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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 514 · 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 the printing press? (a) René Laennec (b) Alessandro Volta (c) Johannes Gutenberg (d) Louis Braille
  2. 2.True or false: René Laennec gave us the smallpox vaccine. (a) True (b) False
  3. 3.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  4. 4.What did the Wright brothers give us? (a) the printing press (b) the first aeroplane (c) X-rays (d) raised-dot writing
  5. 5.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  6. 6.What did Edward Jenner give us? (a) the smallpox vaccine (b) X-rays (c) the stethoscope (d) the first aeroplane
  7. 7.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  8. 8.True or false: Louis Braille gave us penicillin. (a) False (b) True
  9. 9.True or false: the Wright brothers gave us X-rays. (a) False (b) True
  10. 10.What does a telephone help us do? (a) talk to people far away (b) see faraway stars (c) measure body temperature (d) find directions
  11. 11.True or false: a thermometer helps us see tiny germs. (a) False (b) True
  12. 12.What does a telescope help us do? (a) measure body temperature (b) hear the heartbeat (c) see faraway stars (d) talk to people far away
  13. 13.True or false: a calculator helps us do sums quickly. (a) False (b) True
  14. 14.What did Alexander Graham Bell give us? (a) penicillin (b) the telephone (c) the printing press (d) the electric battery
  15. 15.💡 Who gave us the electric battery? (a) Edward Jenner (b) Louis Braille (c) René Laennec (d) Alessandro Volta
  16. 16.💡 Who gave us X-rays? (a) Louis Braille (b) René Laennec (c) Alexander Graham Bell (d) Wilhelm Röntgen
  17. 17.🔧 Which invention helps us find directions? (a) stethoscope (b) compass (c) microscope (d) printing press
  18. 18.What does a microscope help us do? (a) find directions (b) hear the heartbeat (c) see tiny germs (d) talk to people far away
  19. 19.🔧 Which invention helps us hear the heartbeat? (a) microscope (b) compass (c) stethoscope (d) telescope
  20. 20.💡 Who gave us the telephone? (a) Alexander Fleming (b) Wilhelm Röntgen (c) René Laennec (d) Alexander Graham Bell
  21. 21.What did Alessandro Volta give us? (a) the stethoscope (b) penicillin (c) the smallpox vaccine (d) the electric battery
  22. 22.True or false: a clock helps us tell the time. (a) False (b) True
  23. 23.True or false: Johannes Gutenberg gave us the telephone. (a) False (b) True
  24. 24.What does a calculator help us do? (a) talk to people far away (b) do sums quickly (c) find directions (d) measure body temperature
  25. 25.What does a thermometer help us do? (a) do sums quickly (b) find directions (c) tell the time (d) measure body temperature
  26. 26.💡 Who gave us the first aeroplane? (a) Alessandro Volta (b) the Wright brothers (c) Louis Braille (d) Edward Jenner
  27. 27.True or false: a calculator helps us see tiny germs. (a) False (b) True
  28. 28.What did Johannes Gutenberg give us? (a) raised-dot writing (b) the first aeroplane (c) the printing press (d) penicillin
  29. 29.🔧 Which invention helps us measure body temperature? (a) compass (b) telephone (c) microscope (d) thermometer
  30. 30.True or false: Alexander Fleming gave us the stethoscope. (a) False (b) True
  31. 31.💡 Who gave us the stethoscope? (a) René Laennec (b) Johannes Gutenberg (c) Louis Braille (d) Alexander Fleming
  32. 32.What does a clock help us do? (a) hear the heartbeat (b) talk to people far away (c) tell the time (d) find directions
  33. 33.What did Alexander Fleming give us? (a) the electric battery (b) the telephone (c) penicillin (d) the first aeroplane
  34. 34.🔧 Which invention helps us see faraway stars? (a) thermometer (b) microscope (c) printing press (d) telescope
  35. 35.True or false: Edward Jenner gave us raised-dot writing. (a) True (b) False
  36. 36.True or false: Wilhelm Röntgen gave us the first aeroplane. (a) True (b) False
  37. 37.True or false: Louis Braille gave us raised-dot writing. (a) True (b) False
  38. 38.True or false: René Laennec gave us the printing press. (a) False (b) True
  39. 39.💡 Who gave us raised-dot writing? (a) Johannes Gutenberg (b) Alessandro Volta (c) Edward Jenner (d) Louis Braille
  40. 40.True or false: a telephone helps us talk to people far away. (a) False (b) True

Answer key

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

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