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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 932 · 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: a printing press helps us print many books. (a) False (b) True
  2. 2.What does a compass help us do? (a) see faraway stars (b) measure body temperature (c) hear the heartbeat (d) find directions
  3. 3.💡 Who gave us penicillin? (a) Alexander Graham Bell (b) Johannes Gutenberg (c) Louis Braille (d) Alexander Fleming
  4. 4.💡 Who gave us the printing press? (a) Edward Jenner (b) Louis Braille (c) Johannes Gutenberg (d) Alexander Fleming
  5. 5.True or false: Alexander Fleming gave us the electric battery. (a) True (b) False
  6. 6.What did Alessandro Volta give us? (a) raised-dot writing (b) the smallpox vaccine (c) the electric battery (d) the printing press
  7. 7.True or false: Louis Braille gave us raised-dot writing. (a) True (b) False
  8. 8.True or false: a clock helps us do sums quickly. (a) True (b) False
  9. 9.🔧 Which invention helps us find directions? (a) calculator (b) compass (c) microscope (d) stethoscope
  10. 10.True or false: a compass helps us find directions. (a) False (b) True
  11. 11.🔧 Which invention helps us see faraway stars? (a) printing press (b) stethoscope (c) telephone (d) telescope
  12. 12.💡 Who gave us the telephone? (a) Johannes Gutenberg (b) the Wright brothers (c) Alessandro Volta (d) Alexander Graham Bell
  13. 13.💡 Who gave us the stethoscope? (a) Alexander Graham Bell (b) Wilhelm Röntgen (c) René Laennec (d) Edward Jenner
  14. 14.True or false: Wilhelm Röntgen gave us the first aeroplane. (a) False (b) True
  15. 15.🔧 Which invention helps us see tiny germs? (a) microscope (b) printing press (c) clock (d) compass
  16. 16.True or false: a telescope helps us tell the time. (a) False (b) True
  17. 17.What does a microscope help us do? (a) see tiny germs (b) print many books (c) find directions (d) see faraway stars
  18. 18.What does a calculator help us do? (a) talk to people far away (b) print many books (c) do sums quickly (d) hear the heartbeat
  19. 19.True or false: René Laennec gave us the first aeroplane. (a) False (b) True
  20. 20.True or false: a calculator helps us do sums quickly. (a) False (b) True
  21. 21.True or false: a compass helps us see tiny germs. (a) True (b) False
  22. 22.What did Louis Braille give us? (a) the telephone (b) penicillin (c) the first aeroplane (d) raised-dot writing
  23. 23.True or false: a telephone helps us measure body temperature. (a) True (b) False
  24. 24.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  25. 25.What does a printing press help us do? (a) tell the time (b) hear the heartbeat (c) find directions (d) print many books
  26. 26.💡 Who gave us the electric battery? (a) Wilhelm Röntgen (b) Alexander Fleming (c) Alessandro Volta (d) Alexander Graham Bell
  27. 27.💡 Who gave us the first aeroplane? (a) the Wright brothers (b) Johannes Gutenberg (c) Alexander Fleming (d) René Laennec
  28. 28.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  29. 29.🔧 Which invention helps us tell the time? (a) telephone (b) clock (c) microscope (d) stethoscope
  30. 30.True or false: a microscope helps us do sums quickly. (a) True (b) False
  31. 31.💡 Who gave us the smallpox vaccine? (a) Alexander Graham Bell (b) Edward Jenner (c) the Wright brothers (d) Alessandro Volta
  32. 32.True or false: René Laennec gave us the telephone. (a) False (b) True
  33. 33.True or false: a microscope helps us hear the heartbeat. (a) False (b) True
  34. 34.True or false: a printing press helps us see faraway stars. (a) True (b) False
  35. 35.What does a telescope help us do? (a) hear the heartbeat (b) print many books (c) tell the time (d) see faraway stars
  36. 36.🔧 Which invention helps us talk to people far away? (a) telephone (b) telescope (c) printing press (d) compass
  37. 37.🔧 Which invention helps us hear the heartbeat? (a) stethoscope (b) thermometer (c) microscope (d) clock
  38. 38.What did Alexander Graham Bell give us? (a) the telephone (b) raised-dot writing (c) X-rays (d) the electric battery
  39. 39.What did Edward Jenner give us? (a) the electric battery (b) the smallpox vaccine (c) X-rays (d) raised-dot writing
  40. 40.What did Wilhelm Röntgen give us? (a) penicillin (b) the electric battery (c) the first aeroplane (d) X-rays

Answer key

  1. True
  2. find directions
  3. Alexander Fleming
  4. Johannes Gutenberg
  5. False
  6. the electric battery
  7. True
  8. False
  9. compass
  10. True
  11. telescope
  12. Alexander Graham Bell
  13. René Laennec
  14. False
  15. microscope
  16. False
  17. see tiny germs
  18. do sums quickly
  19. False
  20. True
  21. False
  22. raised-dot writing
  23. False
  24. True
  25. print many books
  26. Alessandro Volta
  27. the Wright brothers
  28. True
  29. clock
  30. False
  31. Edward Jenner
  32. False
  33. False
  34. False
  35. see faraway stars
  36. telephone
  37. stethoscope
  38. the telephone
  39. the smallpox vaccine
  40. X-rays

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