Aristotle, Physics, Book I, Chapter 2

In this lesson, we study the second chapter of Aristotle’s Physics1, where Aristotle begins to examine the number of principles in the natural world. To complete the objectives of this lesson, complete the following task. Study the lesson for mastery. Complete the lesson assessment. Lesson 1. “But it is necessary, that there should either be one principle or many. And if one, that it should either be immoveable, as Parmenides and Melissus say, or moved, as the natural philosophers assert, some of whom say, that the first principle is air, and others water. But if there are more principles than … Continue

Aristotle, Physics, Book I, Chapter 1

In this lesson, we study the first chapter of Aristotle’s Physics1. To complete the objectives of this lesson, complete the following task. Study the lesson for mastery. Complete the lesson assessment. Lesson “Since about all methods of which there are principles, or causes, or elements2, it happens that we obtain knowledge and science from the knowledge of these (for we then think that we know any thing, when we know the first causes and the first principles of it, and as far as to the elements from which it is composed); this being the case, it is evident, that we … Continue