Q1. The prefix 'nano' comes from a Greek word meaning _____.
a. billion
a. billion
b. dwarf
c. invisible
d. infinite
Q2. If a nanometer were about as big as the width of a pin head, about how long would a meter be?
a. as long as the pin shaft
b. as long as a ladder
c. as long as a blue whale
d. as long as a trip between Washington, D.C., and Atlanta, Ga.
Q3. How many hydrogen atoms lined up 'shoulder to shoulder' would fit in a
one nanometer space?
a. less than one
b. ten
c. 1 thousand
d. 1 billion
Q 4. Which of the following products contain nanoscale manufactured parts or materials?
a. sunscreen and khaki pants
b. tennis balls
c. devices that read computer hard drives
d. all of the above

Q5. What is a nanonewton?
a. a new kind of cookie
b. a miniature pop singer
c. the approximate amount of force required to break a single chemical bond between two atoms
d. a tiny lizard

Q 6. A 'nanopore' is which of the following things?
a. a skin problem in certain bacteria
b. a skin problem in certain teenagers
c. a tiny hole in a rock
d. a tiny opening that permits small particles to move in and out of cells

Q7. What nanoscale materials have been used in long-distance bike racing?
a. carbon nanotubes
b. super-stretchy nanorubber
c. quantum nanosteel
d. luminescent nanopaint

Q8. Which of the following was NOT an event for microscopic robots at the world's first 'nanosoccer' competition?
a. the 2-millimeter dash
b. a slalom course
c. goal scoring
d. best pom pom routine

Q9. What is a 'self-assembled monolayer'?
a. atoms or molecules that spontaneously form uniform single layers
b. a type of clothing that gets thicker in response to colder temperatures
c. an optical device that puts itself together
d. a fuzzy logic circuit

Q10. What is spintronics?
a. using the spins of electrons to carry information
b. electronics made of textiles
c. a rock group
d. a type of dance music