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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 6 Black Holes.

Multiple Choice Questions

1. Groups of atoms create what?
(a) Matter.
(b) Electrons.
(c) Empty space.
(d) Protons.

2. Who demonstrated that an atom is made up of electrons orbiting a nucleus made up of protons?
(a) Ernest Rutherford.
(b) James Chadwick.
(c) Albert Einstein.
(d) Murray Gell-Mann.

3. Why do the theories of quantum mechanics and general relativity need to be unified?
(a) To accurately describe future events.
(b) To accurately describe the very small and the very large.
(c) To accurately describe the fate of the universe.
(d) To accurately calculate observations.

4. Who said, "God does not play dice."
(a) Albert Einstein.
(b) Werner Heisenberg.
(c) Max Plank.
(d) Erwin Schrodinger.

5. As an observer's velocity comes close to the speed of light, the observer's mass does what?
(a) Stays the same.
(b) Decreases to almost nothing.
(c) Increases to almost infinity.
(d) Covers more space.

Short Answer Questions

1. How many quarks make up a proton or neutron?

2. Light moves along what sort of lines?

3. What is another name for a neutron star?

4. A black hole results from a large star using up what type of fuel?

5. Gravity acts only upon what type of particles?

(see the answer key)

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