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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter Seven, The Super in Superstring.

Multiple Choice Questions

1. What property of electromagnetic waves did Max Planck solve the thermodynamic problem of the oven by discovering?
(a) There are infinite numbers of waves, but each has an infinitely small energy.
(b) They can penetrate or "tunnel" through any surface.
(c) They have a minimum energy, proportional to their frequency.
(d) Waves are really particles.

2. What are the components of an atomic nucleus?
(a) Protons and electrons.
(b) Protons and neutrons.
(c) Photons and electrons.
(d) Electrons and neutrons.

3. What is the result when a particle of matter and a particle of antimatter are brought into contact?
(a) A strange quark is formed.
(b) Energy is released and both particles are destroyed.
(c) A theoretically unlimited amount of energy is released.
(d) A black hole is formed.

4. What is the shape of all particles, at the smallest possible level, according to string theory?
(a) A one-dimension loop.
(b) An infinitely long string.
(c) A tangled ball of thin filament.
(d) A thread of thin strings.

5. The wave-like nature of the electron means that after a collision, _____.
(a) The electron will disperse into a wave of energy.
(b) The electron has a range of possible locations.
(c) The electron will double in frequency.
(d) The electron can never be located again.

Short Answer Questions

1. What is the photoelectric effect?

2. Which of the following was the first string theory?

3. What is the Planck tension?

4. What characteristic of the string determines the properties of the particle it represents?

5. According to general relativity, the change that an object causes in the fabric of space-time depends directly on _____.

(see the answer key)

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