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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 68 · 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: a calculator helps us print many books. (a) False (b) True
  2. 2.What does a thermometer help us do? (a) find directions (b) do sums quickly (c) measure body temperature (d) see tiny germs
  3. 3.What did Alexander Graham Bell give us? (a) the telephone (b) the printing press (c) the stethoscope (d) the first aeroplane
  4. 4.🔧 Which invention helps us measure body temperature? (a) telephone (b) calculator (c) thermometer (d) stethoscope
  5. 5.True or false: Alexander Fleming gave us raised-dot writing. (a) True (b) False
  6. 6.What does a clock help us do? (a) tell the time (b) hear the heartbeat (c) measure body temperature (d) print many books
  7. 7.What did the Wright brothers give us? (a) raised-dot writing (b) the first aeroplane (c) the printing press (d) the electric battery
  8. 8.💡 Who gave us the telephone? (a) Alexander Graham Bell (b) Edward Jenner (c) Louis Braille (d) Wilhelm Röntgen
  9. 9.💡 Who gave us the smallpox vaccine? (a) René Laennec (b) Edward Jenner (c) Alessandro Volta (d) the Wright brothers
  10. 10.💡 Who gave us raised-dot writing? (a) Louis Braille (b) Edward Jenner (c) Johannes Gutenberg (d) Alexander Fleming
  11. 11.True or false: a microscope helps us measure body temperature. (a) True (b) False
  12. 12.💡 Who gave us X-rays? (a) Wilhelm Röntgen (b) the Wright brothers (c) Alexander Graham Bell (d) René Laennec
  13. 13.What did Louis Braille give us? (a) the stethoscope (b) the telephone (c) raised-dot writing (d) X-rays
  14. 14.True or false: Alexander Fleming gave us the first aeroplane. (a) True (b) False
  15. 15.🔧 Which invention helps us see faraway stars? (a) printing press (b) calculator (c) telescope (d) thermometer
  16. 16.True or false: a compass helps us find directions. (a) False (b) True
  17. 17.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  18. 18.True or false: Louis Braille gave us the first aeroplane. (a) True (b) False
  19. 19.💡 Who gave us the stethoscope? (a) Edward Jenner (b) Wilhelm Röntgen (c) René Laennec (d) Alexander Fleming
  20. 20.True or false: a clock helps us tell the time. (a) False (b) True
  21. 21.🔧 Which invention helps us hear the heartbeat? (a) printing press (b) stethoscope (c) telephone (d) microscope
  22. 22.What does a telephone help us do? (a) do sums quickly (b) tell the time (c) talk to people far away (d) print many books
  23. 23.True or false: a thermometer helps us find directions. (a) False (b) True
  24. 24.What did Wilhelm Röntgen give us? (a) the telephone (b) the electric battery (c) X-rays (d) penicillin
  25. 25.🔧 Which invention helps us see tiny germs? (a) telescope (b) thermometer (c) microscope (d) telephone
  26. 26.True or false: a printing press helps us print many books. (a) True (b) False
  27. 27.💡 Who gave us the printing press? (a) Alexander Fleming (b) Alessandro Volta (c) Johannes Gutenberg (d) René Laennec
  28. 28.True or false: Alessandro Volta gave us the electric battery. (a) True (b) False
  29. 29.True or false: the Wright brothers gave us the printing press. (a) False (b) True
  30. 30.💡 Who gave us penicillin? (a) the Wright brothers (b) René Laennec (c) Alexander Fleming (d) Alexander Graham Bell
  31. 31.True or false: a calculator helps us talk to people far away. (a) False (b) True
  32. 32.🔧 Which invention helps us find directions? (a) thermometer (b) microscope (c) calculator (d) compass
  33. 33.💡 Who gave us the first aeroplane? (a) Alexander Fleming (b) the Wright brothers (c) René Laennec (d) Louis Braille
  34. 34.🔧 Which invention helps us talk to people far away? (a) microscope (b) telephone (c) clock (d) thermometer
  35. 35.🔧 Which invention helps us tell the time? (a) compass (b) printing press (c) clock (d) stethoscope
  36. 36.True or false: René Laennec gave us X-rays. (a) True (b) False
  37. 37.True or false: a microscope helps us do sums quickly. (a) False (b) True
  38. 38.True or false: a telescope helps us print many books. (a) True (b) False
  39. 39.💡 Who gave us the electric battery? (a) Edward Jenner (b) Alessandro Volta (c) Alexander Fleming (d) Alexander Graham Bell
  40. 40.What did Edward Jenner give us? (a) the printing press (b) penicillin (c) the smallpox vaccine (d) the first aeroplane

Answer key

  1. False
  2. measure body temperature
  3. the telephone
  4. thermometer
  5. False
  6. tell the time
  7. the first aeroplane
  8. Alexander Graham Bell
  9. Edward Jenner
  10. Louis Braille
  11. False
  12. Wilhelm Röntgen
  13. raised-dot writing
  14. False
  15. telescope
  16. True
  17. True
  18. False
  19. René Laennec
  20. True
  21. stethoscope
  22. talk to people far away
  23. False
  24. X-rays
  25. microscope
  26. True
  27. Johannes Gutenberg
  28. True
  29. False
  30. Alexander Fleming
  31. False
  32. compass
  33. the Wright brothers
  34. telephone
  35. clock
  36. False
  37. False
  38. False
  39. Alessandro Volta
  40. the smallpox vaccine

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