Discovered in 1930 this body has an estimated diameter of only 1473 miles
Pluto
By definition bacteria called anaerobes don't need this to live
Oxygen
This social science could best be described as the study of the earth
Geography
In biology an insectivore; in chemistry a measuring unit of very small things
Mole
The general theory of relativity is concerned with this universal force of attraction
Gravity
On May 31 2013 a 1.9-mile-wide one of these skimmed by the Earth at a distance of 3.6 million miles
Asteroid
There are 3 main types of these in the body--smooth striated & cardiac
Muscles
This social science gathers information from money related data. That is, from banks businesses, the stock market, and taxes
Economics
Just like mercury this element is a liquid at room temperature
Bromine
The universe could end with the Big Crunch meaning it collapses into one of these
Black Hole
These extremely hot eruptions in the Sun's atmosphere can cause communications problems on Earth
Solar Flares
These compounds are called the building blocks of protein
Amino Acids
A professional in this field would study how school children interact on the playground to study group behavior
Sociology
This state of matter is bypassed in sublimation
Liquid
Some versions of this 6-letter theory said that space-time had exactly 10 dimensions
String Theory
A 1990 photo of Earth taken by this space probe prompted Carl Sagan to call planet Earth a pale blue dot
Voyager 1
During this process an enzyme in yeast called zymase converts sugar into alcohol
Fermentation
A professional in this field would analyze the current election season
Political Science
This type of solid has 7 repeating symmetrical systems called lattices that include cubic & triclinic
Crystal
This unit of energy used in nuclear physics is so small a trillion of them equals the motion of a mosquito
(Hint you see the same acronym on hybrid vehicles)
Electron Volt
The only permanent feature on a comet is this central part
(Hint Available: -Half Points)
Nucleus
24-hour physiological cycle that regulates sleep & feeding
Circadian Rhythm
The study of human history and prehistory through the excavation of sites and the analysis of artifacts and other physical remains.
Archaeology
As a liquid this element symbol is amber-colored & used as a cleaning agent
Chlorine
This branch of physics deals with the structure & nature of cosmic bodies
Astrophysics