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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 198 · 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.What did Alexander Fleming give us? (a) penicillin (b) the smallpox vaccine (c) the telephone (d) the printing press
  2. 2.What does a telescope help us do? (a) see faraway stars (b) find directions (c) talk to people far away (d) print many books
  3. 3.💡 Who gave us the first aeroplane? (a) René Laennec (b) the Wright brothers (c) Johannes Gutenberg (d) Alessandro Volta
  4. 4.💡 Who gave us the stethoscope? (a) Alessandro Volta (b) Alexander Graham Bell (c) René Laennec (d) Edward Jenner
  5. 5.True or false: Alessandro Volta gave us the first aeroplane. (a) False (b) True
  6. 6.What did the Wright brothers give us? (a) the electric battery (b) raised-dot writing (c) X-rays (d) the first aeroplane
  7. 7.💡 Who gave us penicillin? (a) Alexander Fleming (b) Alexander Graham Bell (c) Wilhelm Röntgen (d) Alessandro Volta
  8. 8.🔧 Which invention helps us do sums quickly? (a) clock (b) telephone (c) calculator (d) stethoscope
  9. 9.What did Johannes Gutenberg give us? (a) the first aeroplane (b) the telephone (c) the printing press (d) the electric battery
  10. 10.True or false: a clock helps us see faraway stars. (a) True (b) False
  11. 11.What does a compass help us do? (a) talk to people far away (b) find directions (c) hear the heartbeat (d) tell the time
  12. 12.True or false: a telephone helps us tell the time. (a) False (b) True
  13. 13.What did Alexander Graham Bell give us? (a) X-rays (b) the electric battery (c) the printing press (d) the telephone
  14. 14.🔧 Which invention helps us talk to people far away? (a) calculator (b) telephone (c) compass (d) microscope
  15. 15.💡 Who gave us the electric battery? (a) Alexander Fleming (b) Edward Jenner (c) Alessandro Volta (d) the Wright brothers
  16. 16.What does a clock help us do? (a) see faraway stars (b) print many books (c) measure body temperature (d) tell the time
  17. 17.What does a thermometer help us do? (a) print many books (b) measure body temperature (c) hear the heartbeat (d) do sums quickly
  18. 18.💡 Who gave us raised-dot writing? (a) Edward Jenner (b) Louis Braille (c) René Laennec (d) Alessandro Volta
  19. 19.True or false: a telephone helps us talk to people far away. (a) False (b) True
  20. 20.What does a stethoscope help us do? (a) hear the heartbeat (b) tell the time (c) find directions (d) talk to people far away
  21. 21.What did Edward Jenner give us? (a) the electric battery (b) raised-dot writing (c) the smallpox vaccine (d) the telephone
  22. 22.True or false: a compass helps us tell the time. (a) True (b) False
  23. 23.True or false: Alexander Fleming gave us the stethoscope. (a) False (b) True
  24. 24.💡 Who gave us the smallpox vaccine? (a) Wilhelm Röntgen (b) the Wright brothers (c) Alexander Graham Bell (d) Edward Jenner
  25. 25.🔧 Which invention helps us see tiny germs? (a) stethoscope (b) telephone (c) thermometer (d) microscope
  26. 26.True or false: a microscope helps us do sums quickly. (a) False (b) True
  27. 27.True or false: a clock helps us tell the time. (a) False (b) True
  28. 28.What did Wilhelm Röntgen give us? (a) X-rays (b) penicillin (c) the stethoscope (d) the electric battery
  29. 29.True or false: a thermometer helps us hear the heartbeat. (a) True (b) False
  30. 30.💡 Who gave us X-rays? (a) Louis Braille (b) Wilhelm Röntgen (c) Edward Jenner (d) Alessandro Volta
  31. 31.🔧 Which invention helps us print many books? (a) compass (b) printing press (c) calculator (d) telephone
  32. 32.True or false: Wilhelm Röntgen gave us the electric battery. (a) False (b) True
  33. 33.True or false: Alexander Fleming gave us penicillin. (a) True (b) False
  34. 34.True or false: a stethoscope helps us see tiny germs. (a) True (b) False
  35. 35.True or false: a compass helps us find directions. (a) False (b) True
  36. 36.🔧 Which invention helps us see faraway stars? (a) stethoscope (b) compass (c) printing press (d) telescope
  37. 37.What does a printing press help us do? (a) hear the heartbeat (b) print many books (c) do sums quickly (d) see faraway stars
  38. 38.💡 Who gave us the telephone? (a) Johannes Gutenberg (b) Alexander Graham Bell (c) Edward Jenner (d) Alessandro Volta
  39. 39.🔧 Which invention helps us hear the heartbeat? (a) stethoscope (b) clock (c) calculator (d) printing press
  40. 40.💡 Who gave us the printing press? (a) the Wright brothers (b) Alessandro Volta (c) Johannes Gutenberg (d) Alexander Graham Bell

Answer key

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

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