Light-Years of Progress Crossword
This printable crossword puzzle on the topic of World History (General) has 11 clues. Answers range from 7 to 19 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
Description
Who established a wireless link that allowed for the first radio waves to be sent?
Which innovation transformed factory systems?
Who invented the telephone?
Who invented the light bulb?
The Internal Combustion Engine was unsuitable until what was developed?
France and Germany were leaders in production of ______.
Where was the first public power station built?
The scientist with physics theories that many others could not understand.
Creator of the classical physics views that were being questioned by the late 19th century.
A method developed by Sigmund Freud to resolve a patient’s psychic conflict.
One of the major threats to churches and religion.
