Explore the intriguing dynamics of a spring-mass system, set in motion by a hammer's impact. Learn about period, frequency, amplitude, acceleration, position over time, and the total energy of this unique scenario.

##### Geosynchronous Satellite Speed and Acceleration

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Explore the fascinating world of geosynchronous satellites in this video. Learn how these communication satellites are strategically placed in circular orbits, staying directly over fixed points on the Earth's equator as our planet rotates. We delve into the physics behind these orbits, calculating the speed and acceleration of a satellite in geosynchronous orbit, using the Earth's radius and altitude as reference. Gain a deeper understanding of the science that enables global communications.