1. No one has been able to satisfactorily explain how or ............... the Moon sporadically sparks.
2. The basic fiber-optics system is called a fiberscope, …………………. consists of two bundles of fibers.
3. Physicians can look into the lungs, heart and other areas that were formerly ……………….. to them.
4. ............... his highly individual conceptions of music and chaos, John Cage became a leading figure in avant-garde music.
5. Sanford Meisner ............... the Neighborhood Playhouse in New York City.
6. Experiments in the sonic imaging of moving objects ............... in both the United States and Europe well before the Second World War.
7. ............... billions and billions of stars exist in the vast space beyond our Milky Way galaxy.
8. ............... gene-bearing bodies within the nuclei of living organisms.
9. Abner Doubleday, ..............., was credited with the invention of baseball in 1839.
10. ............... photosynthesis were to stop, life would disappear from the planet Earth relatively quickly.
11. Each fiber in the bundle …………….. only a tiny fraction of the total image.
12. Antonio Gaudi, architect of Barcelona's Holy Family Church, died before seeing ............... the structure.
13. This is the factory ................................. at work.
14. America's first globe maker was James Wilson, who ................... and blacksmith in his earlier life.
15. Napoleon ................... the West Indian island of Santo Domingo in 1801.
YOUR TOTAL