Energy, Work, and Machines
Discover the principles that keep our world in motion.
This course offers an engaging journey into the core of physical science, where energy is more than an abstract concept—it is the unseen force driving everything from the steam in a kettle to the cranes that lift skyscrapers. Learners will explore how energy is produced, transferred, and transformed, and how it fuels the machines and systems that power our modern lives.
🔍 What You’ll Learn:
Introduction to Energy
Gain a clear understanding of the different forms of energy—kinetic, potential, thermal, and chemical—and see how they interact within both natural processes and engineered technologies.Heat and Energy Transfer
Investigate the three mechanisms of heat flow—conduction, convection, and radiation. Learn why metals feel cold to the touch, how insulation keeps homes warm, and how principles of energy efficiency influence design and innovation.Work, Power, and Simple Machines
Delve into the physics of force and motion. Discover how levers, pulleys, inclined planes, and other simple machines reduce effort, and understand how power is calculated, measured, and optimized in mechanical systems.
Introduction to Energy
Energy is the fundamental force that drives every process and phenomenon in the universe, from the smallest atomic interactions to the grandest cosmic events. It is the capacity to do work, enabling change and movement. Without energy, nothing would happen.
Heat and Energy Transfer
Heat and energy transfer are fundamental concepts that govern our world. From the warmth of the sun on your skin to the cooling of your drink, understanding these principles is crucial for comprehending many natural phenomena and technological applications.
Work, Power, and Simple Machines
Explore the concepts that govern our interaction with the physical. Delve into the principles of work and power, examine how energy is applied to achieve specific outcomes. Discover how simple machines act as invaluable tools and enhance efficiency.