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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 315 · 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.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  2. 2.💡 Who gave us the smallpox vaccine? (a) René Laennec (b) Alexander Graham Bell (c) Edward Jenner (d) Wilhelm Röntgen
  3. 3.💡 Who gave us penicillin? (a) Wilhelm Röntgen (b) Johannes Gutenberg (c) Alessandro Volta (d) Alexander Fleming
  4. 4.What did Alexander Fleming give us? (a) the printing press (b) X-rays (c) raised-dot writing (d) penicillin
  5. 5.What did Alexander Graham Bell give us? (a) the telephone (b) X-rays (c) raised-dot writing (d) the smallpox vaccine
  6. 6.True or false: René Laennec gave us the smallpox vaccine. (a) False (b) True
  7. 7.💡 Who gave us the printing press? (a) Alessandro Volta (b) Johannes Gutenberg (c) René Laennec (d) the Wright brothers
  8. 8.True or false: a calculator helps us do sums quickly. (a) True (b) False
  9. 9.What did Alessandro Volta give us? (a) raised-dot writing (b) the printing press (c) X-rays (d) the electric battery
  10. 10.🔧 Which invention helps us print many books? (a) compass (b) thermometer (c) printing press (d) stethoscope
  11. 11.True or false: a microscope helps us see tiny germs. (a) False (b) True
  12. 12.What does a stethoscope help us do? (a) measure body temperature (b) talk to people far away (c) do sums quickly (d) hear the heartbeat
  13. 13.🔧 Which invention helps us do sums quickly? (a) telescope (b) microscope (c) stethoscope (d) calculator
  14. 14.True or false: a telephone helps us talk to people far away. (a) True (b) False
  15. 15.What did Johannes Gutenberg give us? (a) the smallpox vaccine (b) the stethoscope (c) the printing press (d) the first aeroplane
  16. 16.What does a calculator help us do? (a) see faraway stars (b) see tiny germs (c) measure body temperature (d) do sums quickly
  17. 17.🔧 Which invention helps us see faraway stars? (a) telephone (b) compass (c) clock (d) telescope
  18. 18.💡 Who gave us the telephone? (a) René Laennec (b) Alexander Fleming (c) Louis Braille (d) Alexander Graham Bell
  19. 19.What did Louis Braille give us? (a) the electric battery (b) the telephone (c) the stethoscope (d) raised-dot writing
  20. 20.💡 Who gave us the stethoscope? (a) Wilhelm Röntgen (b) René Laennec (c) Johannes Gutenberg (d) Louis Braille
  21. 21.True or false: a compass helps us find directions. (a) False (b) True
  22. 22.True or false: a telescope helps us see tiny germs. (a) True (b) False
  23. 23.What does a compass help us do? (a) see faraway stars (b) measure body temperature (c) find directions (d) hear the heartbeat
  24. 24.What did René Laennec give us? (a) raised-dot writing (b) the printing press (c) the stethoscope (d) the telephone
  25. 25.💡 Who gave us X-rays? (a) Alessandro Volta (b) Wilhelm Röntgen (c) the Wright brothers (d) Edward Jenner
  26. 26.💡 Who gave us the first aeroplane? (a) Wilhelm Röntgen (b) Alessandro Volta (c) the Wright brothers (d) Alexander Graham Bell
  27. 27.What does a thermometer help us do? (a) hear the heartbeat (b) print many books (c) do sums quickly (d) measure body temperature
  28. 28.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  29. 29.🔧 Which invention helps us tell the time? (a) printing press (b) clock (c) calculator (d) thermometer
  30. 30.🔧 Which invention helps us talk to people far away? (a) calculator (b) thermometer (c) telephone (d) clock
  31. 31.💡 Who gave us raised-dot writing? (a) Alexander Graham Bell (b) the Wright brothers (c) Louis Braille (d) René Laennec
  32. 32.True or false: Edward Jenner gave us the telephone. (a) True (b) False
  33. 33.What does a printing press help us do? (a) do sums quickly (b) see tiny germs (c) hear the heartbeat (d) print many books
  34. 34.🔧 Which invention helps us hear the heartbeat? (a) compass (b) telescope (c) printing press (d) stethoscope
  35. 35.💡 Who gave us the electric battery? (a) Wilhelm Röntgen (b) Johannes Gutenberg (c) Alessandro Volta (d) the Wright brothers
  36. 36.What did Wilhelm Röntgen give us? (a) raised-dot writing (b) X-rays (c) the smallpox vaccine (d) penicillin
  37. 37.True or false: Louis Braille gave us the telephone. (a) True (b) False
  38. 38.True or false: a calculator helps us print many books. (a) True (b) False
  39. 39.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  40. 40.What does a telephone help us do? (a) see faraway stars (b) tell the time (c) print many books (d) talk to people far away

Answer key

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

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