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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 141 · 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.💡 Who gave us the first aeroplane? (a) Alessandro Volta (b) the Wright brothers (c) Louis Braille (d) Edward Jenner
  2. 2.True or false: a telescope helps us see tiny germs. (a) True (b) False
  3. 3.True or false: a clock helps us find directions. (a) True (b) False
  4. 4.True or false: Alexander Fleming gave us the electric battery. (a) True (b) False
  5. 5.What did Louis Braille give us? (a) penicillin (b) raised-dot writing (c) the telephone (d) X-rays
  6. 6.True or false: Alessandro Volta gave us the electric battery. (a) True (b) False
  7. 7.💡 Who gave us the telephone? (a) Alexander Fleming (b) Louis Braille (c) Johannes Gutenberg (d) Alexander Graham Bell
  8. 8.What did Edward Jenner give us? (a) the printing press (b) raised-dot writing (c) the smallpox vaccine (d) X-rays
  9. 9.💡 Who gave us the stethoscope? (a) Wilhelm Röntgen (b) Louis Braille (c) René Laennec (d) Johannes Gutenberg
  10. 10.💡 Who gave us the printing press? (a) Louis Braille (b) Wilhelm Röntgen (c) Johannes Gutenberg (d) the Wright brothers
  11. 11.💡 Who gave us penicillin? (a) Alexander Fleming (b) Edward Jenner (c) the Wright brothers (d) Johannes Gutenberg
  12. 12.🔧 Which invention helps us tell the time? (a) calculator (b) clock (c) compass (d) thermometer
  13. 13.What did Alessandro Volta give us? (a) the electric battery (b) the printing press (c) the telephone (d) the stethoscope
  14. 14.True or false: Alexander Fleming gave us raised-dot writing. (a) True (b) False
  15. 15.What does a stethoscope help us do? (a) talk to people far away (b) do sums quickly (c) hear the heartbeat (d) see tiny germs
  16. 16.💡 Who gave us the electric battery? (a) Edward Jenner (b) René Laennec (c) Alessandro Volta (d) the Wright brothers
  17. 17.🔧 Which invention helps us measure body temperature? (a) compass (b) telephone (c) thermometer (d) stethoscope
  18. 18.🔧 Which invention helps us see faraway stars? (a) stethoscope (b) telescope (c) compass (d) telephone
  19. 19.What did Johannes Gutenberg give us? (a) raised-dot writing (b) the smallpox vaccine (c) the electric battery (d) the printing press
  20. 20.🔧 Which invention helps us talk to people far away? (a) clock (b) calculator (c) thermometer (d) telephone
  21. 21.🔧 Which invention helps us see tiny germs? (a) telescope (b) microscope (c) telephone (d) calculator
  22. 22.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  23. 23.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  24. 24.True or false: Wilhelm Röntgen gave us the smallpox vaccine. (a) True (b) False
  25. 25.True or false: a telephone helps us print many books. (a) False (b) True
  26. 26.🔧 Which invention helps us find directions? (a) compass (b) printing press (c) microscope (d) calculator
  27. 27.💡 Who gave us X-rays? (a) René Laennec (b) Edward Jenner (c) Alexander Graham Bell (d) Wilhelm Röntgen
  28. 28.True or false: a stethoscope helps us print many books. (a) True (b) False
  29. 29.What does a compass help us do? (a) find directions (b) see faraway stars (c) measure body temperature (d) hear the heartbeat
  30. 30.💡 Who gave us the smallpox vaccine? (a) Alessandro Volta (b) Edward Jenner (c) René Laennec (d) Alexander Graham Bell
  31. 31.What does a printing press help us do? (a) see faraway stars (b) hear the heartbeat (c) see tiny germs (d) print many books
  32. 32.What did Wilhelm Röntgen give us? (a) the telephone (b) raised-dot writing (c) X-rays (d) the stethoscope
  33. 33.True or false: a thermometer helps us tell the time. (a) True (b) False
  34. 34.What does a telephone help us do? (a) tell the time (b) talk to people far away (c) see tiny germs (d) find directions
  35. 35.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  36. 36.True or false: Edward Jenner gave us the smallpox vaccine. (a) True (b) False
  37. 37.True or false: Alessandro Volta gave us X-rays. (a) False (b) True
  38. 38.What does a microscope help us do? (a) tell the time (b) see tiny germs (c) do sums quickly (d) talk to people far away
  39. 39.True or false: Alexander Graham Bell gave us the electric battery. (a) False (b) True
  40. 40.What did Alexander Graham Bell give us? (a) the first aeroplane (b) X-rays (c) the smallpox vaccine (d) the telephone

Answer key

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

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