Quiz

1. What did the miners use the incline plane for?

2. What's the problem with using a ramp to move heavy objects?

3. Name two things ramps are used for?

4. What are the ridges on the screw called?  

5. When the threads on the screw are closer, is it harder or easier to

turn?

Incline plane       

Screw                       

Answers

Home page