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Inventions That Changed Communities is a free printable Grade 3 to Grade 5 social studies worksheet on how an invention changed work and life, aligned to C3 Framework indicator D2.Eco.13.3-5. It prints 2 questions with an answer key on its own sheet of paper, in 25 versions that each ask different questions, so no two students in the class work from the same page. Print it from the browser or download it as a PDF — no account, no email.

Set 11 of 25 · the same problems every time you open this link.

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Set 1 has all 25 in a single PDF. All 25 sets ask different questions.

Inventions That Changed Communities

D2.Eco.13.3-5

NameDate

Draw a line from each invention to the change it made.

1.Draw a line from each one to its match.
  • Morse's telegraph, 1844
  • Daguerre's photographs, 1839
  • Ford's moving assembly line, 1913
  • Bell's telephone, 1876
  • A.Messages crossed long distances in minutes instead of weeks
  • B.People could talk to each other over long distances
  • C.Cars became cheap enough for many families to buy
  • D.Families could keep true pictures of people for the first time
2.Draw a line from each one to its match.
  • Pasteur's heating method, 1860s
  • Edison's electric light bulb, 1879
  • The Wright brothers' airplane, 1903
  • Salk's polio vaccine, 1955
  • A.People could travel by powered flight
  • B.Children were protected from a disease that could leave them unable to walk
  • C.Milk and other foods became safer and stayed fresh longer
  • D.Homes and streets could be lit without flames

LessonPrint · D2.Eco.13.3-5 · Set 11 · free to copy for classroom use

Answer key — Inventions That Changed Communities

Set 11. Prints on its own sheet.

  1. 1.1. Morse's telegraph, 1844 — A (Messages crossed long distances in minutes instead of weeks) 2. Daguerre's photographs, 1839 — D (Families could keep true pictures of people for the first time) 3. Ford's moving assembly line, 1913 — C (Cars became cheap enough for many families to buy) 4. Bell's telephone, 1876 — B (People could talk to each other over long distances)
  2. 2.1. Pasteur's heating method, 1860s — C (Milk and other foods became safer and stayed fresh longer) 2. Edison's electric light bulb, 1879 — D (Homes and streets could be lit without flames) 3. The Wright brothers' airplane, 1903 — A (People could travel by powered flight) 4. Salk's polio vaccine, 1955 — B (Children were protected from a disease that could leave them unable to walk)

Last reviewed 2026-09-05. Aligned to D2.Eco.13.3-5 of the C3 Framework for Social Studies State Standards.