D: Mechanical Systems, section 3: developing simple machines Flashcards
1
Q
What is design?
A
It is the physical form of a device that makes it usable
2
Q
What is the church key opener?
A
A church key is a simple machine, a lever. It multiplies the force you use and focusses it to a tiny point
3
Q
What are the advantages to the church key?
A
It multiplies the force you use and focusses it to a single point
4
Q
What are the disadvantages to the church key?
A
It wasn’t built into the lid so you had to buy one
5
Q
What is the removable to tab?
A
Tab that was built right
6
Q
What is the function?
A
It is what a device is supposed to do
