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Class 4 GK Worksheet: Inventions and Inventors

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

Answer key

  1. X-rays
  2. do sums quickly
  3. True
  4. Wilhelm Röntgen
  5. hear the heartbeat
  6. False
  7. True
  8. False
  9. compass
  10. False
  11. False
  12. telescope
  13. True
  14. the telephone
  15. False
  16. penicillin
  17. True
  18. False
  19. the smallpox vaccine
  20. thermometer
  21. Alexander Graham Bell
  22. microscope
  23. True
  24. False
  25. Louis Braille
  26. True
  27. True
  28. True
  29. False
  30. raised-dot writing
  31. the first aeroplane
  32. clock
  33. False
  34. True
  35. stethoscope
  36. the printing press
  37. False
  38. False
  39. talk to people far away
  40. the Wright brothers

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