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.

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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.

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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.

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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.

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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.

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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.

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