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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 860 · 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 Alessandro Volta give us? (a) the electric battery (b) X-rays (c) the first aeroplane (d) raised-dot writing
  2. 2.🔧 Which invention helps us tell the time? (a) microscope (b) clock (c) calculator (d) printing press
  3. 3.True or false: a telescope helps us hear the heartbeat. (a) True (b) False
  4. 4.True or false: Alessandro Volta gave us the printing press. (a) False (b) True
  5. 5.What does a calculator help us do? (a) measure body temperature (b) do sums quickly (c) hear the heartbeat (d) talk to people far away
  6. 6.💡 Who gave us the electric battery? (a) Alessandro Volta (b) Alexander Graham Bell (c) Louis Braille (d) Edward Jenner
  7. 7.What does a clock help us do? (a) tell the time (b) do sums quickly (c) see tiny germs (d) hear the heartbeat
  8. 8.🔧 Which invention helps us see faraway stars? (a) thermometer (b) telescope (c) printing press (d) calculator
  9. 9.True or false: a stethoscope helps us see tiny germs. (a) False (b) True
  10. 10.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  11. 11.🔧 Which invention helps us talk to people far away? (a) telephone (b) compass (c) telescope (d) clock
  12. 12.💡 Who gave us X-rays? (a) Alessandro Volta (b) Alexander Graham Bell (c) René Laennec (d) Wilhelm Röntgen
  13. 13.True or false: a microscope helps us tell the time. (a) True (b) False
  14. 14.True or false: Alexander Fleming gave us the printing press. (a) False (b) True
  15. 15.What did Alexander Graham Bell give us? (a) the electric battery (b) the stethoscope (c) X-rays (d) the telephone
  16. 16.What did Johannes Gutenberg give us? (a) the stethoscope (b) the telephone (c) the printing press (d) raised-dot writing
  17. 17.What did the Wright brothers give us? (a) the first aeroplane (b) penicillin (c) the electric battery (d) the printing press
  18. 18.What did Alexander Fleming give us? (a) X-rays (b) the first aeroplane (c) penicillin (d) the smallpox vaccine
  19. 19.What does a stethoscope help us do? (a) do sums quickly (b) print many books (c) measure body temperature (d) hear the heartbeat
  20. 20.🔧 Which invention helps us print many books? (a) stethoscope (b) telephone (c) clock (d) printing press
  21. 21.True or false: a thermometer helps us print many books. (a) True (b) False
  22. 22.True or false: a microscope helps us see tiny germs. (a) False (b) True
  23. 23.What does a printing press help us do? (a) measure body temperature (b) talk to people far away (c) print many books (d) hear the heartbeat
  24. 24.What does a thermometer help us do? (a) see faraway stars (b) measure body temperature (c) talk to people far away (d) hear the heartbeat
  25. 25.What does a telescope help us do? (a) hear the heartbeat (b) do sums quickly (c) see faraway stars (d) find directions
  26. 26.What did René Laennec give us? (a) the electric battery (b) the stethoscope (c) the smallpox vaccine (d) raised-dot writing
  27. 27.🔧 Which invention helps us see tiny germs? (a) stethoscope (b) thermometer (c) microscope (d) clock
  28. 28.What does a microscope help us do? (a) measure body temperature (b) tell the time (c) talk to people far away (d) see tiny germs
  29. 29.💡 Who gave us raised-dot writing? (a) Alexander Fleming (b) Johannes Gutenberg (c) René Laennec (d) Louis Braille
  30. 30.🔧 Which invention helps us do sums quickly? (a) calculator (b) printing press (c) microscope (d) clock
  31. 31.What does a telephone help us do? (a) see faraway stars (b) do sums quickly (c) find directions (d) talk to people far away
  32. 32.True or false: a calculator helps us do sums quickly. (a) False (b) True
  33. 33.What did Wilhelm Röntgen give us? (a) the printing press (b) the first aeroplane (c) the stethoscope (d) X-rays
  34. 34.True or false: a compass helps us tell the time. (a) True (b) False
  35. 35.True or false: Johannes Gutenberg gave us X-rays. (a) False (b) True
  36. 36.True or false: a printing press helps us see tiny germs. (a) True (b) False
  37. 37.🔧 Which invention helps us measure body temperature? (a) compass (b) stethoscope (c) telescope (d) thermometer
  38. 38.💡 Who gave us the smallpox vaccine? (a) Louis Braille (b) Alessandro Volta (c) Edward Jenner (d) Johannes Gutenberg
  39. 39.True or false: a microscope helps us hear the heartbeat. (a) False (b) True
  40. 40.💡 Who gave us the printing press? (a) the Wright brothers (b) René Laennec (c) Louis Braille (d) Johannes Gutenberg

Answer key

  1. the electric battery
  2. clock
  3. False
  4. False
  5. do sums quickly
  6. Alessandro Volta
  7. tell the time
  8. telescope
  9. False
  10. True
  11. telephone
  12. Wilhelm Röntgen
  13. False
  14. False
  15. the telephone
  16. the printing press
  17. the first aeroplane
  18. penicillin
  19. hear the heartbeat
  20. printing press
  21. False
  22. True
  23. print many books
  24. measure body temperature
  25. see faraway stars
  26. the stethoscope
  27. microscope
  28. see tiny germs
  29. Louis Braille
  30. calculator
  31. talk to people far away
  32. True
  33. X-rays
  34. False
  35. False
  36. False
  37. thermometer
  38. Edward Jenner
  39. False
  40. Johannes Gutenberg

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