Physics › lesson 01 of 100 · Beginner

Introduction to Physics Concepts

Physics studies matter, energy, and their interactions.

Consider a car moving down the road. The car is made up of matter, which is anything that has mass and takes up space. The car's movement is a result of energy, which is the ability to do work. As the car moves, it interacts with its surroundings, such as the road and the air, through interactions like friction and air resistance. This is an example of how physics studies matter, energy, and their interactions.

Physics is a fundamental science that aims to understand the natural world around us. It seeks to explain the behavior of matter and energy at all scales, from the smallest subatomic particles to the entire universe.

By studying matter, energy, and their interactions, physicists can gain insights into the underlying laws and principles that govern the behavior of the physical world.

예시

• A ball rolling down a hillThe ball is made up of matter, and its motion is a result of energy and interactions with the hill and air.
• A light bulb turning onThe light bulb is made up of matter, and its operation is a result of energy and interactions with the electrical current.
• A person throwing a stoneThe person and the stone are made up of matter, and the motion of the stone is a result of energy and interactions with the person and air.

전체 과정은 수업마다 5문제로 확인하고, 내 단계에 맞추며, 멈춘 자리를 기억합니다.