Assignment:
1. Sir Isaac Newton's corpuscular theory of light in Opticks treated light as
a. Having a discrete mass
b. Both energy and matter
c. A stream of particles
d. Eternal
2. Plato thought of light as coming from
a. The sun
b. The air
c. Our eyes
d. The gods
3. The appearance of waves spreading out after moving through an opening is one example of the phenomenon called
a. Corpuscular theory
b. Huygens pattern
c. Diffraction
d. Maxwell's Law
4. Which of the following is a practical example of destructive interference
a. LCD displays
b. Window blinds
c. Sound cancelling headphones
d. Polarized sunglasses
5. Light is
a. Only a Wave
b. Only a Particle
c. Both a wave and a particle
d. Neither a wave nor a particle
6. Quantum physics can best be described as
a. The study of turbulent compressible fluid motions
b. The study of matter on discrete, very small scales
c. The study of distant quasi-stellar objects in the early universe
d. The study of fission and fusion
7. The creation of an interference pattern is indicative of
a. Organized molecular blockage
b. Misaligned polarization
c. Opposite charged magnetic poles
d. Wave propagation
8. Albert Einstein called light ______ for which he won the Nobel Prize in 1921 Lasers
a. Lasers
b. Waves called ‘photoelectrons'
c. Energy packets named ‘photons'
d. Masers
9. The linear distance between two successive peaks on a wave is called a _____
a. Decibel
b. Amplitude
c. Frequency
d. Wavelength
10. Light from the most distant galaxies has been travelling for ______ before reaching our eyes.
a. Billions of years
b. Hundreds of years
c. Millions of years
d. Thousands of years
11. Sarah notices that when waves from two different sides of a wave tank meet the waves seem to vanish. What is she observing?
a. Resonance
b. Annulment
c. Disintegration
d. Destructive interference
12. Quantum physics describes the interaction of matter and light on _____ scales
a. Global
b. Atomic
c. Galactic
d. Imaginary
13. Thomas Young's work compared interference patterns in water waves with light produced by his _____
a. Difference engine
b. Double-slit experiment
c. Stream of particles
d. Shadow masks
14. Euclid identified properties of light including moving in straight lines and laws of _____
a. Electromagnetism
b. Radiation
c. Natural Motion
d. Reflection
15. When the double slit experiment is performed with a strong coherent source of light such as a laser we observe evidence that light behaves like a wave
a. True
b. False
16. When peaks and toughs of two waves line up and add together this is called _____
a. Destructive interference
b. Additive alignment
c. Constructive interference
d. Corrective alignment
17. A wave can be thought of as a _____ while a particle is a ______
a. Individual; Group
b. Pattern; Discrete object or quantity
c. Peak; Valley or trough
d. Wavelength; Frequency
18. James Clerk Maxwell discovered that light is a type of _____ and can travel through the vacuum of space
a. Radiant matter
b. Electromagnetic wave
c. High energy particle
d. Acoustic resonance
19. In much the same way that Newton is associated with laws of classical mechanics, Maxwell is
a. Electromagnetism
b. Astrophysics
c. Quantum mechanics
d. Linear algebra
20. The work of _____ on light was not widely regarded at the time because it was the opposite of what Newton (who was already wildly famous) had proposed
a. Albert Einstein
b. Thomas Young
c. Aristotle
d. Christiaan Huygens
21. We see water waves readily in the sea, lakes or even puddles. How do we most commonly sense waves in air?
a. Touch
b. Sight
c. Hear
d. Taste
22. If light is seen to diffract through an opening then light behaves like
a. A wave
b. A stream of particles
c. A single particle
d. A photon