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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 338 · 40 questions
TalentJR

Remember (Who and what for?): Telephone – Alexander Graham Bell, first aeroplane – the Wright brothers, printing press – Johannes Gutenberg, raised-dot writing – Louis Braille. Smallpox vaccine – Edward Jenner, penicillin – Alexander Fleming, stethoscope – René Laennec, electric battery – Alessandro Volta, X-rays – Wilhelm Röntgen. Uses: telephone – talk far away, thermometer – body temperature, compass – directions, telescope – faraway stars, microscope – tiny germs.

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  1. 1.What did Alexander Graham Bell give us? (a) the telephone (b) the smallpox vaccine (c) X-rays (d) the first aeroplane
  2. 2.What did René Laennec give us? (a) the telephone (b) the printing press (c) the stethoscope (d) X-rays
  3. 3.What does a calculator help us do? (a) measure body temperature (b) print many books (c) do sums quickly (d) tell the time
  4. 4.True or false: Johannes Gutenberg gave us the stethoscope. (a) True (b) False
  5. 5.True or false: the Wright brothers gave us the first aeroplane. (a) True (b) False
  6. 6.True or false: a telescope helps us talk to people far away. (a) False (b) True
  7. 7.True or false: a telescope helps us do sums quickly. (a) True (b) False
  8. 8.🔧 Which invention helps us talk to people far away? (a) telescope (b) stethoscope (c) clock (d) telephone
  9. 9.💡 Who gave us X-rays? (a) Wilhelm Röntgen (b) Johannes Gutenberg (c) René Laennec (d) Alessandro Volta
  10. 10.True or false: a clock helps us tell the time. (a) False (b) True
  11. 11.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  12. 12.True or false: a printing press helps us find directions. (a) False (b) True
  13. 13.🔧 Which invention helps us see faraway stars? (a) printing press (b) thermometer (c) microscope (d) telescope
  14. 14.💡 Who gave us the printing press? (a) the Wright brothers (b) Johannes Gutenberg (c) Alexander Graham Bell (d) Wilhelm Röntgen
  15. 15.What does a printing press help us do? (a) tell the time (b) see faraway stars (c) print many books (d) find directions
  16. 16.True or false: Johannes Gutenberg gave us the electric battery. (a) True (b) False
  17. 17.🔧 Which invention helps us print many books? (a) calculator (b) clock (c) compass (d) printing press
  18. 18.What did the Wright brothers give us? (a) the telephone (b) the first aeroplane (c) the electric battery (d) X-rays
  19. 19.What does a thermometer help us do? (a) find directions (b) hear the heartbeat (c) measure body temperature (d) see tiny germs
  20. 20.💡 Who gave us raised-dot writing? (a) Alexander Fleming (b) Alexander Graham Bell (c) Louis Braille (d) Edward Jenner
  21. 21.🔧 Which invention helps us tell the time? (a) stethoscope (b) calculator (c) telephone (d) clock
  22. 22.🔧 Which invention helps us hear the heartbeat? (a) printing press (b) microscope (c) stethoscope (d) telephone
  23. 23.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  24. 24.True or false: a printing press helps us talk to people far away. (a) True (b) False
  25. 25.True or false: René Laennec gave us the electric battery. (a) True (b) False
  26. 26.True or false: Louis Braille gave us the telephone. (a) False (b) True
  27. 27.💡 Who gave us the smallpox vaccine? (a) René Laennec (b) Alexander Fleming (c) Edward Jenner (d) Wilhelm Röntgen
  28. 28.True or false: a calculator helps us hear the heartbeat. (a) False (b) True
  29. 29.True or false: a telephone helps us print many books. (a) False (b) True
  30. 30.True or false: a calculator helps us see tiny germs. (a) False (b) True
  31. 31.💡 Who gave us the stethoscope? (a) Edward Jenner (b) René Laennec (c) Alessandro Volta (d) the Wright brothers
  32. 32.True or false: Alessandro Volta gave us the smallpox vaccine. (a) True (b) False
  33. 33.True or false: a compass helps us find directions. (a) True (b) False
  34. 34.True or false: a clock helps us talk to people far away. (a) True (b) False
  35. 35.What did Johannes Gutenberg give us? (a) the stethoscope (b) the printing press (c) X-rays (d) raised-dot writing
  36. 36.What does a stethoscope help us do? (a) do sums quickly (b) hear the heartbeat (c) see faraway stars (d) find directions
  37. 37.💡 Who gave us the first aeroplane? (a) Alexander Graham Bell (b) Louis Braille (c) the Wright brothers (d) René Laennec
  38. 38.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  39. 39.🔧 Which invention helps us measure body temperature? (a) thermometer (b) telescope (c) microscope (d) printing press
  40. 40.True or false: a telephone helps us talk to people far away. (a) False (b) True

Answer key

  1. the telephone
  2. the stethoscope
  3. do sums quickly
  4. False
  5. True
  6. False
  7. False
  8. telephone
  9. Wilhelm Röntgen
  10. True
  11. True
  12. False
  13. telescope
  14. Johannes Gutenberg
  15. print many books
  16. False
  17. printing press
  18. the first aeroplane
  19. measure body temperature
  20. Louis Braille
  21. clock
  22. stethoscope
  23. True
  24. False
  25. False
  26. False
  27. Edward Jenner
  28. False
  29. False
  30. False
  31. René Laennec
  32. False
  33. True
  34. False
  35. the printing press
  36. hear the heartbeat
  37. the Wright brothers
  38. True
  39. thermometer
  40. True

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