Statistics for Science by Letter - A

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Hint	Answer	% Correct
One who explores space	Astronaut	89%
Rocky objects flying through space	Asteroid	87%
Force = Mass x ______	Acceleration	86%
The study of celestial objects and the universe	Astronomy	84%
The smallest constituent unit of ordinary matter	Atom	84%
"Northern Lights"	Aurora Borealis	80%
-273.15ºC	Absolute Zero	78%
A layer of gases surrounding a planet or a celestial body	Atmosphere	76%
Nearest galaxy to the Milky Way	Andromeda	74%
	Argon	71%
	Aluminum	54%
	Arsenic	49%
A blind-ended tube connected to the large intestine	Appendix	47%
Region of billions of ^^^	Asteroid Belt	39%
	Americium	29%
	Antimony	27%
	Astatine	26%
Elements that start with 'A'	Actinium	20%
Used to measure wind speed	Anemometer	19%
Group of 15 metallic elements	Actinides	12%