Radio Eureka! CKLA 4th Grade, Unit 4

What was the impact of the radio on society in the 20th century?

• It had no impact
• It had a negative impact
• It had a positive impact
• It destroyed society

What was the role of the telegraph operator in sending messages?

• To tap out the message in code
• To deliver the message in person
• To write down the message
• To decode the message

What was the main reason families gathered in the evenings to listen to the radio?

• To communicate with others
• To listen to music
• To play games
• To watch TV together

What was the primary form of entertainment broadcasted on the radio in the 20th century?

• Movies
• TV shows
• Music
• Video games

What other technologies use the same electro-magnetic waves as the radio?

• Washing machines and refrigerators
• Cell phones, GPS, and radar
• Bikes and unicycles
• Cars and airplanes

What was the primary mode of communication before the telegraph was invented?

• Text messaging
• Mail
• Telephone
• Email

What was the first transcontinental electric telegraph completed by?

• Sprint
• Verizon
• AT&T
• Western Union Company

What was the main form of entertainment for most Americans in the 19th century?

• Playing video games
• Listening to the radio
• Watching TV
• Visiting neighbors

What was the impact of the telegraph on communication in the 19th century?

• It had no impact on communication
• It made communication faster
• It made communication more expensive
• It made communication more difficult

When did the first commercial radio station begin broadcasting?

• 1920
• 2000
• 1876
• 1987