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Random Science or Chemistry Quiz

'H' in Science Quiz Stats

 Plays Quiz Updated Feb 28, 2017

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5 Plays Today
Question Answer % Correct
What element is first on the Periodic Table?Hydrogen
97.8%
What term refers to an organism that eats only plants?Herbivore
89.9%
In what unit is frequency measured?Hertz
89%
The first step in the scientific method is to form a what, which is often an educated guess?Hypothesis
88.7%
The Mohs Scale, ranging from Talc (1) to Diamond (10), measures what information about a mineral?Hardness
85.3%
What term refers to the period over which a substance decays by 50%?Half-Life
84.1%
What term refers to the amount of water vapor present in the air?Humidity
83.7%
Andrew, Ike, and Katrina are names of what meteorological phenomena?Hurricanes
83.5%
After which American astronomer is the telescope launched by Discovery in 1990 named?Hubble
81.3%
What astronomical entity is visible from Earth every 76 to 77 years?Halley's Comet
74.9%
Question Answer % Correct
What psychological disease is characterized by excessive preoccupation or worry about being sick?Hypochondria
69.9%
What theory, pioneered by Nicolaus Copernicus, stated that the sun was the center of the solar system?Heliocentrism
63.7%
What is the generic name for the non-metallic elements in Group 17 of the Periodic Table?Halogens
57.2%
Whose uncertainty principle states that one can either know the location or velocity of an electron, but not both?Heisenberg
44.8%
What term refers to the property of a system that regulates its internal environment to remain stable?Homeostasis
39.9%
What recently confirmed elementary particle is used to explain spontaneous breaking of electroweak symmetry?Higgs Boson
38.6%
What process comes from the Greek for, literally, 'separation by water'?Hydrolysis
37.8%
What portion of the brain is responsible for most activities of the autonomic nervous system?Hypothalamus
33.6%
What term signifies a substance that lacks uniformity in composition or character?Heterogeneous
24.3%
Baryons and mesons are the two families of what quark-comprised composite particles?Hadrons
24%

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