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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 111 · 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: the Wright brothers gave us the first aeroplane. (a) True (b) False
  2. 2.What did René Laennec give us? (a) the smallpox vaccine (b) the stethoscope (c) the printing press (d) raised-dot writing
  3. 3.💡 Who gave us raised-dot writing? (a) the Wright brothers (b) Alexander Fleming (c) René Laennec (d) Louis Braille
  4. 4.🔧 Which invention helps us find directions? (a) thermometer (b) compass (c) stethoscope (d) telescope
  5. 5.True or false: Johannes Gutenberg gave us X-rays. (a) True (b) False
  6. 6.🔧 Which invention helps us do sums quickly? (a) telescope (b) stethoscope (c) calculator (d) printing press
  7. 7.🔧 Which invention helps us hear the heartbeat? (a) compass (b) telephone (c) printing press (d) stethoscope
  8. 8.💡 Who gave us the telephone? (a) Alexander Graham Bell (b) Edward Jenner (c) Alessandro Volta (d) Johannes Gutenberg
  9. 9.True or false: Alexander Fleming gave us the smallpox vaccine. (a) False (b) True
  10. 10.What did Alexander Fleming give us? (a) the smallpox vaccine (b) X-rays (c) penicillin (d) the electric battery
  11. 11.What did Alexander Graham Bell give us? (a) the printing press (b) the electric battery (c) the telephone (d) the stethoscope
  12. 12.🔧 Which invention helps us print many books? (a) telescope (b) clock (c) printing press (d) microscope
  13. 13.What did Louis Braille give us? (a) X-rays (b) the telephone (c) penicillin (d) raised-dot writing
  14. 14.🔧 Which invention helps us tell the time? (a) compass (b) clock (c) microscope (d) telephone
  15. 15.💡 Who gave us the smallpox vaccine? (a) Louis Braille (b) Edward Jenner (c) Alexander Graham Bell (d) Alessandro Volta
  16. 16.What did Alessandro Volta give us? (a) the electric battery (b) the printing press (c) the smallpox vaccine (d) the telephone
  17. 17.💡 Who gave us the stethoscope? (a) Alexander Fleming (b) Alexander Graham Bell (c) René Laennec (d) the Wright brothers
  18. 18.What does a telephone help us do? (a) print many books (b) see tiny germs (c) talk to people far away (d) hear the heartbeat
  19. 19.🔧 Which invention helps us talk to people far away? (a) thermometer (b) calculator (c) telescope (d) telephone
  20. 20.True or false: a stethoscope helps us print many books. (a) True (b) False
  21. 21.True or false: a telephone helps us talk to people far away. (a) False (b) True
  22. 22.True or false: a clock helps us do sums quickly. (a) False (b) True
  23. 23.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  24. 24.True or false: a telephone helps us print many books. (a) False (b) True
  25. 25.What does a compass help us do? (a) tell the time (b) talk to people far away (c) find directions (d) do sums quickly
  26. 26.True or false: a thermometer helps us talk to people far away. (a) False (b) True
  27. 27.True or false: a telescope helps us tell the time. (a) True (b) False
  28. 28.True or false: a calculator helps us tell the time. (a) False (b) True
  29. 29.True or false: Alexander Graham Bell gave us the first aeroplane. (a) True (b) False
  30. 30.💡 Who gave us the printing press? (a) Alexander Graham Bell (b) Wilhelm Röntgen (c) Johannes Gutenberg (d) Alessandro Volta
  31. 31.What does a stethoscope help us do? (a) talk to people far away (b) see faraway stars (c) do sums quickly (d) hear the heartbeat
  32. 32.True or false: a clock helps us hear the heartbeat. (a) False (b) True
  33. 33.True or false: the Wright brothers gave us the printing press. (a) True (b) False
  34. 34.True or false: Alexander Fleming gave us the first aeroplane. (a) True (b) False
  35. 35.True or false: a telephone helps us do sums quickly. (a) False (b) True
  36. 36.🔧 Which invention helps us see faraway stars? (a) calculator (b) thermometer (c) stethoscope (d) telescope
  37. 37.True or false: a clock helps us tell the time. (a) True (b) False
  38. 38.What did Edward Jenner give us? (a) the stethoscope (b) the telephone (c) the first aeroplane (d) the smallpox vaccine
  39. 39.🔧 Which invention helps us measure body temperature? (a) calculator (b) compass (c) thermometer (d) printing press
  40. 40.🔧 Which invention helps us see tiny germs? (a) stethoscope (b) microscope (c) compass (d) telephone

Answer key

  1. True
  2. the stethoscope
  3. Louis Braille
  4. compass
  5. False
  6. calculator
  7. stethoscope
  8. Alexander Graham Bell
  9. False
  10. penicillin
  11. the telephone
  12. printing press
  13. raised-dot writing
  14. clock
  15. Edward Jenner
  16. the electric battery
  17. René Laennec
  18. talk to people far away
  19. telephone
  20. False
  21. True
  22. False
  23. True
  24. False
  25. find directions
  26. False
  27. False
  28. False
  29. False
  30. Johannes Gutenberg
  31. hear the heartbeat
  32. False
  33. False
  34. False
  35. False
  36. telescope
  37. True
  38. the smallpox vaccine
  39. thermometer
  40. microscope

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