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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 874 · 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 Wilhelm Röntgen give us? (a) raised-dot writing (b) the printing press (c) the first aeroplane (d) X-rays
  2. 2.What did Alexander Graham Bell give us? (a) the stethoscope (b) the telephone (c) X-rays (d) penicillin
  3. 3.💡 Who gave us the first aeroplane? (a) Edward Jenner (b) Louis Braille (c) the Wright brothers (d) Alexander Graham Bell
  4. 4.True or false: a compass helps us find directions. (a) False (b) True
  5. 5.What does a clock help us do? (a) talk to people far away (b) tell the time (c) find directions (d) hear the heartbeat
  6. 6.What did the Wright brothers give us? (a) the printing press (b) the first aeroplane (c) the stethoscope (d) the telephone
  7. 7.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  8. 8.True or false: Johannes Gutenberg gave us penicillin. (a) True (b) False
  9. 9.💡 Who gave us penicillin? (a) Alessandro Volta (b) Wilhelm Röntgen (c) Alexander Fleming (d) Louis Braille
  10. 10.True or false: Louis Braille gave us the telephone. (a) True (b) False
  11. 11.True or false: a clock helps us tell the time. (a) True (b) False
  12. 12.True or false: a microscope helps us see tiny germs. (a) False (b) True
  13. 13.What did René Laennec give us? (a) penicillin (b) raised-dot writing (c) the stethoscope (d) the electric battery
  14. 14.🔧 Which invention helps us see tiny germs? (a) printing press (b) telescope (c) microscope (d) telephone
  15. 15.What does a microscope help us do? (a) do sums quickly (b) see tiny germs (c) hear the heartbeat (d) find directions
  16. 16.🔧 Which invention helps us do sums quickly? (a) calculator (b) stethoscope (c) clock (d) telephone
  17. 17.What does a compass help us do? (a) hear the heartbeat (b) do sums quickly (c) talk to people far away (d) find directions
  18. 18.🔧 Which invention helps us print many books? (a) thermometer (b) telescope (c) printing press (d) stethoscope
  19. 19.🔧 Which invention helps us tell the time? (a) clock (b) telephone (c) compass (d) printing press
  20. 20.🔧 Which invention helps us talk to people far away? (a) thermometer (b) compass (c) telescope (d) telephone
  21. 21.💡 Who gave us X-rays? (a) the Wright brothers (b) Wilhelm Röntgen (c) Johannes Gutenberg (d) Alexander Graham Bell
  22. 22.True or false: a compass helps us print many books. (a) False (b) True
  23. 23.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  24. 24.True or false: a clock helps us see tiny germs. (a) False (b) True
  25. 25.🔧 Which invention helps us see faraway stars? (a) telephone (b) telescope (c) thermometer (d) clock
  26. 26.What did Alexander Fleming give us? (a) X-rays (b) penicillin (c) the telephone (d) the first aeroplane
  27. 27.💡 Who gave us raised-dot writing? (a) Louis Braille (b) Alexander Fleming (c) Johannes Gutenberg (d) Alexander Graham Bell
  28. 28.💡 Who gave us the printing press? (a) Alessandro Volta (b) Edward Jenner (c) Alexander Fleming (d) Johannes Gutenberg
  29. 29.What does a telephone help us do? (a) find directions (b) tell the time (c) measure body temperature (d) talk to people far away
  30. 30.What does a stethoscope help us do? (a) hear the heartbeat (b) do sums quickly (c) see faraway stars (d) talk to people far away
  31. 31.True or false: a calculator helps us do sums quickly. (a) False (b) True
  32. 32.True or false: Alexander Fleming gave us the smallpox vaccine. (a) True (b) False
  33. 33.🔧 Which invention helps us find directions? (a) printing press (b) stethoscope (c) compass (d) clock
  34. 34.What did Johannes Gutenberg give us? (a) the printing press (b) penicillin (c) raised-dot writing (d) the stethoscope
  35. 35.True or false: a microscope helps us print many books. (a) True (b) False
  36. 36.What does a calculator help us do? (a) do sums quickly (b) measure body temperature (c) tell the time (d) see faraway stars
  37. 37.True or false: a thermometer helps us tell the time. (a) False (b) True
  38. 38.💡 Who gave us the stethoscope? (a) René Laennec (b) Louis Braille (c) Wilhelm Röntgen (d) Alexander Fleming
  39. 39.💡 Who gave us the electric battery? (a) Alessandro Volta (b) Johannes Gutenberg (c) Alexander Fleming (d) René Laennec
  40. 40.💡 Who gave us the telephone? (a) Alessandro Volta (b) the Wright brothers (c) Johannes Gutenberg (d) Alexander Graham Bell

Answer key

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

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