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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 400 · 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.

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

Answer key

  1. True
  2. compass
  3. False
  4. False
  5. clock
  6. Louis Braille
  7. the telephone
  8. True
  9. True
  10. False
  11. printing press
  12. False
  13. penicillin
  14. True
  15. find directions
  16. telescope
  17. True
  18. Alexander Fleming
  19. Alexander Graham Bell
  20. print many books
  21. False
  22. True
  23. the smallpox vaccine
  24. see faraway stars
  25. False
  26. the electric battery
  27. False
  28. True
  29. False
  30. Wilhelm Röntgen
  31. False
  32. Alessandro Volta
  33. X-rays
  34. tell the time
  35. René Laennec
  36. thermometer
  37. the first aeroplane
  38. the printing press
  39. telephone
  40. True

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