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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 485 · 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) Alessandro Volta (b) the Wright brothers (c) René Laennec (d) Louis Braille
  2. 2.🔧 Which invention helps us hear the heartbeat? (a) stethoscope (b) telescope (c) thermometer (d) calculator
  3. 3.🔧 Which invention helps us tell the time? (a) telescope (b) printing press (c) clock (d) compass
  4. 4.💡 Who gave us the printing press? (a) Johannes Gutenberg (b) Edward Jenner (c) Alexander Graham Bell (d) the Wright brothers
  5. 5.💡 Who gave us the smallpox vaccine? (a) Alexander Graham Bell (b) Edward Jenner (c) the Wright brothers (d) René Laennec
  6. 6.What does a printing press help us do? (a) talk to people far away (b) hear the heartbeat (c) print many books (d) do sums quickly
  7. 7.True or false: the Wright brothers gave us the first aeroplane. (a) True (b) False
  8. 8.True or false: Johannes Gutenberg gave us the telephone. (a) False (b) True
  9. 9.What does a telephone help us do? (a) see tiny germs (b) find directions (c) talk to people far away (d) tell the time
  10. 10.What did the Wright brothers give us? (a) the first aeroplane (b) the telephone (c) the smallpox vaccine (d) the stethoscope
  11. 11.What did Louis Braille give us? (a) penicillin (b) the stethoscope (c) raised-dot writing (d) the smallpox vaccine
  12. 12.What does a thermometer help us do? (a) measure body temperature (b) find directions (c) hear the heartbeat (d) see faraway stars
  13. 13.💡 Who gave us the stethoscope? (a) Edward Jenner (b) René Laennec (c) Wilhelm Röntgen (d) Alexander Fleming
  14. 14.True or false: a telephone helps us talk to people far away. (a) True (b) False
  15. 15.True or false: a clock helps us measure body temperature. (a) False (b) True
  16. 16.True or false: a clock helps us tell the time. (a) False (b) True
  17. 17.What does a stethoscope help us do? (a) measure body temperature (b) find directions (c) hear the heartbeat (d) tell the time
  18. 18.What did Alexander Graham Bell give us? (a) the telephone (b) the smallpox vaccine (c) the electric battery (d) penicillin
  19. 19.🔧 Which invention helps us find directions? (a) printing press (b) compass (c) microscope (d) thermometer
  20. 20.🔧 Which invention helps us see faraway stars? (a) calculator (b) compass (c) telescope (d) telephone
  21. 21.True or false: Johannes Gutenberg gave us the first aeroplane. (a) True (b) False
  22. 22.What does a microscope help us do? (a) find directions (b) tell the time (c) measure body temperature (d) see tiny germs
  23. 23.🔧 Which invention helps us talk to people far away? (a) thermometer (b) calculator (c) telephone (d) printing press
  24. 24.💡 Who gave us the first aeroplane? (a) Edward Jenner (b) the Wright brothers (c) Louis Braille (d) Wilhelm Röntgen
  25. 25.What did Alexander Fleming give us? (a) the telephone (b) the electric battery (c) the smallpox vaccine (d) penicillin
  26. 26.True or false: René Laennec gave us the printing press. (a) True (b) False
  27. 27.🔧 Which invention helps us do sums quickly? (a) calculator (b) compass (c) printing press (d) telescope
  28. 28.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  29. 29.💡 Who gave us penicillin? (a) Alessandro Volta (b) René Laennec (c) Alexander Graham Bell (d) Alexander Fleming
  30. 30.What did Wilhelm Röntgen give us? (a) the telephone (b) the printing press (c) the stethoscope (d) X-rays
  31. 31.True or false: a clock helps us hear the heartbeat. (a) False (b) True
  32. 32.True or false: a compass helps us talk to people far away. (a) False (b) True
  33. 33.What did René Laennec give us? (a) the stethoscope (b) the telephone (c) raised-dot writing (d) the electric battery
  34. 34.What does a clock help us do? (a) tell the time (b) hear the heartbeat (c) talk to people far away (d) print many books
  35. 35.💡 Who gave us the telephone? (a) Johannes Gutenberg (b) Alexander Fleming (c) René Laennec (d) Alexander Graham Bell
  36. 36.💡 Who gave us X-rays? (a) Wilhelm Röntgen (b) Louis Braille (c) Edward Jenner (d) the Wright brothers
  37. 37.What does a compass help us do? (a) find directions (b) measure body temperature (c) see faraway stars (d) see tiny germs
  38. 38.True or false: a thermometer helps us print many books. (a) True (b) False
  39. 39.What did Alessandro Volta give us? (a) the smallpox vaccine (b) the electric battery (c) penicillin (d) the first aeroplane
  40. 40.💡 Who gave us raised-dot writing? (a) Louis Braille (b) Alexander Fleming (c) Wilhelm Röntgen (d) Johannes Gutenberg

Answer key

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

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