3. What is one step in creating liquid crystal displays?
(a) Bending the light to forty-five degree angles.
(b) Filtering the light for greens.
(c) Filtering the light for reds.
(d) Polarizing the light.

4. Where are the pumpkins placed?
(a) Into the belly of a transport plane.
(b) In a blender.
(c) In a food processor.
(d) Into a pie.

5. Why is the mammoth at first overjoyed?
(a) He thinks there are other mammoths around.
(b) He finds a field of clover.
(c) He sees his mother.
(d) He has lots of rich alfalfa to eat.

6. What happens when orbiting electrons are energized so that they jump away from their nucleus and then fall back?
(a) They lose their rotation pattern.
(b) They exchange energy with the nucleus.
(c) They burn out.
(d) They emit a ray of light on impact.

7. How many different ways can waves be created by instruments?
(a) Three.
(b) One.
(c) An infinite number.
(d) Two.

8. What is one type of ray that human eyes cannot perceive?
(a) Any red spectrum rays.
(b) Microwaves.
(c) Any black spectrum rays.
(d) Any yellow spectrum rays.

9. As the frequency speed increases, what happens to the pitch?
(a) It gets higher.
(b) It dissipates.
(c) Frequency has no effect on pitch.
(d) It gets lower.

10. If you put a copper wire and a zinc wire into a lemon, what occurs?
(a) A fusing of the zinc to the lemon.
(b) A chemical reaction.
(c) A fusing of the copper to the lemon.
(d) A bonding of the zinc to the copper.

11. What is the meaning of the acronym LASER?
(a) Light Amplification by Stimulated Emission of Radiation.
(b) Light Amplification by Situatued Emissions of Radar.
(c) Lesser Amplifications of Stimulated Emission of Radiation.
(d) Light Applied by Stimulated Emission of Radiation.

12. In which direction do electrons always travel?
(a) From true north to magnetic north.
(b) From positive to negative.
(c) From negative to positive.
(d) From magnetic north to magnetic south.

13. What are magnetism, heat, and light in relation to an electron's movement?
(a) Elements that enhance an electron's movement.
(b) The mediums through which electrons can pass.
(c) Elements that hinder an electron's movement.
(d) Elements that an electron's movement can produce.

14. Why does Bill invite the mammoth in?
(a) To kill it.
(b) To feed the mammoth his dinner.
(c) Bill thinks the mammoth is lonely.
(d) To change the mammoth into an elephant.

15. What colors make up all light?
(a) Green, blue, and yellow.
(b) Red, green, and blue.
(c) Yellow, red, and blue.
(d) Red, green, and yellow.