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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 836 · 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 electric battery? (a) Johannes Gutenberg (b) René Laennec (c) Louis Braille (d) Alessandro Volta
  2. 2.💡 Who gave us the printing press? (a) Wilhelm Röntgen (b) Johannes Gutenberg (c) Alexander Fleming (d) Edward Jenner
  3. 3.True or false: a printing press helps us print many books. (a) False (b) True
  4. 4.💡 Who gave us X-rays? (a) Alessandro Volta (b) René Laennec (c) Edward Jenner (d) Wilhelm Röntgen
  5. 5.True or false: Wilhelm Röntgen gave us the printing press. (a) True (b) False
  6. 6.What did Louis Braille give us? (a) the telephone (b) X-rays (c) the electric battery (d) raised-dot writing
  7. 7.What did Edward Jenner give us? (a) the telephone (b) the smallpox vaccine (c) penicillin (d) the first aeroplane
  8. 8.True or false: Louis Braille gave us X-rays. (a) True (b) False
  9. 9.True or false: a telephone helps us talk to people far away. (a) True (b) False
  10. 10.What did the Wright brothers give us? (a) the smallpox vaccine (b) X-rays (c) the electric battery (d) the first aeroplane
  11. 11.True or false: the Wright brothers gave us raised-dot writing. (a) False (b) True
  12. 12.True or false: a telescope helps us see faraway stars. (a) False (b) True
  13. 13.💡 Who gave us raised-dot writing? (a) Johannes Gutenberg (b) Wilhelm Röntgen (c) Louis Braille (d) Alessandro Volta
  14. 14.True or false: a thermometer helps us see faraway stars. (a) False (b) True
  15. 15.What does a thermometer help us do? (a) measure body temperature (b) hear the heartbeat (c) see faraway stars (d) find directions
  16. 16.What did Alessandro Volta give us? (a) X-rays (b) the first aeroplane (c) the electric battery (d) raised-dot writing
  17. 17.🔧 Which invention helps us hear the heartbeat? (a) stethoscope (b) compass (c) telescope (d) printing press
  18. 18.True or false: Alexander Fleming gave us the electric battery. (a) True (b) False
  19. 19.🔧 Which invention helps us print many books? (a) clock (b) printing press (c) stethoscope (d) telescope
  20. 20.True or false: René Laennec gave us the smallpox vaccine. (a) True (b) False
  21. 21.What did Johannes Gutenberg give us? (a) penicillin (b) the printing press (c) X-rays (d) the smallpox vaccine
  22. 22.What does a telescope help us do? (a) find directions (b) talk to people far away (c) see faraway stars (d) hear the heartbeat
  23. 23.True or false: Edward Jenner gave us the electric battery. (a) True (b) False
  24. 24.🔧 Which invention helps us see tiny germs? (a) microscope (b) telescope (c) printing press (d) calculator
  25. 25.💡 Who gave us the smallpox vaccine? (a) Alexander Fleming (b) Edward Jenner (c) Louis Braille (d) Johannes Gutenberg
  26. 26.💡 Who gave us the telephone? (a) Johannes Gutenberg (b) Wilhelm Röntgen (c) René Laennec (d) Alexander Graham Bell
  27. 27.True or false: a thermometer helps us find directions. (a) True (b) False
  28. 28.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  29. 29.True or false: Johannes Gutenberg gave us the telephone. (a) False (b) True
  30. 30.🔧 Which invention helps us talk to people far away? (a) printing press (b) thermometer (c) compass (d) telephone
  31. 31.True or false: a clock helps us tell the time. (a) True (b) False
  32. 32.What did Wilhelm Röntgen give us? (a) X-rays (b) the telephone (c) raised-dot writing (d) the stethoscope
  33. 33.True or false: a compass helps us hear the heartbeat. (a) True (b) False
  34. 34.True or false: a microscope helps us see tiny germs. (a) True (b) False
  35. 35.True or false: Alexander Fleming gave us the printing press. (a) True (b) False
  36. 36.True or false: Louis Braille gave us the printing press. (a) False (b) True
  37. 37.True or false: a telescope helps us see tiny germs. (a) False (b) True
  38. 38.🔧 Which invention helps us see faraway stars? (a) thermometer (b) compass (c) calculator (d) telescope
  39. 39.💡 Who gave us penicillin? (a) the Wright brothers (b) Alexander Fleming (c) René Laennec (d) Alexander Graham Bell
  40. 40.🔧 Which invention helps us tell the time? (a) compass (b) calculator (c) clock (d) thermometer

Answer key

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

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