Compare and Contrast Advancements in Technology

What is the main idea of Thomas Edison, A Curious Mind?

• Edison invented the lightbulb.

• Edison was from Ohio.

• Edison's curiosity helped him become one of the greatest inventors of all time.

• Edison invented the phonograph.

Which detail supports this main idea?

Edison's curiosity helped him become one of the greatest inventors of all time.

• Edison started asking many questions about how things worked.

• He worked as a telegraph operator

• Edison's lab tested thousands of ideas.

• He hired other inventors to help him test new inventions.

What is the main idea of From Phones Calls to Video Chat?

• The telephone has been through many changes thanks to advancements in technology.

• Bell invented the telephone.

• Cell Phones became more affordable.

• When telephones were first installed in homes, people could only make calls directly.

The telephone has been through many changes thanks to advancements in technology.

Which relevant details support this main idea?

• People did not understand how electrical machines worked.

• Others did not see the usefulness of telephones.

• The telephone was a strange new concept.

• When phones were first installed, people could only make calls indirectly. By the 1920's people could dial numbers directly.

The telephone has been through many changes thanks to advancements in technology.

Which relevant detail supports this main idea?

• Another important development came along in 1983, the world's first cell phone.

• Bell Telephone showed resourcefulness.

• There have been more cell phones than people on Earth.

• Alexander Graham Bell was the inventor of the first telephone.

How are the main ideas and relevant details similar or different in the passages?

• From Phone Calls to Video Chat explains how advancements in technology improved the cell phone.

  Thomas Edison, A Curious Mind explains how being curious helped Edison become a very famous inventor.

• Both stories explain how the light bulb was invented.

• Both stories explain how the telephone was invented.

• Both passages explain how an inventor helped to improve technology.