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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 235 · 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 Alexander Graham Bell give us? (a) the electric battery (b) the first aeroplane (c) the telephone (d) the stethoscope
  2. 2.What did Edward Jenner give us? (a) the first aeroplane (b) the smallpox vaccine (c) the telephone (d) raised-dot writing
  3. 3.🔧 Which invention helps us hear the heartbeat? (a) microscope (b) clock (c) stethoscope (d) telephone
  4. 4.🔧 Which invention helps us print many books? (a) compass (b) clock (c) stethoscope (d) printing press
  5. 5.True or false: a microscope helps us talk to people far away. (a) True (b) False
  6. 6.💡 Who gave us the first aeroplane? (a) René Laennec (b) Wilhelm Röntgen (c) the Wright brothers (d) Johannes Gutenberg
  7. 7.True or false: Alexander Graham Bell gave us penicillin. (a) False (b) True
  8. 8.💡 Who gave us the stethoscope? (a) Johannes Gutenberg (b) René Laennec (c) Alexander Graham Bell (d) Edward Jenner
  9. 9.🔧 Which invention helps us find directions? (a) calculator (b) printing press (c) compass (d) telephone
  10. 10.What did Alessandro Volta give us? (a) the electric battery (b) X-rays (c) penicillin (d) the printing press
  11. 11.What did the Wright brothers give us? (a) penicillin (b) the first aeroplane (c) the printing press (d) the electric battery
  12. 12.💡 Who gave us the smallpox vaccine? (a) Alexander Fleming (b) Edward Jenner (c) Louis Braille (d) Alexander Graham Bell
  13. 13.🔧 Which invention helps us talk to people far away? (a) printing press (b) microscope (c) telephone (d) calculator
  14. 14.True or false: René Laennec gave us the stethoscope. (a) True (b) False
  15. 15.💡 Who gave us the telephone? (a) Alexander Graham Bell (b) Edward Jenner (c) Johannes Gutenberg (d) Wilhelm Röntgen
  16. 16.What does a clock help us do? (a) see faraway stars (b) tell the time (c) hear the heartbeat (d) find directions
  17. 17.True or false: a stethoscope helps us do sums quickly. (a) False (b) True
  18. 18.What does a printing press help us do? (a) do sums quickly (b) tell the time (c) hear the heartbeat (d) print many books
  19. 19.True or false: a compass helps us see faraway stars. (a) True (b) False
  20. 20.True or false: Alexander Graham Bell gave us the smallpox vaccine. (a) False (b) True
  21. 21.💡 Who gave us the printing press? (a) Louis Braille (b) Johannes Gutenberg (c) Alexander Fleming (d) Alessandro Volta
  22. 22.True or false: a compass helps us tell the time. (a) True (b) False
  23. 23.What did Louis Braille give us? (a) the stethoscope (b) the electric battery (c) the printing press (d) raised-dot writing
  24. 24.True or false: a thermometer helps us hear the heartbeat. (a) False (b) True
  25. 25.💡 Who gave us raised-dot writing? (a) Louis Braille (b) Johannes Gutenberg (c) Alexander Fleming (d) Wilhelm Röntgen
  26. 26.🔧 Which invention helps us do sums quickly? (a) clock (b) telephone (c) compass (d) calculator
  27. 27.True or false: a telephone helps us do sums quickly. (a) True (b) False
  28. 28.True or false: a calculator helps us do sums quickly. (a) False (b) True
  29. 29.What does a calculator help us do? (a) find directions (b) tell the time (c) measure body temperature (d) do sums quickly
  30. 30.What did René Laennec give us? (a) the electric battery (b) the stethoscope (c) penicillin (d) the printing press
  31. 31.True or false: Edward Jenner gave us the first aeroplane. (a) False (b) True
  32. 32.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  33. 33.True or false: a stethoscope helps us measure body temperature. (a) False (b) True
  34. 34.What does a thermometer help us do? (a) see faraway stars (b) do sums quickly (c) measure body temperature (d) see tiny germs
  35. 35.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  36. 36.True or false: René Laennec gave us the electric battery. (a) False (b) True
  37. 37.True or false: a microscope helps us see faraway stars. (a) False (b) True
  38. 38.🔧 Which invention helps us measure body temperature? (a) thermometer (b) calculator (c) clock (d) microscope
  39. 39.💡 Who gave us the electric battery? (a) Alessandro Volta (b) Edward Jenner (c) the Wright brothers (d) René Laennec
  40. 40.True or false: a thermometer helps us measure body temperature. (a) False (b) True

Answer key

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

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