Four students are having a discussion about the question, "What is gravity?" Student A: "Gravity is the force that pulls stuff down."
Student B: 9 read somewhere that gravity is an attractive force, and it exists between all objects that
have mass."
Student C: "That doesn't make any sense. If that's true, then why don't all objects start clumping
together and moving toward each other?"
Student D: "Doesn't it have something to do with the size of the objects? You're pulling on objects, but
Earth is bigger, so it has a stronger pull."
A. How would you respond to each of the students?
1. Student A
2. Student B
3. Student C
4. Student D:
B. Which student's thinking do you agree with the most? Explain your reasoning