The telegraph had significant limitations as a means of communicating between ships
because _____, making it useless for anyone seeking to communicate with ships at sea.
its signal was too weak to travel across bodies of water
the telegraph signal was distorted by the electromagnetic spectrum
telegraph equipment was too cumbersome to be used aboard ship
Marconi realized that developing a way to send high-speed messages over great
distances would transform communication, _____.
commercial shipping, and the military
advertising, and the military
The person credited with making the first voice broadcast is ______.
The ______ was important to radio technology because it allowed radio signals to be
detected and amplified.
Which event led to the Radio Act of 1912 and required all radio stations on land or at
sea to be licensed and assigned special call letters?
Fessenden’s 1906 Christmas Eve transmission
The sinking of the Titanic
Lee De Forest’s Eiffel Tower broadcast
What did the government do with radio when the United States entered World War I in
1917?
Created a private monopoly
Closed down all amateur radio operations
Sold patents to Great Britain
Created National Public Radio