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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 877 · 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.🔧 Which invention helps us find directions? (a) compass (b) thermometer (c) clock (d) microscope
  2. 2.What did Wilhelm Röntgen give us? (a) the telephone (b) raised-dot writing (c) X-rays (d) penicillin
  3. 3.What does a thermometer help us do? (a) see tiny germs (b) tell the time (c) measure body temperature (d) do sums quickly
  4. 4.What does a microscope help us do? (a) talk to people far away (b) tell the time (c) see faraway stars (d) see tiny germs
  5. 5.💡 Who gave us the telephone? (a) Alessandro Volta (b) Alexander Graham Bell (c) Edward Jenner (d) Alexander Fleming
  6. 6.True or false: a clock helps us find directions. (a) False (b) True
  7. 7.🔧 Which invention helps us do sums quickly? (a) microscope (b) compass (c) calculator (d) printing press
  8. 8.💡 Who gave us the smallpox vaccine? (a) Johannes Gutenberg (b) Edward Jenner (c) the Wright brothers (d) Alexander Graham Bell
  9. 9.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  10. 10.🔧 Which invention helps us see faraway stars? (a) compass (b) clock (c) telescope (d) printing press
  11. 11.What did Johannes Gutenberg give us? (a) the printing press (b) raised-dot writing (c) the stethoscope (d) the telephone
  12. 12.True or false: a thermometer helps us tell the time. (a) True (b) False
  13. 13.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  14. 14.What did Alexander Fleming give us? (a) the telephone (b) penicillin (c) the electric battery (d) the first aeroplane
  15. 15.True or false: a clock helps us tell the time. (a) False (b) True
  16. 16.💡 Who gave us the electric battery? (a) Alexander Fleming (b) the Wright brothers (c) Alessandro Volta (d) Edward Jenner
  17. 17.What did Alexander Graham Bell give us? (a) the telephone (b) the electric battery (c) penicillin (d) the printing press
  18. 18.🔧 Which invention helps us measure body temperature? (a) stethoscope (b) telephone (c) microscope (d) thermometer
  19. 19.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  20. 20.🔧 Which invention helps us print many books? (a) stethoscope (b) printing press (c) microscope (d) clock
  21. 21.🔧 Which invention helps us tell the time? (a) clock (b) stethoscope (c) compass (d) calculator
  22. 22.What did René Laennec give us? (a) the smallpox vaccine (b) the stethoscope (c) penicillin (d) the first aeroplane
  23. 23.💡 Who gave us the stethoscope? (a) Alessandro Volta (b) René Laennec (c) Wilhelm Röntgen (d) Louis Braille
  24. 24.True or false: Alexander Graham Bell gave us the first aeroplane. (a) True (b) False
  25. 25.What does a printing press help us do? (a) measure body temperature (b) find directions (c) print many books (d) hear the heartbeat
  26. 26.What did the Wright brothers give us? (a) the telephone (b) the first aeroplane (c) the printing press (d) X-rays
  27. 27.What does a telescope help us do? (a) see tiny germs (b) see faraway stars (c) hear the heartbeat (d) measure body temperature
  28. 28.What did Edward Jenner give us? (a) the first aeroplane (b) raised-dot writing (c) the smallpox vaccine (d) the telephone
  29. 29.True or false: the Wright brothers gave us raised-dot writing. (a) True (b) False
  30. 30.What did Alessandro Volta give us? (a) the electric battery (b) the smallpox vaccine (c) X-rays (d) penicillin
  31. 31.True or false: Edward Jenner gave us X-rays. (a) True (b) False
  32. 32.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  33. 33.💡 Who gave us raised-dot writing? (a) Alexander Graham Bell (b) Edward Jenner (c) Johannes Gutenberg (d) Louis Braille
  34. 34.What does a clock help us do? (a) see tiny germs (b) hear the heartbeat (c) tell the time (d) measure body temperature
  35. 35.💡 Who gave us the first aeroplane? (a) Alexander Graham Bell (b) the Wright brothers (c) René Laennec (d) Johannes Gutenberg
  36. 36.🔧 Which invention helps us see tiny germs? (a) telescope (b) telephone (c) microscope (d) compass
  37. 37.True or false: a printing press helps us print many books. (a) True (b) False
  38. 38.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  39. 39.What does a stethoscope help us do? (a) hear the heartbeat (b) tell the time (c) do sums quickly (d) see tiny germs
  40. 40.💡 Who gave us X-rays? (a) Alexander Graham Bell (b) Edward Jenner (c) Wilhelm Röntgen (d) Alessandro Volta

Answer key

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

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