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100

Who was involved in the coffeehouse discussion?

Robert Hooke, Edmond Halley, and Christopher Wren

100

What more did Halley's question accomplish?

Halley's question had given Newton a motive.

100

A temporary break from some activity, job, or responsibility 

hiatus

100

A group of rooms often in a hotel

suite

200

Where did Halley go?

Cambridge

200

What did Newton do then?

He produced one of the greatest books in the history of science.

200

An adjective meaning secret, hidden

 clandestine

200

The corridor in an airplane or supermarket

aisle

300

Whom did he visit?

Isaac Newton

300

Newton's book had what name?

Mathematical Principles of Natural Philosophy

300

A synonym for location, place, area

locale

300

A high-ranking military officer, one rank below general

colonel

400

What did he ask?

Would an inverse square law of gravity give rise to elliptical orbits?

400

When was it published?

1687

400

The personification of a characteristic

epitome

400

A transition from one topic to another

segue

500

What was his answer?

A paper which showed that an inverse square law of gravity did indeed imply elliptical planetary orbits

500

What did Newton's book demonstrate?

He demonstrated how his principle of universal gravitation could explain the motions of both earthly and celestial bodies.

500

A confused fight or skirmish

melee 

500

A long, high-pitched complaining cry.

whine

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