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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 440 · 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 first aeroplane? (a) Wilhelm Röntgen (b) the Wright brothers (c) Louis Braille (d) Alexander Fleming
  2. 2.💡 Who gave us the telephone? (a) Alessandro Volta (b) René Laennec (c) Louis Braille (d) Alexander Graham Bell
  3. 3.What did Louis Braille give us? (a) the printing press (b) the first aeroplane (c) raised-dot writing (d) the telephone
  4. 4.What did the Wright brothers give us? (a) the electric battery (b) penicillin (c) the stethoscope (d) the first aeroplane
  5. 5.What did Edward Jenner give us? (a) the electric battery (b) the printing press (c) raised-dot writing (d) the smallpox vaccine
  6. 6.What does a compass help us do? (a) find directions (b) tell the time (c) talk to people far away (d) see faraway stars
  7. 7.🔧 Which invention helps us print many books? (a) printing press (b) clock (c) calculator (d) stethoscope
  8. 8.🔧 Which invention helps us tell the time? (a) microscope (b) stethoscope (c) clock (d) calculator
  9. 9.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  10. 10.True or false: Alexander Fleming gave us the smallpox vaccine. (a) True (b) False
  11. 11.What does a thermometer help us do? (a) hear the heartbeat (b) measure body temperature (c) see tiny germs (d) talk to people far away
  12. 12.True or false: the Wright brothers gave us the telephone. (a) True (b) False
  13. 13.True or false: a compass helps us find directions. (a) False (b) True
  14. 14.True or false: a microscope helps us see faraway stars. (a) True (b) False
  15. 15.🔧 Which invention helps us measure body temperature? (a) calculator (b) clock (c) compass (d) thermometer
  16. 16.What does a telephone help us do? (a) talk to people far away (b) see tiny germs (c) measure body temperature (d) hear the heartbeat
  17. 17.🔧 Which invention helps us see tiny germs? (a) microscope (b) stethoscope (c) compass (d) telephone
  18. 18.What does a calculator help us do? (a) do sums quickly (b) talk to people far away (c) see faraway stars (d) find directions
  19. 19.💡 Who gave us the smallpox vaccine? (a) Alessandro Volta (b) René Laennec (c) Alexander Fleming (d) Edward Jenner
  20. 20.True or false: the Wright brothers gave us the electric battery. (a) False (b) True
  21. 21.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  22. 22.💡 Who gave us the printing press? (a) Alexander Graham Bell (b) Johannes Gutenberg (c) Wilhelm Röntgen (d) Edward Jenner
  23. 23.What does a microscope help us do? (a) measure body temperature (b) find directions (c) hear the heartbeat (d) see tiny germs
  24. 24.🔧 Which invention helps us find directions? (a) printing press (b) telescope (c) compass (d) stethoscope
  25. 25.What does a printing press help us do? (a) see faraway stars (b) see tiny germs (c) do sums quickly (d) print many books
  26. 26.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  27. 27.🔧 Which invention helps us do sums quickly? (a) stethoscope (b) compass (c) calculator (d) telescope
  28. 28.💡 Who gave us X-rays? (a) René Laennec (b) the Wright brothers (c) Alexander Graham Bell (d) Wilhelm Röntgen
  29. 29.What did René Laennec give us? (a) the smallpox vaccine (b) the electric battery (c) the telephone (d) the stethoscope
  30. 30.True or false: a clock helps us measure body temperature. (a) False (b) True
  31. 31.💡 Who gave us raised-dot writing? (a) Louis Braille (b) the Wright brothers (c) René Laennec (d) Alexander Fleming
  32. 32.🔧 Which invention helps us talk to people far away? (a) telephone (b) clock (c) microscope (d) thermometer
  33. 33.What did Wilhelm Röntgen give us? (a) the electric battery (b) the stethoscope (c) X-rays (d) the smallpox vaccine
  34. 34.🔧 Which invention helps us hear the heartbeat? (a) telephone (b) telescope (c) clock (d) stethoscope
  35. 35.💡 Who gave us the electric battery? (a) Alessandro Volta (b) Johannes Gutenberg (c) the Wright brothers (d) Louis Braille
  36. 36.What did Johannes Gutenberg give us? (a) the telephone (b) the printing press (c) the stethoscope (d) raised-dot writing
  37. 37.True or false: a stethoscope helps us tell the time. (a) False (b) True
  38. 38.What did Alessandro Volta give us? (a) the printing press (b) the electric battery (c) the stethoscope (d) the telephone
  39. 39.True or false: Alexander Fleming gave us the printing press. (a) False (b) True
  40. 40.True or false: Edward Jenner gave us X-rays. (a) True (b) False

Answer key

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

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