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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 404 · 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 does a microscope help us do? (a) tell the time (b) measure body temperature (c) see faraway stars (d) see tiny germs
  2. 2.💡 Who gave us the stethoscope? (a) Alessandro Volta (b) Louis Braille (c) René Laennec (d) Wilhelm Röntgen
  3. 3.💡 Who gave us penicillin? (a) Alexander Fleming (b) Edward Jenner (c) the Wright brothers (d) Alexander Graham Bell
  4. 4.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  5. 5.What does a clock help us do? (a) print many books (b) tell the time (c) hear the heartbeat (d) see tiny germs
  6. 6.💡 Who gave us the telephone? (a) Edward Jenner (b) Alexander Graham Bell (c) Johannes Gutenberg (d) Alessandro Volta
  7. 7.True or false: a printing press helps us print many books. (a) False (b) True
  8. 8.🔧 Which invention helps us measure body temperature? (a) thermometer (b) clock (c) stethoscope (d) microscope
  9. 9.True or false: Johannes Gutenberg gave us the stethoscope. (a) False (b) True
  10. 10.What did Alessandro Volta give us? (a) the electric battery (b) raised-dot writing (c) the first aeroplane (d) the telephone
  11. 11.💡 Who gave us raised-dot writing? (a) René Laennec (b) Alexander Graham Bell (c) Edward Jenner (d) Louis Braille
  12. 12.What did Alexander Fleming give us? (a) penicillin (b) raised-dot writing (c) the printing press (d) the first aeroplane
  13. 13.💡 Who gave us the first aeroplane? (a) Alessandro Volta (b) Louis Braille (c) the Wright brothers (d) Alexander Graham Bell
  14. 14.🔧 Which invention helps us hear the heartbeat? (a) stethoscope (b) calculator (c) compass (d) microscope
  15. 15.🔧 Which invention helps us talk to people far away? (a) telescope (b) compass (c) telephone (d) printing press
  16. 16.What does a thermometer help us do? (a) measure body temperature (b) hear the heartbeat (c) print many books (d) talk to people far away
  17. 17.What does a calculator help us do? (a) see tiny germs (b) do sums quickly (c) see faraway stars (d) talk to people far away
  18. 18.💡 Who gave us the electric battery? (a) Johannes Gutenberg (b) Alessandro Volta (c) Alexander Graham Bell (d) René Laennec
  19. 19.True or false: René Laennec gave us the smallpox vaccine. (a) True (b) False
  20. 20.🔧 Which invention helps us tell the time? (a) clock (b) microscope (c) printing press (d) thermometer
  21. 21.🔧 Which invention helps us see tiny germs? (a) telephone (b) compass (c) thermometer (d) microscope
  22. 22.🔧 Which invention helps us do sums quickly? (a) telescope (b) clock (c) microscope (d) calculator
  23. 23.What did Alexander Graham Bell give us? (a) the first aeroplane (b) raised-dot writing (c) the telephone (d) the electric battery
  24. 24.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  25. 25.What does a compass help us do? (a) measure body temperature (b) find directions (c) see tiny germs (d) see faraway stars
  26. 26.True or false: René Laennec gave us the stethoscope. (a) True (b) False
  27. 27.🔧 Which invention helps us find directions? (a) thermometer (b) compass (c) microscope (d) stethoscope
  28. 28.True or false: a calculator helps us do sums quickly. (a) False (b) True
  29. 29.What does a stethoscope help us do? (a) hear the heartbeat (b) talk to people far away (c) print many books (d) see faraway stars
  30. 30.True or false: a telephone helps us talk to people far away. (a) False (b) True
  31. 31.True or false: the Wright brothers gave us penicillin. (a) False (b) True
  32. 32.True or false: a microscope helps us see tiny germs. (a) False (b) True
  33. 33.What did Johannes Gutenberg give us? (a) the printing press (b) the telephone (c) raised-dot writing (d) X-rays
  34. 34.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  35. 35.What did Wilhelm Röntgen give us? (a) the first aeroplane (b) raised-dot writing (c) penicillin (d) X-rays
  36. 36.What does a telephone help us do? (a) measure body temperature (b) print many books (c) hear the heartbeat (d) talk to people far away
  37. 37.True or false: a printing press helps us hear the heartbeat. (a) False (b) True
  38. 38.True or false: a telescope helps us print many books. (a) False (b) True
  39. 39.What did Edward Jenner give us? (a) the smallpox vaccine (b) X-rays (c) the electric battery (d) the printing press
  40. 40.💡 Who gave us the smallpox vaccine? (a) Alexander Fleming (b) Edward Jenner (c) Louis Braille (d) Alexander Graham Bell

Answer key

  1. see tiny germs
  2. René Laennec
  3. Alexander Fleming
  4. True
  5. tell the time
  6. Alexander Graham Bell
  7. True
  8. thermometer
  9. False
  10. the electric battery
  11. Louis Braille
  12. penicillin
  13. the Wright brothers
  14. stethoscope
  15. telephone
  16. measure body temperature
  17. do sums quickly
  18. Alessandro Volta
  19. False
  20. clock
  21. microscope
  22. calculator
  23. the telephone
  24. True
  25. find directions
  26. True
  27. compass
  28. True
  29. hear the heartbeat
  30. True
  31. False
  32. True
  33. the printing press
  34. True
  35. X-rays
  36. talk to people far away
  37. False
  38. False
  39. the smallpox vaccine
  40. Edward Jenner

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