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4.
Elements (Periodic Table)
8.
State Capitals
Harrisburg, Pennsylvania
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9.
Presidents of the United States
11.
Parts of a Plant Cell
12.
Years in the Civil War
13.
Sports in the Summer Olympics
14.
Correct Mathematical Formulas/Theorms
Point-Slope Formula: y1 + y2 = m(x1 - x2)
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Slope Formula: m = (y1 - y2)/(x1 - x2)
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Pythagorean Theorm: a(squared) + b(squared) = c(squared)
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Quadratic Formula: (-b Squ.rt(b(squared) - 4ac))/2a
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15.
Letters of the Greek Alphabet
17.
Books in the Harry Potter Series
Harry Potter and the Half-Blood Princess
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Harry Potter and the Sorcerer's Stone
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Harry Potter and the Globet of Fire
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Harry Potter and the Order of the Phoenix
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19.
Fruits (Scientifically)
21.
Traditional 2-Player Board Games
23.
"Hello" in Other Languages (Not other Greetings!)
24.
Companies Launched Before 2000