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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 358 · 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 electric battery? (a) Alessandro Volta (b) Louis Braille (c) the Wright brothers (d) Johannes Gutenberg
  2. 2.💡 Who gave us the stethoscope? (a) Alessandro Volta (b) Edward Jenner (c) René Laennec (d) Louis Braille
  3. 3.What did Wilhelm Röntgen give us? (a) X-rays (b) the stethoscope (c) raised-dot writing (d) the electric battery
  4. 4.🔧 Which invention helps us talk to people far away? (a) telephone (b) calculator (c) compass (d) telescope
  5. 5.What did Alexander Graham Bell give us? (a) the first aeroplane (b) the smallpox vaccine (c) the electric battery (d) the telephone
  6. 6.What did Louis Braille give us? (a) the first aeroplane (b) the printing press (c) penicillin (d) raised-dot writing
  7. 7.True or false: a compass helps us find directions. (a) False (b) True
  8. 8.What does a compass help us do? (a) talk to people far away (b) do sums quickly (c) print many books (d) find directions
  9. 9.What did Alessandro Volta give us? (a) the electric battery (b) the printing press (c) the first aeroplane (d) X-rays
  10. 10.What does a microscope help us do? (a) hear the heartbeat (b) measure body temperature (c) see tiny germs (d) tell the time
  11. 11.🔧 Which invention helps us measure body temperature? (a) thermometer (b) clock (c) telescope (d) telephone
  12. 12.True or false: a thermometer helps us print many books. (a) True (b) False
  13. 13.💡 Who gave us penicillin? (a) Alexander Fleming (b) Alessandro Volta (c) Wilhelm Röntgen (d) Edward Jenner
  14. 14.💡 Who gave us the first aeroplane? (a) Johannes Gutenberg (b) Alessandro Volta (c) the Wright brothers (d) Louis Braille
  15. 15.What did Johannes Gutenberg give us? (a) the smallpox vaccine (b) the telephone (c) X-rays (d) the printing press
  16. 16.True or false: Alexander Fleming gave us the smallpox vaccine. (a) False (b) True
  17. 17.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  18. 18.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  19. 19.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  20. 20.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  21. 21.What does a stethoscope help us do? (a) see faraway stars (b) find directions (c) do sums quickly (d) hear the heartbeat
  22. 22.True or false: a microscope helps us see tiny germs. (a) True (b) False
  23. 23.True or false: a clock helps us tell the time. (a) True (b) False
  24. 24.True or false: a clock helps us talk to people far away. (a) True (b) False
  25. 25.💡 Who gave us X-rays? (a) Louis Braille (b) Alexander Fleming (c) Alessandro Volta (d) Wilhelm Röntgen
  26. 26.True or false: a thermometer helps us measure body temperature. (a) False (b) True
  27. 27.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  28. 28.🔧 Which invention helps us see faraway stars? (a) stethoscope (b) printing press (c) telescope (d) microscope
  29. 29.True or false: Alexander Fleming gave us the first aeroplane. (a) True (b) False
  30. 30.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  31. 31.🔧 Which invention helps us find directions? (a) clock (b) printing press (c) compass (d) calculator
  32. 32.🔧 Which invention helps us do sums quickly? (a) clock (b) printing press (c) calculator (d) microscope
  33. 33.🔧 Which invention helps us see tiny germs? (a) microscope (b) stethoscope (c) telescope (d) compass
  34. 34.What does a calculator help us do? (a) do sums quickly (b) tell the time (c) hear the heartbeat (d) find directions
  35. 35.💡 Who gave us raised-dot writing? (a) Edward Jenner (b) Johannes Gutenberg (c) Alessandro Volta (d) Louis Braille
  36. 36.What did Alexander Fleming give us? (a) penicillin (b) the smallpox vaccine (c) the electric battery (d) raised-dot writing
  37. 37.True or false: Alexander Graham Bell gave us the electric battery. (a) True (b) False
  38. 38.True or false: Louis Braille gave us the first aeroplane. (a) True (b) False
  39. 39.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  40. 40.🔧 Which invention helps us hear the heartbeat? (a) thermometer (b) calculator (c) printing press (d) stethoscope

Answer key

  1. Alessandro Volta
  2. René Laennec
  3. X-rays
  4. telephone
  5. the telephone
  6. raised-dot writing
  7. True
  8. find directions
  9. the electric battery
  10. see tiny germs
  11. thermometer
  12. False
  13. Alexander Fleming
  14. the Wright brothers
  15. the printing press
  16. False
  17. True
  18. True
  19. True
  20. True
  21. hear the heartbeat
  22. True
  23. True
  24. False
  25. Wilhelm Röntgen
  26. True
  27. True
  28. telescope
  29. False
  30. True
  31. compass
  32. calculator
  33. microscope
  34. do sums quickly
  35. Louis Braille
  36. penicillin
  37. False
  38. False
  39. True
  40. stethoscope

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