The following should be in your science notebook by Friday, August 23.
Answers to the following questions from Monday, August 19.
What is a force?
What is a contact force?
What are some examples of forces that are NOT contact forces?
Answers to the following from Tuesday, August 20.
What is a scientific model?
Use pictures to model what you think is happening before, during, and after the collision between the phone and the floor.
How would you investigate whether the collision between the phone and the floor causes a change in only the phone, only the floor, or both? What tools might you want to use?
Answer the following from Wednesday, August 21.
Draw free-body diagrams for a phone falling through the air, a phone hitting the floor, and a phone resting on a table.
Explain how the collision between two carts is different from the collision between the phone and the floor.
In general, how do collisions change the motion and shape of objects?
Answer the following from Thursday, August 22.
Define independent variable.
Define dependent variable.
Make a list of possible independent variables for the two carts colliding.
Make a list of possible dependent variables for the two carts colliding.
What are four possible ways you could communicate the results of an experiment?
Answer the following from Friday, August 23.
Record of collisions investigation. This should include results of the investigation using sentences, a table, pictures, or a graph.
One major thing you learned from the collisions investigation.