Big Bang Theory Crossword Puzzle
QUESTIONS LIST: cosmology : the study of the nature and evolution of the universe, singularity : when all of the matter, energy, and space we could observe were compressed to an area of zero volume and infinite density, inflation : the universe's inflation, matter era : the temperature is less than 3000 k; over 1 million years after the big bang, electromagnetism : the interaction of electric currents or fields and magnetic fields, forces : fundamental _ - gravitational, electromagnetic, nuclear strong, weak, blue shift : the displacement of the spectrum of an approaching celestial body toward shorter wavelengths, dipole : a pair of equal and oppositely charged or magnetized poles separated by a distance, redshift : the displacement of the spectrum of an approaching celestial body toward longer wavelengths, cepheid : a variable star having a regular cycle of brightness with a frequency related to its luminosity, kelvin : the si base unit of thermodynamic temperature, photometer : an instrument for measuring the intensity of light, galaxy : a system of millions or billions of stars, together with gas and dust, held together by gravitational attraction.