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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 204 · 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.💡 Who gave us X-rays? (a) Wilhelm Röntgen (b) Alexander Fleming (c) René Laennec (d) Louis Braille
  2. 2.💡 Who gave us the printing press? (a) Johannes Gutenberg (b) Alexander Graham Bell (c) René Laennec (d) Alessandro Volta
  3. 3.What does a telescope help us do? (a) see faraway stars (b) hear the heartbeat (c) tell the time (d) measure body temperature
  4. 4.🔧 Which invention helps us measure body temperature? (a) microscope (b) clock (c) thermometer (d) printing press
  5. 5.What did Alessandro Volta give us? (a) the printing press (b) the stethoscope (c) the electric battery (d) the telephone
  6. 6.💡 Who gave us penicillin? (a) Alessandro Volta (b) René Laennec (c) Alexander Fleming (d) Wilhelm Röntgen
  7. 7.What does a telephone help us do? (a) measure body temperature (b) print many books (c) find directions (d) talk to people far away
  8. 8.True or false: Edward Jenner gave us the smallpox vaccine. (a) True (b) False
  9. 9.True or false: René Laennec gave us the stethoscope. (a) True (b) False
  10. 10.What did Alexander Fleming give us? (a) the electric battery (b) the smallpox vaccine (c) penicillin (d) the stethoscope
  11. 11.True or false: Louis Braille gave us the telephone. (a) True (b) False
  12. 12.What did the Wright brothers give us? (a) the first aeroplane (b) the printing press (c) the smallpox vaccine (d) the stethoscope
  13. 13.What does a stethoscope help us do? (a) find directions (b) tell the time (c) measure body temperature (d) hear the heartbeat
  14. 14.🔧 Which invention helps us talk to people far away? (a) printing press (b) compass (c) telescope (d) telephone
  15. 15.What does a thermometer help us do? (a) find directions (b) talk to people far away (c) hear the heartbeat (d) measure body temperature
  16. 16.💡 Who gave us the telephone? (a) the Wright brothers (b) René Laennec (c) Alexander Graham Bell (d) Wilhelm Röntgen
  17. 17.🔧 Which invention helps us see faraway stars? (a) thermometer (b) telephone (c) microscope (d) telescope
  18. 18.What does a microscope help us do? (a) do sums quickly (b) see tiny germs (c) see faraway stars (d) measure body temperature
  19. 19.True or false: a printing press helps us print many books. (a) False (b) True
  20. 20.True or false: the Wright brothers gave us the first aeroplane. (a) True (b) False
  21. 21.What did Wilhelm Röntgen give us? (a) the first aeroplane (b) the printing press (c) X-rays (d) penicillin
  22. 22.💡 Who gave us the stethoscope? (a) Louis Braille (b) René Laennec (c) Johannes Gutenberg (d) the Wright brothers
  23. 23.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  24. 24.🔧 Which invention helps us print many books? (a) calculator (b) compass (c) printing press (d) telescope
  25. 25.True or false: Louis Braille gave us raised-dot writing. (a) True (b) False
  26. 26.🔧 Which invention helps us do sums quickly? (a) thermometer (b) calculator (c) stethoscope (d) telephone
  27. 27.💡 Who gave us the first aeroplane? (a) René Laennec (b) the Wright brothers (c) Alessandro Volta (d) Alexander Graham Bell
  28. 28.What did Edward Jenner give us? (a) the smallpox vaccine (b) the stethoscope (c) the first aeroplane (d) the telephone
  29. 29.💡 Who gave us the smallpox vaccine? (a) Alexander Fleming (b) Alessandro Volta (c) Edward Jenner (d) Johannes Gutenberg
  30. 30.What did Louis Braille give us? (a) the first aeroplane (b) the smallpox vaccine (c) the stethoscope (d) raised-dot writing
  31. 31.🔧 Which invention helps us tell the time? (a) clock (b) microscope (c) calculator (d) telephone
  32. 32.💡 Who gave us raised-dot writing? (a) the Wright brothers (b) René Laennec (c) Alessandro Volta (d) Louis Braille
  33. 33.True or false: a telescope helps us talk to people far away. (a) False (b) True
  34. 34.What did Johannes Gutenberg give us? (a) the smallpox vaccine (b) the printing press (c) the telephone (d) raised-dot writing
  35. 35.True or false: Johannes Gutenberg gave us the telephone. (a) False (b) True
  36. 36.True or false: Alessandro Volta gave us the first aeroplane. (a) False (b) True
  37. 37.True or false: René Laennec gave us the telephone. (a) True (b) False
  38. 38.💡 Who gave us the electric battery? (a) Alessandro Volta (b) René Laennec (c) Wilhelm Röntgen (d) Alexander Graham Bell
  39. 39.🔧 Which invention helps us find directions? (a) telephone (b) stethoscope (c) printing press (d) compass
  40. 40.True or false: a microscope helps us tell the time. (a) True (b) False

Answer key

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

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