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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 898 · 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.🔧 Which invention helps us talk to people far away? (a) printing press (b) telescope (c) telephone (d) calculator
  2. 2.True or false: a clock helps us see faraway stars. (a) True (b) False
  3. 3.True or false: a printing press helps us tell the time. (a) False (b) True
  4. 4.What did Johannes Gutenberg give us? (a) the first aeroplane (b) penicillin (c) the telephone (d) the printing press
  5. 5.True or false: Louis Braille gave us the telephone. (a) True (b) False
  6. 6.What did Alessandro Volta give us? (a) the stethoscope (b) penicillin (c) the printing press (d) the electric battery
  7. 7.What does a printing press help us do? (a) talk to people far away (b) find directions (c) see faraway stars (d) print many books
  8. 8.True or false: Wilhelm Röntgen gave us X-rays. (a) True (b) False
  9. 9.True or false: a telephone helps us talk to people far away. (a) False (b) True
  10. 10.True or false: Alexander Graham Bell gave us penicillin. (a) True (b) False
  11. 11.True or false: a clock helps us find directions. (a) False (b) True
  12. 12.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  13. 13.🔧 Which invention helps us find directions? (a) telephone (b) thermometer (c) calculator (d) compass
  14. 14.💡 Who gave us the first aeroplane? (a) Johannes Gutenberg (b) Wilhelm Röntgen (c) the Wright brothers (d) Alexander Fleming
  15. 15.True or false: a stethoscope helps us measure body temperature. (a) False (b) True
  16. 16.True or false: a calculator helps us print many books. (a) True (b) False
  17. 17.💡 Who gave us the smallpox vaccine? (a) Alexander Fleming (b) Alessandro Volta (c) Johannes Gutenberg (d) Edward Jenner
  18. 18.💡 Who gave us the electric battery? (a) Alexander Fleming (b) Edward Jenner (c) Alessandro Volta (d) René Laennec
  19. 19.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  20. 20.💡 Who gave us the printing press? (a) René Laennec (b) the Wright brothers (c) Johannes Gutenberg (d) Edward Jenner
  21. 21.True or false: Alessandro Volta gave us the printing press. (a) False (b) True
  22. 22.💡 Who gave us the stethoscope? (a) Edward Jenner (b) René Laennec (c) Alessandro Volta (d) Wilhelm Röntgen
  23. 23.What does a thermometer help us do? (a) hear the heartbeat (b) see tiny germs (c) measure body temperature (d) do sums quickly
  24. 24.What did Alexander Graham Bell give us? (a) the electric battery (b) penicillin (c) the smallpox vaccine (d) the telephone
  25. 25.💡 Who gave us penicillin? (a) Alessandro Volta (b) Louis Braille (c) Alexander Fleming (d) Johannes Gutenberg
  26. 26.What did Louis Braille give us? (a) the electric battery (b) the telephone (c) raised-dot writing (d) the printing press
  27. 27.🔧 Which invention helps us print many books? (a) thermometer (b) telephone (c) stethoscope (d) printing press
  28. 28.What does a clock help us do? (a) see tiny germs (b) do sums quickly (c) find directions (d) tell the time
  29. 29.What does a telescope help us do? (a) measure body temperature (b) see faraway stars (c) tell the time (d) print many books
  30. 30.True or false: a thermometer helps us see tiny germs. (a) False (b) True
  31. 31.🔧 Which invention helps us do sums quickly? (a) calculator (b) telescope (c) clock (d) printing press
  32. 32.What did René Laennec give us? (a) the smallpox vaccine (b) the telephone (c) the stethoscope (d) raised-dot writing
  33. 33.💡 Who gave us the telephone? (a) René Laennec (b) Edward Jenner (c) Alexander Graham Bell (d) the Wright brothers
  34. 34.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  35. 35.What did Alexander Fleming give us? (a) the telephone (b) the printing press (c) penicillin (d) the first aeroplane
  36. 36.True or false: a stethoscope helps us do sums quickly. (a) False (b) True
  37. 37.True or false: Johannes Gutenberg gave us raised-dot writing. (a) False (b) True
  38. 38.What did the Wright brothers give us? (a) the telephone (b) the first aeroplane (c) X-rays (d) raised-dot writing
  39. 39.True or false: a microscope helps us see tiny germs. (a) False (b) True
  40. 40.💡 Who gave us X-rays? (a) Johannes Gutenberg (b) the Wright brothers (c) Alessandro Volta (d) Wilhelm Röntgen

Answer key

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

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