You can copy and share this content for educational purposes.This work cannot be changed. Attribute the copyright owner and author.
Do you know what a 'force' is and what it does? Pushing and pulling are forces and they make objects change their motion. There are forces that involve contact with something (like kicking a ball), and some that don't (like gravity, which pulls objects towards each other). Learn more about the types of forces that exist and test them out for yourself.