Determine the topic of the question. Question: "how much does a gold bar weigh?" Topic:
Ans: Gold bar

Determine the topic of the question. Question: "what is a ti 82??" Topic:
Ans: TI-82

Determine the topic of the question. Question: "when is halley's comet next?" Topic:
Ans: Halley's Comet

Determine the topic of the question. Question: "what county is erie colorado?" Topic:
Ans: Erie, Colorado