Madison uses the design below to buy build a model of a simple machine

Question

Materials
Wooden doorstop
Two books
Procedure
1. find a partner to help you
2. the book up on the desk side-by-side
3. put one hand on each of the books, pushing them together
4. have a partner put the narrow end of the doorstop between the books
5. partner gently push down
Which statement best describes what medicine is trying to model?
• she’s trying to model a different type of lever
• she’s trying to model and axle. Can make works seem easier.
• she is trying to screw and incline planes are related
• She trying to model how a wedge works

Answer 1

Madison is trying to model how a wedge works. The procedure involves using the doorstop (which is shaped like a wedge) between the books, demonstrating how a wedge can be used to separate or lift objects when force is applied. Therefore, the correct statement is:

• She is trying to model how a wedge works.