What does Physics study?

Matter, energy, and their relationship.

What are the frontiers of Physics?

Study of the Universe, subatomic particles, and middle-sized objects.

Nuclear Physics, Particle Physics, Relativistic Mechanics.

Importance of semiconductor materials like silicon in computer chips.

Progression from Natural Philosophy to Modern Physics.

Physics originated from observations of natural phenomena and was initially categorized under Natural Philosophy before being divided into Biological Science and Physical Science, focusing on living and non-living entities respectively.
The evolution of Physics encompasses various branches such as Nuclear Physics, Particle Physics, and Relativistic Mechanics, delving into topics like nuclear forces, particles, and the behavior of bodies in relation to each other. Additionally, the study material includes Solid State Physics, Quantum Mechanics, and Electromagnetism, showcasing the interdisciplinary nature and technological applications of Physics.

What does Physics study?
Matter, energy, and their relationship.
What are the frontiers of Physics?
Study of the Universe, subatomic particles, and middle-sized objects.
What are the branches of Physics?
Nuclear Physics, Particle Physics, Relativistic Mechanics.
What is the role of Physics in computer technology?
Importance of semiconductor materials like silicon in computer chips.
How has Physics evolved over the years?
Progression from Natural Philosophy to Modern Physics.

00:00

Today's lecture on Physics discusses the first topic of Introduction to Physics in the first year of Physics.
Physics originated from observations of natural phenomena before the existence of formal sciences like Physics and Chemistry.
Initially, knowledge was compiled under Natural Philosophy, later divided into Biological Science and Physical Science.
Biological Science focuses on living things, while Physical Science studies non-living entities.
Physics is defined as the study of matter, energy, and their relationship.
Matter is classified into solid, liquid, and gas, while energy includes heat, sound, and light.
Physics explores the connection between matter and energy, evident in various phenomena like fission reactions.
Frontiers of Physics include the study of the Universe, subatomic particles, and middle-sized objects.
Physics investigates laws of motion, space-time, and the interaction of radiation with matter.
Different types of forces, such as electric and gravitational, are explored in Physics to understand attraction and repulsion.

14:54

The study delves into various branches of Physics, starting with an Introduction to Physics course. Students progress through different branches, reaching a peak in 1973, where the understanding of Physics seemed complete. However, advancements continued, leading to the emergence of Modern Physics post-2017.
Detailed discussions within Physics cover topics such as Nuclear Physics, Particle Physics, and Relativistic Mechanics. These branches explore concepts like nuclear forces, particles, and the behavior of bodies in relation to each other.
The study material includes subjects like Solid State Physics, Quantum Mechanics, and Electromagnetism, highlighting the evolution of Physics over the years. The text also touches on the role of Physics in computer technology, emphasizing the importance of semiconductor materials like silicon in computer chips.