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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter Ten, Quantum Geometry.

Multiple Choice Questions

1. Which of the following is true regarding experimental evidence for super particles?
(a) They cannot be observed experimentally.
(b) They have been observed for a long time, and have only recently been identified.
(c) They have been observed in multiple experiments.
(d) They have not been observed.

2. Why are the fluctuations that quantum physics predicts not observable in everyday life?
(a) On large scales, the effects cancel each other out.
(b) Most fluctuations are canceled out by electromagnetic waves, like light.
(c) The fluctuations only occur in deep space.
(d) The human brain filters them out.

3. What is one of the difficulties in determining the shape of the Calabi-Yau space?
(a) No field of mathematics exists to support it.
(b) The shape has an unequal number of real and imaginary dimensions.
(c) The equations governing its shape are too complex.
(d) There are an infinite number of unknowns in its governing equation.

4. Which of the following is not one of the four fundamental forces of the universe?
(a) The photoelectric force.
(b) The electromagnetic force.
(c) The nuclear-weak force.
(d) Gravity.

5. According to general relativity, the change that an object causes in the fabric of space-time depends directly on _____.
(a) Its direction compared to the observer.
(b) Its proximity to another massive body.
(c) Its mass.
(d) Its density.

Short Answer Questions

1. Which of the following did Einstein considered time?

2. In Einstein's famous equation, E=mc^2, what does "c" represent?

3. Which physicist is credited with discovering that light is composed of particles?

4. What is the quantum, or messenger particle, of the weak force?

5. According to Einstein's theory of general relativity, 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?

(see the answer key)

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