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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 562 · 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 does a microscope help us do? (a) do sums quickly (b) hear the heartbeat (c) see faraway stars (d) see tiny germs
  2. 2.💡 Who gave us the stethoscope? (a) Alexander Fleming (b) Louis Braille (c) René Laennec (d) Johannes Gutenberg
  3. 3.💡 Who gave us the printing press? (a) Alexander Graham Bell (b) Louis Braille (c) Johannes Gutenberg (d) Alexander Fleming
  4. 4.What did Edward Jenner give us? (a) the smallpox vaccine (b) the first aeroplane (c) X-rays (d) the printing press
  5. 5.What does a clock help us do? (a) talk to people far away (b) see tiny germs (c) tell the time (d) hear the heartbeat
  6. 6.What does a printing press help us do? (a) find directions (b) tell the time (c) print many books (d) see tiny germs
  7. 7.💡 Who gave us raised-dot writing? (a) Alessandro Volta (b) the Wright brothers (c) Louis Braille (d) René Laennec
  8. 8.True or false: Louis Braille gave us raised-dot writing. (a) True (b) False
  9. 9.True or false: Louis Braille gave us the electric battery. (a) False (b) True
  10. 10.What did Alexander Graham Bell give us? (a) the smallpox vaccine (b) X-rays (c) the telephone (d) the first aeroplane
  11. 11.🔧 Which invention helps us tell the time? (a) printing press (b) thermometer (c) stethoscope (d) clock
  12. 12.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  13. 13.What does a telephone help us do? (a) talk to people far away (b) measure body temperature (c) find directions (d) see tiny germs
  14. 14.True or false: a microscope helps us see tiny germs. (a) True (b) False
  15. 15.What does a stethoscope help us do? (a) hear the heartbeat (b) see tiny germs (c) do sums quickly (d) measure body temperature
  16. 16.What does a thermometer help us do? (a) hear the heartbeat (b) see faraway stars (c) find directions (d) measure body temperature
  17. 17.What did Alessandro Volta give us? (a) the electric battery (b) the stethoscope (c) the telephone (d) X-rays
  18. 18.True or false: a compass helps us find directions. (a) True (b) False
  19. 19.True or false: a microscope helps us print many books. (a) False (b) True
  20. 20.True or false: a telephone helps us talk to people far away. (a) True (b) False
  21. 21.True or false: Louis Braille gave us the first aeroplane. (a) True (b) False
  22. 22.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  23. 23.🔧 Which invention helps us do sums quickly? (a) thermometer (b) compass (c) calculator (d) stethoscope
  24. 24.What does a compass help us do? (a) talk to people far away (b) find directions (c) see tiny germs (d) measure body temperature
  25. 25.True or false: Alexander Fleming gave us the smallpox vaccine. (a) False (b) True
  26. 26.True or false: a stethoscope helps us tell the time. (a) False (b) True
  27. 27.What did Alexander Fleming give us? (a) the telephone (b) raised-dot writing (c) penicillin (d) the electric battery
  28. 28.True or false: a clock helps us print many books. (a) True (b) False
  29. 29.What did Johannes Gutenberg give us? (a) the stethoscope (b) the printing press (c) X-rays (d) penicillin
  30. 30.True or false: a thermometer helps us hear the heartbeat. (a) True (b) False
  31. 31.🔧 Which invention helps us see faraway stars? (a) telephone (b) compass (c) telescope (d) clock
  32. 32.💡 Who gave us X-rays? (a) Wilhelm Röntgen (b) Louis Braille (c) Alessandro Volta (d) Alexander Graham Bell
  33. 33.True or false: a clock helps us tell the time. (a) True (b) False
  34. 34.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  35. 35.True or false: Edward Jenner gave us the stethoscope. (a) False (b) True
  36. 36.True or false: Louis Braille gave us the stethoscope. (a) False (b) True
  37. 37.True or false: Alexander Graham Bell gave us raised-dot writing. (a) True (b) False
  38. 38.🔧 Which invention helps us talk to people far away? (a) stethoscope (b) thermometer (c) telephone (d) microscope
  39. 39.True or false: a compass helps us talk to people far away. (a) False (b) True
  40. 40.What did the Wright brothers give us? (a) the telephone (b) the first aeroplane (c) the electric battery (d) the smallpox vaccine

Answer key

  1. see tiny germs
  2. René Laennec
  3. Johannes Gutenberg
  4. the smallpox vaccine
  5. tell the time
  6. print many books
  7. Louis Braille
  8. True
  9. False
  10. the telephone
  11. clock
  12. True
  13. talk to people far away
  14. True
  15. hear the heartbeat
  16. measure body temperature
  17. the electric battery
  18. True
  19. False
  20. True
  21. False
  22. True
  23. calculator
  24. find directions
  25. False
  26. False
  27. penicillin
  28. False
  29. the printing press
  30. False
  31. telescope
  32. Wilhelm Röntgen
  33. True
  34. True
  35. False
  36. False
  37. False
  38. telephone
  39. False
  40. the first aeroplane

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