Over/Under: Science

Random Science or General Knowledge Quiz

Can you name the correct answers to these over/under questions (please read game note)?

Updated Jan 13, 2015

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Question and NumberActual is Over or UnderActual Number
# of the final Apollo mission: 13
Min. wind speed for EF5 tornado: 195 MPH
% volume of air that is oxygen: 36.7%
Human chromosome pairs: 46
Mean radius of the Earth: 2,822 miles
U.S. Patents held by Thomas Edison: 506
Atomic number of Hydrogen: 7
Known chemical elements: 103
Prime numbers lower than 20: 9
Time, in months, of elephant gestation: 18
% of Earth's surface that is water: 78%
Natural (proteinogenic) amino acids: 35
Question and NumberActual is Over or UnderActual Number
Stars in the Big Dipper: 11
Speed of sound (in 20° C dry air): 2,000 km/h
Permanent human teeth: 24
Ounces in a pound (US): 24
Avg. distance from Earth to Moon: 114,000 mi.
Celsius boiling point of water: 212°
Pints in a gallon (US): 6
Bones in the adult human skeleton: 148
Age of oldest confirmed human ever: 114
Simple machines: 8
Basic Trigonometric functions: 9
Transition metals: 22

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