View a FREE sample

This quiz consists of 5 multiple choice and 5 short answer questions through Part 1, The Mechanics of Movement.

Multiple Choice Questions

1. How does a zipper operate?
(a) It is not a wedge system, but rather a rolling arc system.
(b) The use of triangular wedges and lower curved wedges.
(c) Just lower curved wedges.
(d) Just using triangular wedges.

2. Where are wheels and axles found?
(a) Just on cars and bikes.
(b) Wherever there is rotary motion.
(c) On all pulley systems.
(d) Where a spoke and center come together.

3. How does a wedge move an object up an inclined plane?
(a) It lowers the plane so the object slides.
(b) It doesn't ; the wedge moves the plane itself to raise an object.
(c) It forces the object to reduce the effects of gravity.
(d) It uses the effect of gravity.

4. What is a wheel and rod attacked by a hinge?
(a) A worm.
(b) A spur.
(c) A prank.
(d) A crank.

5. The rack and pinion is an example of ______________.
(a) A wedge.
(b) A lever.
(c) A stifle.
(d) A gear.

Short Answer Questions

1. What do you have to use in order to accomplish work with half the effort?

2. What is the formula for work done?

3. What is applied to a lever to make it move?

4. What do compound levers contain?

5. What is one component of a lever?

(see the answer key)

This section contains 278 words (approx. 1 page at 300 words per page) View a FREE sample