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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter Nine: The Smoking Gun, Experimental Signatures.

Multiple Choice Questions

1. What is the photoelectric effect?
(a) When light shines on metals, the metals emit electrons.
(b) Electrons follow quantum paths made by photons.
(c) Photons can spontaneously decay into electrons in powerful magnetic fields.
(d) Electrons and photons only interact if they have the same frequency.

2. What type of motion cannot be felt or sensed by the moving observer?
(a) Constant-velocity movement.
(b) Slowing or decelerating movement.
(c) Orbital movement around a star.
(d) Accelerating movement.

3. Which of the following best describes a fermion?
(a) A particle of matter.
(b) A messenger particle for a force.
(c) The super-partner of a proton.
(d) The supersymmetric version of a proton.

4. If a clock were accelerated to nearly the speed of light for a year's time, which of the following would be true of its reading at the end of that time?
(a) It would be less than one year.
(b) Its reading would be random and meaningless.
(c) It would be exactly equal to one year.
(d) It would be more than one year.

5. Quantum electroweak theory concerns quantum mechanics and _____.
(a) The strong force.
(b) The weak force.
(c) The electromagnetic force.
(d) Gravity.

Short Answer Questions

1. Which of the following is true regarding the force of gravity in string theory?

2. Einstein's equation, E=mc^2, states that which of the following are equivalent?

3. In which particle was spin first discovered?

4. What is one of the difficulties in determining the shape of the Calabi-Yau space?

5. Which of the following accurately describes the phenomenon of "quantum tunneling"?

(see the answer key)

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