2. Newton's first law expanded on the theory of inertia by asserting that an object stays in motion unless it is what?
(a) Magnetic.
(b) Tilted toward negative energy.
(c) Affected by radiation.
(d) Disrupted by another force.

3. What describes a lifestyle characterized by abstinence from various sorts of worldly pleasures often with the aim of pursuing religious and spiritual goals?
(a) Asceticism.
(b) Alchemy.
(c) Heliocentricism.
(d) Cosmology.

4. A spectrum analysis of what nebula proved that it was not gaseous but contained stars?
(a) The Andromeda nebula.
(b) The Halley nebula.
(c) The Kant nebula.
(d) The Aristotilian nebula.

5. Where was Charles Darwin from?
(a) England.
(b) Spain.
(c) France.
(d) Germany.

Short Answer Questions

1. Although the behavior of gravitation still holds in Einstein's theory of relativity, there is a breakdown when it comes to gravitational fields within what?

2. When was Isaac Newton born?

3. The author of "An Original Theory or New Hypothesis of the Universe" described the Milky Way as what?

4. The man who associated the red-shift of the galaxies with Einstein's relativity was a Belgian priest and mathematician named what?

5. When was Christopher Wren born?

(see the answer key)

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