Lesson 274 of 500 · Extra Passages

Simple Machines Part 4

Read this passage

Normal

Have you ever wondered about Simple Machines? It is a fascinating subject. Many discoveries have been made about Simple Machines. Studying Simple Machines helps us understand the world around us. As students advance, they learn more details about Simple Machines. Practice and review help strengthen understanding.

Check Your Understanding

Question 1

1 of 2

Who studies Simple Machines?