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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 737 · 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.True or false: Louis Braille gave us raised-dot writing. (a) True (b) False
  2. 2.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  3. 3.What did Louis Braille give us? (a) the electric battery (b) penicillin (c) the smallpox vaccine (d) raised-dot writing
  4. 4.True or false: a printing press helps us hear the heartbeat. (a) True (b) False
  5. 5.True or false: Johannes Gutenberg gave us penicillin. (a) True (b) False
  6. 6.💡 Who gave us the first aeroplane? (a) Alexander Graham Bell (b) Johannes Gutenberg (c) Alessandro Volta (d) the Wright brothers
  7. 7.What does a printing press help us do? (a) print many books (b) tell the time (c) see faraway stars (d) hear the heartbeat
  8. 8.What does a stethoscope help us do? (a) hear the heartbeat (b) print many books (c) measure body temperature (d) see faraway stars
  9. 9.💡 Who gave us the smallpox vaccine? (a) René Laennec (b) the Wright brothers (c) Edward Jenner (d) Wilhelm Röntgen
  10. 10.💡 Who gave us the stethoscope? (a) René Laennec (b) Johannes Gutenberg (c) Edward Jenner (d) the Wright brothers
  11. 11.True or false: a microscope helps us see tiny germs. (a) True (b) False
  12. 12.🔧 Which invention helps us measure body temperature? (a) stethoscope (b) clock (c) calculator (d) thermometer
  13. 13.💡 Who gave us the electric battery? (a) Edward Jenner (b) Alexander Graham Bell (c) Alessandro Volta (d) René Laennec
  14. 14.What does a microscope help us do? (a) see tiny germs (b) see faraway stars (c) talk to people far away (d) measure body temperature
  15. 15.What does a calculator help us do? (a) see tiny germs (b) find directions (c) do sums quickly (d) measure body temperature
  16. 16.What did Alexander Fleming give us? (a) the telephone (b) penicillin (c) the printing press (d) raised-dot writing
  17. 17.True or false: Alessandro Volta gave us the electric battery. (a) True (b) False
  18. 18.True or false: a clock helps us tell the time. (a) True (b) False
  19. 19.What did Alexander Graham Bell give us? (a) raised-dot writing (b) the telephone (c) the electric battery (d) the first aeroplane
  20. 20.True or false: a telephone helps us do sums quickly. (a) False (b) True
  21. 21.What did the Wright brothers give us? (a) the first aeroplane (b) the telephone (c) penicillin (d) the electric battery
  22. 22.What did Edward Jenner give us? (a) X-rays (b) the smallpox vaccine (c) the electric battery (d) raised-dot writing
  23. 23.💡 Who gave us the printing press? (a) Alexander Fleming (b) Wilhelm Röntgen (c) Johannes Gutenberg (d) Alexander Graham Bell
  24. 24.🔧 Which invention helps us find directions? (a) telephone (b) thermometer (c) compass (d) microscope
  25. 25.True or false: a telescope helps us see faraway stars. (a) True (b) False
  26. 26.True or false: a compass helps us do sums quickly. (a) False (b) True
  27. 27.What did René Laennec give us? (a) X-rays (b) the stethoscope (c) the printing press (d) the first aeroplane
  28. 28.What did Wilhelm Röntgen give us? (a) the printing press (b) the electric battery (c) X-rays (d) the first aeroplane
  29. 29.True or false: a compass helps us find directions. (a) True (b) False
  30. 30.True or false: a stethoscope helps us see tiny germs. (a) True (b) False
  31. 31.True or false: a telephone helps us measure body temperature. (a) False (b) True
  32. 32.What does a telephone help us do? (a) see faraway stars (b) talk to people far away (c) see tiny germs (d) print many books
  33. 33.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  34. 34.What does a clock help us do? (a) print many books (b) tell the time (c) see tiny germs (d) find directions
  35. 35.🔧 Which invention helps us do sums quickly? (a) printing press (b) microscope (c) telescope (d) calculator
  36. 36.True or false: the Wright brothers gave us the smallpox vaccine. (a) False (b) True
  37. 37.🔧 Which invention helps us talk to people far away? (a) telephone (b) telescope (c) compass (d) thermometer
  38. 38.What did Johannes Gutenberg give us? (a) raised-dot writing (b) the printing press (c) the smallpox vaccine (d) the electric battery
  39. 39.True or false: a stethoscope helps us do sums quickly. (a) True (b) False
  40. 40.True or false: a telescope helps us measure body temperature. (a) True (b) False

Answer key

  1. True
  2. True
  3. raised-dot writing
  4. False
  5. False
  6. the Wright brothers
  7. print many books
  8. hear the heartbeat
  9. Edward Jenner
  10. René Laennec
  11. True
  12. thermometer
  13. Alessandro Volta
  14. see tiny germs
  15. do sums quickly
  16. penicillin
  17. True
  18. True
  19. the telephone
  20. False
  21. the first aeroplane
  22. the smallpox vaccine
  23. Johannes Gutenberg
  24. compass
  25. True
  26. False
  27. the stethoscope
  28. X-rays
  29. True
  30. False
  31. False
  32. talk to people far away
  33. True
  34. tell the time
  35. calculator
  36. False
  37. telephone
  38. the printing press
  39. False
  40. False

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