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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 44 · 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 stethoscope? (a) Alexander Graham Bell (b) Louis Braille (c) Johannes Gutenberg (d) René Laennec
  2. 2.True or false: a calculator helps us measure body temperature. (a) False (b) True
  3. 3.What does a clock help us do? (a) tell the time (b) talk to people far away (c) measure body temperature (d) hear the heartbeat
  4. 4.What did Louis Braille give us? (a) the stethoscope (b) the smallpox vaccine (c) the telephone (d) raised-dot writing
  5. 5.💡 Who gave us raised-dot writing? (a) Alexander Graham Bell (b) Wilhelm Röntgen (c) Edward Jenner (d) Louis Braille
  6. 6.True or false: a stethoscope helps us measure body temperature. (a) False (b) True
  7. 7.What did the Wright brothers give us? (a) the telephone (b) the first aeroplane (c) the smallpox vaccine (d) the electric battery
  8. 8.🔧 Which invention helps us do sums quickly? (a) calculator (b) clock (c) telescope (d) thermometer
  9. 9.What does a stethoscope help us do? (a) hear the heartbeat (b) see faraway stars (c) find directions (d) do sums quickly
  10. 10.💡 Who gave us X-rays? (a) Wilhelm Röntgen (b) Alexander Graham Bell (c) Alexander Fleming (d) the Wright brothers
  11. 11.💡 Who gave us the smallpox vaccine? (a) Alessandro Volta (b) Johannes Gutenberg (c) Edward Jenner (d) the Wright brothers
  12. 12.True or false: Louis Braille gave us raised-dot writing. (a) True (b) False
  13. 13.💡 Who gave us the first aeroplane? (a) Wilhelm Röntgen (b) Alexander Graham Bell (c) Alessandro Volta (d) the Wright brothers
  14. 14.True or false: Edward Jenner gave us the printing press. (a) True (b) False
  15. 15.True or false: a printing press helps us print many books. (a) False (b) True
  16. 16.🔧 Which invention helps us see tiny germs? (a) clock (b) telephone (c) calculator (d) microscope
  17. 17.What does a telescope help us do? (a) see tiny germs (b) find directions (c) see faraway stars (d) print many books
  18. 18.🔧 Which invention helps us find directions? (a) stethoscope (b) printing press (c) compass (d) calculator
  19. 19.What did Alexander Fleming give us? (a) the first aeroplane (b) the printing press (c) penicillin (d) X-rays
  20. 20.💡 Who gave us the telephone? (a) Alexander Graham Bell (b) Wilhelm Röntgen (c) René Laennec (d) the Wright brothers
  21. 21.True or false: a telescope helps us tell the time. (a) True (b) False
  22. 22.What does a compass help us do? (a) find directions (b) see faraway stars (c) print many books (d) talk to people far away
  23. 23.What did Edward Jenner give us? (a) X-rays (b) the stethoscope (c) the smallpox vaccine (d) the first aeroplane
  24. 24.True or false: a clock helps us hear the heartbeat. (a) True (b) False
  25. 25.What did Alexander Graham Bell give us? (a) the stethoscope (b) the electric battery (c) the telephone (d) penicillin
  26. 26.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  27. 27.True or false: a telephone helps us find directions. (a) True (b) False
  28. 28.What does a printing press help us do? (a) tell the time (b) see tiny germs (c) print many books (d) talk to people far away
  29. 29.True or false: a telephone helps us do sums quickly. (a) True (b) False
  30. 30.True or false: the Wright brothers gave us the first aeroplane. (a) True (b) False
  31. 31.🔧 Which invention helps us hear the heartbeat? (a) telescope (b) stethoscope (c) microscope (d) telephone
  32. 32.True or false: Johannes Gutenberg gave us the smallpox vaccine. (a) False (b) True
  33. 33.True or false: Johannes Gutenberg gave us raised-dot writing. (a) True (b) False
  34. 34.What did Wilhelm Röntgen give us? (a) the smallpox vaccine (b) the telephone (c) the printing press (d) X-rays
  35. 35.True or false: Alessandro Volta gave us the electric battery. (a) True (b) False
  36. 36.🔧 Which invention helps us talk to people far away? (a) telephone (b) printing press (c) calculator (d) clock
  37. 37.What did René Laennec give us? (a) the smallpox vaccine (b) the telephone (c) the stethoscope (d) penicillin
  38. 38.What does a microscope help us do? (a) see tiny germs (b) print many books (c) hear the heartbeat (d) measure body temperature
  39. 39.True or false: a clock helps us tell the time. (a) True (b) False
  40. 40.What did Alessandro Volta give us? (a) penicillin (b) the first aeroplane (c) the electric battery (d) the printing press

Answer key

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

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