1. Happy Tuesday Scientists! DQ: What is a force? What are some forces you know about? How can you tell if a force is acting on an object? Today: Introduction to Forces Work on Energy Transformation Project Remember to submit through Google Classroom! HW: Complete your Energy Transformation Project by Monday, October 12th

2. Another Question: What is the relationship between the forces acting on an object and the motion of the object? Example: Rolling a marble down a track Falling from a bike https://www.youtube.com/watch?v=x5ZxRObLLzE

3. Think-Write-Pair-Share What about with the rocket launch? What are the forces involved in launching the rocket? – Draw the launcher in your journal again, but this time, diagram the forces involved – Discuss your drawing with your table mates

4. Some Definitions Force: a push or a pull on an object because of its interaction with another object Gravitational force: The force of attraction between all masses in the universe Frictional force: the force that resists the motion of an object Applied force: a push or pull on an object by a person on by another object

5. Use the rest of class to work on your Energy Transformation Project