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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 861 · 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 thermometer help us do? (a) see faraway stars (b) hear the heartbeat (c) see tiny germs (d) measure body temperature
  2. 2.What did Alessandro Volta give us? (a) the stethoscope (b) raised-dot writing (c) the printing press (d) the electric battery
  3. 3.💡 Who gave us penicillin? (a) Alessandro Volta (b) Alexander Graham Bell (c) Louis Braille (d) Alexander Fleming
  4. 4.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  5. 5.True or false: a thermometer helps us measure body temperature. (a) False (b) True
  6. 6.True or false: a telephone helps us see faraway stars. (a) True (b) False
  7. 7.💡 Who gave us the smallpox vaccine? (a) Alexander Fleming (b) Johannes Gutenberg (c) Edward Jenner (d) Alessandro Volta
  8. 8.What did Johannes Gutenberg give us? (a) raised-dot writing (b) the printing press (c) penicillin (d) X-rays
  9. 9.True or false: Johannes Gutenberg gave us raised-dot writing. (a) True (b) False
  10. 10.What does a calculator help us do? (a) see faraway stars (b) do sums quickly (c) print many books (d) tell the time
  11. 11.💡 Who gave us X-rays? (a) the Wright brothers (b) Louis Braille (c) Wilhelm Röntgen (d) René Laennec
  12. 12.🔧 Which invention helps us tell the time? (a) telephone (b) thermometer (c) compass (d) clock
  13. 13.What did the Wright brothers give us? (a) the stethoscope (b) the smallpox vaccine (c) the electric battery (d) the first aeroplane
  14. 14.True or false: Edward Jenner gave us the telephone. (a) True (b) False
  15. 15.True or false: Edward Jenner gave us the electric battery. (a) False (b) True
  16. 16.True or false: Edward Jenner gave us the smallpox vaccine. (a) True (b) False
  17. 17.💡 Who gave us the telephone? (a) Edward Jenner (b) Alexander Graham Bell (c) Johannes Gutenberg (d) the Wright brothers
  18. 18.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  19. 19.💡 Who gave us raised-dot writing? (a) Johannes Gutenberg (b) Louis Braille (c) Wilhelm Röntgen (d) Edward Jenner
  20. 20.What did Alexander Fleming give us? (a) the telephone (b) the first aeroplane (c) penicillin (d) the smallpox vaccine
  21. 21.What did Wilhelm Röntgen give us? (a) the telephone (b) X-rays (c) the first aeroplane (d) the printing press
  22. 22.What does a clock help us do? (a) measure body temperature (b) see tiny germs (c) tell the time (d) see faraway stars
  23. 23.💡 Who gave us the electric battery? (a) Johannes Gutenberg (b) Alessandro Volta (c) Wilhelm Röntgen (d) Alexander Graham Bell
  24. 24.💡 Who gave us the first aeroplane? (a) the Wright brothers (b) Alessandro Volta (c) Johannes Gutenberg (d) Alexander Fleming
  25. 25.True or false: a microscope helps us see tiny germs. (a) False (b) True
  26. 26.🔧 Which invention helps us do sums quickly? (a) calculator (b) thermometer (c) microscope (d) stethoscope
  27. 27.True or false: a telescope helps us see tiny germs. (a) True (b) False
  28. 28.🔧 Which invention helps us measure body temperature? (a) thermometer (b) calculator (c) stethoscope (d) telephone
  29. 29.True or false: a thermometer helps us see tiny germs. (a) False (b) True
  30. 30.True or false: a calculator helps us do sums quickly. (a) False (b) True
  31. 31.What did René Laennec give us? (a) raised-dot writing (b) the smallpox vaccine (c) the stethoscope (d) the electric battery
  32. 32.True or false: a microscope helps us do sums quickly. (a) True (b) False
  33. 33.🔧 Which invention helps us see tiny germs? (a) calculator (b) clock (c) microscope (d) telescope
  34. 34.💡 Who gave us the printing press? (a) the Wright brothers (b) Edward Jenner (c) Johannes Gutenberg (d) Alexander Fleming
  35. 35.True or false: Alessandro Volta gave us X-rays. (a) True (b) False
  36. 36.What did Alexander Graham Bell give us? (a) the printing press (b) the first aeroplane (c) the electric battery (d) the telephone
  37. 37.What did Edward Jenner give us? (a) the smallpox vaccine (b) raised-dot writing (c) the printing press (d) the first aeroplane
  38. 38.True or false: a printing press helps us print many books. (a) False (b) True
  39. 39.True or false: Alexander Graham Bell gave us the smallpox vaccine. (a) True (b) False
  40. 40.True or false: a compass helps us do sums quickly. (a) False (b) True

Answer key

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

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