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This test consists of 5 multiple choice questions, 5 short answer questions, and 10 short essay questions.

Multiple Choice Questions

1. What is the unit of measurement for particle energy?
(a) Electric particle volts.
(b) Electron volts.
(c) Electric volts.
(d) Eclectic volts.

2. Who created the law of motion?
(a) Newton.
(b) Galileo.
(c) Hawking.
(d) Aristotle.

3. Heisenberg and Erwin Shrodinger developed what reformulation of standard mechanics?
(a) Theoretical mechanics.
(b) Relativity mechanics.
(c) Atomic mechanics.
(d) Quantum mechanics.

4. The universe has how many dimensions?
(a) Two.
(b) Four.
(c) Three.
(d) Five.

5. What is one of the varieties of quarks?
(a) Quirky.
(b) Odd.
(c) Strange.
(d) Random.

Short Answer Questions

1. A location on earth's surface is defined by what?

2. For satellites orbiting the earth, time does what in relation to the ground of the earth?

3. Which virtual particle carries the electromagnetic force?

4. Scientists try to create explanations for the way the universe works that always do what?

5. How does Hawking define scientific theory?

Short Essay Questions

1. What are some characteristics of a black hole?

2. What could cause the expansion of the universe to go on forever?

3. According to Carl Sagan, what prompts children to ask seemingly unanswerable questions?

4. What stops quantum mechanics from explaining everything in the universe?

5. What are the six varieties of quarks?

6. What determines whether a star can become a black hole?

7. What is the uncertainty principle?

8. The mathematical formulas that result from a scientific model of the universe must do what?

9. Due to the influences of mass and energy, light does what?

10. Why do scientists think that there is a black hole in the star system Cygnus X-1?

(see the answer keys)

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