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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 368 · 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 stethoscope (b) X-rays (c) the electric battery (d) raised-dot writing
  2. 2.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  3. 3.What does a calculator help us do? (a) do sums quickly (b) see faraway stars (c) print many books (d) tell the time
  4. 4.What did Johannes Gutenberg give us? (a) the printing press (b) the telephone (c) penicillin (d) the stethoscope
  5. 5.🔧 Which invention helps us see faraway stars? (a) stethoscope (b) clock (c) microscope (d) telescope
  6. 6.💡 Who gave us the printing press? (a) Johannes Gutenberg (b) the Wright brothers (c) Louis Braille (d) Edward Jenner
  7. 7.💡 Who gave us penicillin? (a) Wilhelm Röntgen (b) Alexander Graham Bell (c) Edward Jenner (d) Alexander Fleming
  8. 8.True or false: René Laennec gave us raised-dot writing. (a) False (b) True
  9. 9.True or false: a compass helps us see faraway stars. (a) True (b) False
  10. 10.💡 Who gave us X-rays? (a) Edward Jenner (b) Alessandro Volta (c) Alexander Fleming (d) Wilhelm Röntgen
  11. 11.True or false: Johannes Gutenberg gave us the telephone. (a) True (b) False
  12. 12.What did Wilhelm Röntgen give us? (a) the first aeroplane (b) the telephone (c) X-rays (d) the stethoscope
  13. 13.💡 Who gave us the electric battery? (a) Edward Jenner (b) Louis Braille (c) Alexander Graham Bell (d) Alessandro Volta
  14. 14.What does a thermometer help us do? (a) see faraway stars (b) see tiny germs (c) tell the time (d) measure body temperature
  15. 15.What does a telephone help us do? (a) talk to people far away (b) print many books (c) measure body temperature (d) hear the heartbeat
  16. 16.What does a clock help us do? (a) tell the time (b) measure body temperature (c) print many books (d) find directions
  17. 17.What did Louis Braille give us? (a) penicillin (b) the smallpox vaccine (c) raised-dot writing (d) the telephone
  18. 18.True or false: a stethoscope helps us see tiny germs. (a) True (b) False
  19. 19.🔧 Which invention helps us measure body temperature? (a) clock (b) printing press (c) thermometer (d) stethoscope
  20. 20.What did Edward Jenner give us? (a) the electric battery (b) penicillin (c) the smallpox vaccine (d) the stethoscope
  21. 21.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  22. 22.🔧 Which invention helps us see tiny germs? (a) calculator (b) compass (c) clock (d) microscope
  23. 23.What does a telescope help us do? (a) see faraway stars (b) see tiny germs (c) measure body temperature (d) tell the time
  24. 24.True or false: a stethoscope helps us print many books. (a) False (b) True
  25. 25.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  26. 26.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  27. 27.What did Alexander Fleming give us? (a) the first aeroplane (b) the printing press (c) penicillin (d) the electric battery
  28. 28.True or false: a calculator helps us do sums quickly. (a) False (b) True
  29. 29.True or false: a calculator helps us see tiny germs. (a) True (b) False
  30. 30.💡 Who gave us the first aeroplane? (a) the Wright brothers (b) Edward Jenner (c) Alexander Fleming (d) Alexander Graham Bell
  31. 31.True or false: Alexander Fleming gave us penicillin. (a) True (b) False
  32. 32.💡 Who gave us raised-dot writing? (a) the Wright brothers (b) Johannes Gutenberg (c) Louis Braille (d) René Laennec
  33. 33.True or false: a telescope helps us measure body temperature. (a) False (b) True
  34. 34.🔧 Which invention helps us print many books? (a) printing press (b) telephone (c) microscope (d) clock
  35. 35.True or false: Alessandro Volta gave us the first aeroplane. (a) True (b) False
  36. 36.True or false: Alexander Fleming gave us the first aeroplane. (a) True (b) False
  37. 37.💡 Who gave us the stethoscope? (a) Alexander Fleming (b) René Laennec (c) Alessandro Volta (d) Louis Braille
  38. 38.True or false: Alexander Fleming gave us the smallpox vaccine. (a) False (b) True
  39. 39.True or false: a clock helps us tell the time. (a) False (b) True
  40. 40.What does a compass help us do? (a) talk to people far away (b) measure body temperature (c) see faraway stars (d) find directions

Answer key

  1. the electric battery
  2. True
  3. do sums quickly
  4. the printing press
  5. telescope
  6. Johannes Gutenberg
  7. Alexander Fleming
  8. False
  9. False
  10. Wilhelm Röntgen
  11. False
  12. X-rays
  13. Alessandro Volta
  14. measure body temperature
  15. talk to people far away
  16. tell the time
  17. raised-dot writing
  18. False
  19. thermometer
  20. the smallpox vaccine
  21. True
  22. microscope
  23. see faraway stars
  24. False
  25. True
  26. True
  27. penicillin
  28. True
  29. False
  30. the Wright brothers
  31. True
  32. Louis Braille
  33. False
  34. printing press
  35. False
  36. False
  37. René Laennec
  38. False
  39. True
  40. find directions

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