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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 4, Microscopic Weirdness.

Multiple Choice Questions

1. The smallest possible unit of energy is referred to as _____.
(a) A photon.
(b) A quark.
(c) A muon.
(d) A quantum.

2. In the 1800s, James Clerk Maxwell used a new mathematical framework to unite _____.
(a) Magnetism and light.
(b) Magnetism and gravity.
(c) Nuclear forces and gravity.
(d) Electricity and magnetism.

3. According to special relativity, which of the following can move faster than light?
(a) Neutrinos.
(b) Nothing can move faster than light.
(c) Gravitational waves.
(d) Quantum data.

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 more than one year.
(b) It would be exactly equal to one year.
(c) Its reading would be random and meaningless.
(d) It would be less than one year.

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

Short Answer Questions

1. What property did the double-slit experiment demonstrate that light has?

2. What property of electromagnetic waves did Max Planck solve the thermodynamic problem of the oven by discovering?

3. According to Newton's theory of gravity, if two objects have a gravitational pull on one another, and one changes its mass or distance from the other, how quickly does the effect of this change travel to the other object?

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

5. Which of the following is not one of the four fundamental forces of the universe?

(see the answer key)

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