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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 219 · 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 Alessandro Volta give us? (a) the stethoscope (b) the electric battery (c) the printing press (d) raised-dot writing
  2. 2.What did Louis Braille give us? (a) penicillin (b) the smallpox vaccine (c) X-rays (d) raised-dot writing
  3. 3.🔧 Which invention helps us see tiny germs? (a) printing press (b) microscope (c) compass (d) telephone
  4. 4.🔧 Which invention helps us find directions? (a) compass (b) calculator (c) clock (d) telescope
  5. 5.💡 Who gave us the electric battery? (a) René Laennec (b) Wilhelm Röntgen (c) Alessandro Volta (d) Edward Jenner
  6. 6.🔧 Which invention helps us talk to people far away? (a) printing press (b) telephone (c) thermometer (d) compass
  7. 7.What did René Laennec give us? (a) the stethoscope (b) X-rays (c) the printing press (d) raised-dot writing
  8. 8.🔧 Which invention helps us tell the time? (a) printing press (b) clock (c) telescope (d) thermometer
  9. 9.What does a telephone help us do? (a) tell the time (b) do sums quickly (c) talk to people far away (d) print many books
  10. 10.💡 Who gave us raised-dot writing? (a) the Wright brothers (b) Alexander Graham Bell (c) Johannes Gutenberg (d) Louis Braille
  11. 11.💡 Who gave us the telephone? (a) Alexander Graham Bell (b) Edward Jenner (c) Louis Braille (d) Alexander Fleming
  12. 12.What does a calculator help us do? (a) do sums quickly (b) see tiny germs (c) hear the heartbeat (d) find directions
  13. 13.True or false: Alexander Fleming gave us penicillin. (a) True (b) False
  14. 14.True or false: a telescope helps us see faraway stars. (a) False (b) True
  15. 15.True or false: Edward Jenner gave us the electric battery. (a) False (b) True
  16. 16.True or false: a calculator helps us do sums quickly. (a) False (b) True
  17. 17.🔧 Which invention helps us print many books? (a) clock (b) calculator (c) printing press (d) stethoscope
  18. 18.💡 Who gave us penicillin? (a) Alessandro Volta (b) Alexander Graham Bell (c) Louis Braille (d) Alexander Fleming
  19. 19.🔧 Which invention helps us do sums quickly? (a) calculator (b) printing press (c) telephone (d) compass
  20. 20.True or false: a thermometer helps us hear the heartbeat. (a) True (b) False
  21. 21.💡 Who gave us the printing press? (a) Johannes Gutenberg (b) Alessandro Volta (c) Alexander Graham Bell (d) Alexander Fleming
  22. 22.What did Alexander Fleming give us? (a) raised-dot writing (b) the electric battery (c) the telephone (d) penicillin
  23. 23.True or false: a telephone helps us talk to people far away. (a) False (b) True
  24. 24.What did the Wright brothers give us? (a) the first aeroplane (b) the printing press (c) the telephone (d) the stethoscope
  25. 25.True or false: a telephone helps us hear the heartbeat. (a) False (b) True
  26. 26.True or false: the Wright brothers gave us the smallpox vaccine. (a) False (b) True
  27. 27.What did Johannes Gutenberg give us? (a) X-rays (b) the electric battery (c) penicillin (d) the printing press
  28. 28.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  29. 29.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  30. 30.What does a microscope help us do? (a) tell the time (b) see tiny germs (c) find directions (d) do sums quickly
  31. 31.What did Wilhelm Röntgen give us? (a) the telephone (b) the smallpox vaccine (c) the first aeroplane (d) X-rays
  32. 32.True or false: Alexander Graham Bell gave us the electric battery. (a) True (b) False
  33. 33.True or false: a stethoscope helps us see tiny germs. (a) True (b) False
  34. 34.💡 Who gave us the stethoscope? (a) Alexander Graham Bell (b) René Laennec (c) the Wright brothers (d) Louis Braille
  35. 35.What did Edward Jenner give us? (a) the smallpox vaccine (b) X-rays (c) the telephone (d) raised-dot writing
  36. 36.True or false: Louis Braille gave us raised-dot writing. (a) True (b) False
  37. 37.True or false: a printing press helps us tell the time. (a) False (b) True
  38. 38.🔧 Which invention helps us hear the heartbeat? (a) printing press (b) clock (c) thermometer (d) stethoscope
  39. 39.True or false: Johannes Gutenberg gave us X-rays. (a) True (b) False
  40. 40.What did Alexander Graham Bell give us? (a) the telephone (b) the printing press (c) the stethoscope (d) raised-dot writing

Answer key

  1. the electric battery
  2. raised-dot writing
  3. microscope
  4. compass
  5. Alessandro Volta
  6. telephone
  7. the stethoscope
  8. clock
  9. talk to people far away
  10. Louis Braille
  11. Alexander Graham Bell
  12. do sums quickly
  13. True
  14. True
  15. False
  16. True
  17. printing press
  18. Alexander Fleming
  19. calculator
  20. False
  21. Johannes Gutenberg
  22. penicillin
  23. True
  24. the first aeroplane
  25. False
  26. False
  27. the printing press
  28. True
  29. True
  30. see tiny germs
  31. X-rays
  32. False
  33. False
  34. René Laennec
  35. the smallpox vaccine
  36. True
  37. False
  38. stethoscope
  39. False
  40. the telephone

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