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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 725 · 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 Edward Jenner give us? (a) raised-dot writing (b) the first aeroplane (c) the smallpox vaccine (d) the printing press
  2. 2.True or false: a printing press helps us print many books. (a) True (b) False
  3. 3.What did the Wright brothers give us? (a) the printing press (b) the first aeroplane (c) penicillin (d) the electric battery
  4. 4.💡 Who gave us X-rays? (a) René Laennec (b) Wilhelm Röntgen (c) Alessandro Volta (d) Louis Braille
  5. 5.What does a thermometer help us do? (a) measure body temperature (b) print many books (c) talk to people far away (d) tell the time
  6. 6.What did Alexander Graham Bell give us? (a) the printing press (b) the telephone (c) the first aeroplane (d) X-rays
  7. 7.💡 Who gave us the printing press? (a) Johannes Gutenberg (b) Alexander Fleming (c) Alexander Graham Bell (d) Alessandro Volta
  8. 8.What did Johannes Gutenberg give us? (a) the telephone (b) the printing press (c) the first aeroplane (d) the smallpox vaccine
  9. 9.True or false: a printing press helps us tell the time. (a) False (b) True
  10. 10.🔧 Which invention helps us hear the heartbeat? (a) thermometer (b) telephone (c) stethoscope (d) calculator
  11. 11.💡 Who gave us the first aeroplane? (a) Louis Braille (b) René Laennec (c) the Wright brothers (d) Johannes Gutenberg
  12. 12.True or false: Alexander Fleming gave us the electric battery. (a) False (b) True
  13. 13.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  14. 14.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  15. 15.What does a telephone help us do? (a) talk to people far away (b) tell the time (c) hear the heartbeat (d) see faraway stars
  16. 16.What did Wilhelm Röntgen give us? (a) raised-dot writing (b) X-rays (c) the smallpox vaccine (d) the printing press
  17. 17.True or false: Alessandro Volta gave us the telephone. (a) False (b) True
  18. 18.🔧 Which invention helps us tell the time? (a) printing press (b) clock (c) calculator (d) stethoscope
  19. 19.True or false: René Laennec gave us the electric battery. (a) False (b) True
  20. 20.🔧 Which invention helps us see tiny germs? (a) compass (b) stethoscope (c) calculator (d) microscope
  21. 21.🔧 Which invention helps us see faraway stars? (a) thermometer (b) calculator (c) telescope (d) stethoscope
  22. 22.True or false: a calculator helps us print many books. (a) False (b) True
  23. 23.What does a calculator help us do? (a) talk to people far away (b) see faraway stars (c) see tiny germs (d) do sums quickly
  24. 24.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  25. 25.True or false: Louis Braille gave us the first aeroplane. (a) True (b) False
  26. 26.True or false: a microscope helps us see tiny germs. (a) False (b) True
  27. 27.True or false: the Wright brothers gave us penicillin. (a) True (b) False
  28. 28.True or false: Alessandro Volta gave us the printing press. (a) False (b) True
  29. 29.True or false: the Wright brothers gave us the electric battery. (a) False (b) True
  30. 30.What does a stethoscope help us do? (a) measure body temperature (b) print many books (c) hear the heartbeat (d) see tiny germs
  31. 31.What does a printing press help us do? (a) talk to people far away (b) print many books (c) measure body temperature (d) find directions
  32. 32.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  33. 33.True or false: the Wright brothers gave us the smallpox vaccine. (a) True (b) False
  34. 34.What does a clock help us do? (a) see faraway stars (b) tell the time (c) do sums quickly (d) hear the heartbeat
  35. 35.💡 Who gave us raised-dot writing? (a) Louis Braille (b) Alessandro Volta (c) René Laennec (d) Alexander Graham Bell
  36. 36.True or false: Edward Jenner gave us penicillin. (a) False (b) True
  37. 37.What does a microscope help us do? (a) find directions (b) see tiny germs (c) hear the heartbeat (d) do sums quickly
  38. 38.True or false: a clock helps us tell the time. (a) True (b) False
  39. 39.💡 Who gave us the electric battery? (a) Louis Braille (b) Alexander Graham Bell (c) the Wright brothers (d) Alessandro Volta
  40. 40.💡 Who gave us the telephone? (a) René Laennec (b) Louis Braille (c) Edward Jenner (d) Alexander Graham Bell

Answer key

  1. the smallpox vaccine
  2. True
  3. the first aeroplane
  4. Wilhelm Röntgen
  5. measure body temperature
  6. the telephone
  7. Johannes Gutenberg
  8. the printing press
  9. False
  10. stethoscope
  11. the Wright brothers
  12. False
  13. True
  14. True
  15. talk to people far away
  16. X-rays
  17. False
  18. clock
  19. False
  20. microscope
  21. telescope
  22. False
  23. do sums quickly
  24. True
  25. False
  26. True
  27. False
  28. False
  29. False
  30. hear the heartbeat
  31. print many books
  32. True
  33. False
  34. tell the time
  35. Louis Braille
  36. False
  37. see tiny germs
  38. True
  39. Alessandro Volta
  40. Alexander Graham Bell

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