Cams and pulleys

11 questions

1. A bike wheel turning around is an example of which type of motion?
2. Tweezers are an example of which type of lever?
3. Increasing the length of the handles would make it ___ to cut through a piece of fabric.
4. The distance from one side of a circle to the other going through the centre, is known as the ...
5. What does a simple cam do when it turns?
6. Why would you use a pulley in a machine?
7. This is the inside of a pillar drill. The yellow rings in the centre right, are examples of a ...
8. The motion of the follower using a __________ shaped cam gradually rises and then suddenly falls.
9. Rotary motion in cams is changed into which motion in followers?
10. Match the motion to the product:
11. ___ occurs when two things rub together.

License: OGL