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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 678 · 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 electric battery? (a) René Laennec (b) Johannes Gutenberg (c) Alessandro Volta (d) the Wright brothers
  2. 2.True or false: a thermometer helps us tell the time. (a) False (b) True
  3. 3.What does a telescope help us do? (a) measure body temperature (b) see faraway stars (c) do sums quickly (d) find directions
  4. 4.💡 Who gave us the telephone? (a) Alessandro Volta (b) Johannes Gutenberg (c) Alexander Graham Bell (d) Wilhelm Röntgen
  5. 5.🔧 Which invention helps us see faraway stars? (a) calculator (b) stethoscope (c) telescope (d) compass
  6. 6.True or false: Louis Braille gave us raised-dot writing. (a) True (b) False
  7. 7.True or false: a thermometer helps us hear the heartbeat. (a) True (b) False
  8. 8.What does a clock help us do? (a) print many books (b) measure body temperature (c) tell the time (d) see faraway stars
  9. 9.What did Alexander Graham Bell give us? (a) X-rays (b) the electric battery (c) raised-dot writing (d) the telephone
  10. 10.🔧 Which invention helps us talk to people far away? (a) telephone (b) calculator (c) compass (d) thermometer
  11. 11.True or false: a microscope helps us talk to people far away. (a) True (b) False
  12. 12.True or false: a clock helps us tell the time. (a) False (b) True
  13. 13.🔧 Which invention helps us print many books? (a) microscope (b) calculator (c) printing press (d) clock
  14. 14.What did the Wright brothers give us? (a) the printing press (b) the first aeroplane (c) the telephone (d) the electric battery
  15. 15.💡 Who gave us the stethoscope? (a) Wilhelm Röntgen (b) René Laennec (c) Edward Jenner (d) Alessandro Volta
  16. 16.True or false: Alexander Fleming gave us the telephone. (a) True (b) False
  17. 17.What did Edward Jenner give us? (a) the smallpox vaccine (b) the first aeroplane (c) the printing press (d) the telephone
  18. 18.True or false: a calculator helps us do sums quickly. (a) False (b) True
  19. 19.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  20. 20.💡 Who gave us the first aeroplane? (a) the Wright brothers (b) Johannes Gutenberg (c) Wilhelm Röntgen (d) Alessandro Volta
  21. 21.💡 Who gave us the printing press? (a) René Laennec (b) Alexander Fleming (c) Alexander Graham Bell (d) Johannes Gutenberg
  22. 22.What does a microscope help us do? (a) see faraway stars (b) see tiny germs (c) do sums quickly (d) hear the heartbeat
  23. 23.🔧 Which invention helps us find directions? (a) telephone (b) clock (c) stethoscope (d) compass
  24. 24.What does a calculator help us do? (a) see faraway stars (b) see tiny germs (c) talk to people far away (d) do sums quickly
  25. 25.🔧 Which invention helps us tell the time? (a) thermometer (b) calculator (c) telephone (d) clock
  26. 26.🔧 Which invention helps us hear the heartbeat? (a) thermometer (b) telescope (c) stethoscope (d) calculator
  27. 27.True or false: Edward Jenner gave us raised-dot writing. (a) False (b) True
  28. 28.🔧 Which invention helps us see tiny germs? (a) stethoscope (b) calculator (c) printing press (d) microscope
  29. 29.💡 Who gave us X-rays? (a) Edward Jenner (b) Alexander Graham Bell (c) Alessandro Volta (d) Wilhelm Röntgen
  30. 30.🔧 Which invention helps us measure body temperature? (a) telephone (b) microscope (c) clock (d) thermometer
  31. 31.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  32. 32.What does a thermometer help us do? (a) print many books (b) talk to people far away (c) measure body temperature (d) see tiny germs
  33. 33.What did Alessandro Volta give us? (a) penicillin (b) the electric battery (c) the first aeroplane (d) raised-dot writing
  34. 34.True or false: a thermometer helps us measure body temperature. (a) False (b) True
  35. 35.True or false: a telephone helps us talk to people far away. (a) False (b) True
  36. 36.What did Johannes Gutenberg give us? (a) X-rays (b) the printing press (c) the electric battery (d) the smallpox vaccine
  37. 37.True or false: a stethoscope helps us find directions. (a) False (b) True
  38. 38.What did Wilhelm Röntgen give us? (a) X-rays (b) raised-dot writing (c) the electric battery (d) the first aeroplane
  39. 39.True or false: a telephone helps us hear the heartbeat. (a) True (b) False
  40. 40.What does a printing press help us do? (a) find directions (b) measure body temperature (c) print many books (d) talk to people far away

Answer key

  1. Alessandro Volta
  2. False
  3. see faraway stars
  4. Alexander Graham Bell
  5. telescope
  6. True
  7. False
  8. tell the time
  9. the telephone
  10. telephone
  11. False
  12. True
  13. printing press
  14. the first aeroplane
  15. René Laennec
  16. False
  17. the smallpox vaccine
  18. True
  19. True
  20. the Wright brothers
  21. Johannes Gutenberg
  22. see tiny germs
  23. compass
  24. do sums quickly
  25. clock
  26. stethoscope
  27. False
  28. microscope
  29. Wilhelm Röntgen
  30. thermometer
  31. True
  32. measure body temperature
  33. the electric battery
  34. True
  35. True
  36. the printing press
  37. False
  38. X-rays
  39. False
  40. print many books

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