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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 448 · 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 Louis Braille give us? (a) the printing press (b) the first aeroplane (c) raised-dot writing (d) the stethoscope
  2. 2.True or false: Alexander Fleming gave us the printing press. (a) False (b) True
  3. 3.💡 Who gave us the smallpox vaccine? (a) Alexander Graham Bell (b) Edward Jenner (c) Wilhelm Röntgen (d) Johannes Gutenberg
  4. 4.What did René Laennec give us? (a) the telephone (b) penicillin (c) the stethoscope (d) the first aeroplane
  5. 5.What does a calculator help us do? (a) tell the time (b) talk to people far away (c) find directions (d) do sums quickly
  6. 6.💡 Who gave us raised-dot writing? (a) the Wright brothers (b) Alexander Fleming (c) Johannes Gutenberg (d) Louis Braille
  7. 7.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  8. 8.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  9. 9.What did Johannes Gutenberg give us? (a) penicillin (b) the electric battery (c) the printing press (d) the first aeroplane
  10. 10.🔧 Which invention helps us see faraway stars? (a) microscope (b) calculator (c) printing press (d) telescope
  11. 11.💡 Who gave us the telephone? (a) Louis Braille (b) Alexander Graham Bell (c) the Wright brothers (d) Alexander Fleming
  12. 12.True or false: Alessandro Volta gave us raised-dot writing. (a) True (b) False
  13. 13.True or false: Wilhelm Röntgen gave us the smallpox vaccine. (a) False (b) True
  14. 14.🔧 Which invention helps us see tiny germs? (a) stethoscope (b) microscope (c) printing press (d) telephone
  15. 15.True or false: a clock helps us measure body temperature. (a) True (b) False
  16. 16.💡 Who gave us X-rays? (a) Wilhelm Röntgen (b) the Wright brothers (c) Johannes Gutenberg (d) René Laennec
  17. 17.🔧 Which invention helps us tell the time? (a) microscope (b) telescope (c) compass (d) clock
  18. 18.What did Alexander Fleming give us? (a) the telephone (b) penicillin (c) the stethoscope (d) raised-dot writing
  19. 19.True or false: a thermometer helps us tell the time. (a) False (b) True
  20. 20.What did the Wright brothers give us? (a) the stethoscope (b) the first aeroplane (c) the telephone (d) raised-dot writing
  21. 21.What did Edward Jenner give us? (a) the smallpox vaccine (b) the electric battery (c) penicillin (d) the first aeroplane
  22. 22.True or false: a stethoscope helps us tell the time. (a) False (b) True
  23. 23.🔧 Which invention helps us do sums quickly? (a) calculator (b) clock (c) stethoscope (d) microscope
  24. 24.What did Alessandro Volta give us? (a) the telephone (b) the stethoscope (c) X-rays (d) the electric battery
  25. 25.What did Alexander Graham Bell give us? (a) the printing press (b) penicillin (c) the telephone (d) raised-dot writing
  26. 26.💡 Who gave us the stethoscope? (a) Louis Braille (b) René Laennec (c) Alexander Graham Bell (d) Wilhelm Röntgen
  27. 27.What does a microscope help us do? (a) see tiny germs (b) tell the time (c) measure body temperature (d) hear the heartbeat
  28. 28.What does a telescope help us do? (a) find directions (b) hear the heartbeat (c) see faraway stars (d) do sums quickly
  29. 29.True or false: Wilhelm Röntgen gave us X-rays. (a) True (b) False
  30. 30.True or false: the Wright brothers gave us the telephone. (a) False (b) True
  31. 31.True or false: a telephone helps us talk to people far away. (a) False (b) True
  32. 32.True or false: a microscope helps us see tiny germs. (a) False (b) True
  33. 33.True or false: Louis Braille gave us the first aeroplane. (a) True (b) False
  34. 34.What does a clock help us do? (a) hear the heartbeat (b) see faraway stars (c) tell the time (d) talk to people far away
  35. 35.True or false: Alessandro Volta gave us the telephone. (a) False (b) True
  36. 36.🔧 Which invention helps us talk to people far away? (a) clock (b) stethoscope (c) telephone (d) printing press
  37. 37.True or false: a stethoscope helps us print many books. (a) False (b) True
  38. 38.True or false: a compass helps us find directions. (a) True (b) False
  39. 39.🔧 Which invention helps us find directions? (a) stethoscope (b) telephone (c) clock (d) compass
  40. 40.💡 Who gave us the first aeroplane? (a) Louis Braille (b) the Wright brothers (c) Alessandro Volta (d) Alexander Fleming

Answer key

  1. raised-dot writing
  2. False
  3. Edward Jenner
  4. the stethoscope
  5. do sums quickly
  6. Louis Braille
  7. True
  8. True
  9. the printing press
  10. telescope
  11. Alexander Graham Bell
  12. False
  13. False
  14. microscope
  15. False
  16. Wilhelm Röntgen
  17. clock
  18. penicillin
  19. False
  20. the first aeroplane
  21. the smallpox vaccine
  22. False
  23. calculator
  24. the electric battery
  25. the telephone
  26. René Laennec
  27. see tiny germs
  28. see faraway stars
  29. True
  30. False
  31. True
  32. True
  33. False
  34. tell the time
  35. False
  36. telephone
  37. False
  38. True
  39. compass
  40. the Wright brothers

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