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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 588 · 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 talk to people far away? (a) thermometer (b) clock (c) printing press (d) telephone
  2. 2.What did Alexander Fleming give us? (a) the stethoscope (b) the printing press (c) penicillin (d) the smallpox vaccine
  3. 3.True or false: a stethoscope helps us do sums quickly. (a) False (b) True
  4. 4.🔧 Which invention helps us see faraway stars? (a) microscope (b) telescope (c) stethoscope (d) thermometer
  5. 5.💡 Who gave us the first aeroplane? (a) the Wright brothers (b) Louis Braille (c) Alessandro Volta (d) Wilhelm Röntgen
  6. 6.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  7. 7.True or false: a clock helps us see faraway stars. (a) False (b) True
  8. 8.What did Louis Braille give us? (a) X-rays (b) the smallpox vaccine (c) raised-dot writing (d) penicillin
  9. 9.True or false: Johannes Gutenberg gave us the smallpox vaccine. (a) False (b) True
  10. 10.💡 Who gave us the stethoscope? (a) Alexander Graham Bell (b) René Laennec (c) Johannes Gutenberg (d) Alexander Fleming
  11. 11.What did Wilhelm Röntgen give us? (a) the smallpox vaccine (b) the first aeroplane (c) the telephone (d) X-rays
  12. 12.What does a telescope help us do? (a) see faraway stars (b) measure body temperature (c) talk to people far away (d) see tiny germs
  13. 13.💡 Who gave us the telephone? (a) Louis Braille (b) Alexander Fleming (c) Alexander Graham Bell (d) Edward Jenner
  14. 14.What does a thermometer help us do? (a) see tiny germs (b) do sums quickly (c) measure body temperature (d) hear the heartbeat
  15. 15.🔧 Which invention helps us measure body temperature? (a) stethoscope (b) telephone (c) microscope (d) thermometer
  16. 16.True or false: Edward Jenner gave us the first aeroplane. (a) False (b) True
  17. 17.What does a compass help us do? (a) print many books (b) measure body temperature (c) find directions (d) tell the time
  18. 18.True or false: a telephone helps us hear the heartbeat. (a) True (b) False
  19. 19.What does a calculator help us do? (a) hear the heartbeat (b) do sums quickly (c) measure body temperature (d) print many books
  20. 20.True or false: Edward Jenner gave us the stethoscope. (a) True (b) False
  21. 21.True or false: Edward Jenner gave us penicillin. (a) False (b) True
  22. 22.What did Johannes Gutenberg give us? (a) X-rays (b) raised-dot writing (c) the telephone (d) the printing press
  23. 23.🔧 Which invention helps us tell the time? (a) printing press (b) microscope (c) clock (d) calculator
  24. 24.💡 Who gave us the electric battery? (a) Alessandro Volta (b) Edward Jenner (c) Alexander Fleming (d) the Wright brothers
  25. 25.True or false: a telephone helps us tell the time. (a) False (b) True
  26. 26.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  27. 27.True or false: a telescope helps us talk to people far away. (a) False (b) True
  28. 28.What did Alexander Graham Bell give us? (a) the first aeroplane (b) the telephone (c) the printing press (d) the electric battery
  29. 29.🔧 Which invention helps us find directions? (a) thermometer (b) stethoscope (c) compass (d) printing press
  30. 30.True or false: the Wright brothers gave us penicillin. (a) True (b) False
  31. 31.What does a printing press help us do? (a) do sums quickly (b) print many books (c) see faraway stars (d) find directions
  32. 32.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  33. 33.💡 Who gave us the printing press? (a) Wilhelm Röntgen (b) René Laennec (c) Louis Braille (d) Johannes Gutenberg
  34. 34.True or false: a telescope helps us measure body temperature. (a) True (b) False
  35. 35.What did Edward Jenner give us? (a) the first aeroplane (b) the telephone (c) the smallpox vaccine (d) the stethoscope
  36. 36.True or false: Alexander Fleming gave us penicillin. (a) True (b) False
  37. 37.🔧 Which invention helps us do sums quickly? (a) clock (b) thermometer (c) telephone (d) calculator
  38. 38.True or false: a stethoscope helps us print many books. (a) False (b) True
  39. 39.What does a telephone help us do? (a) find directions (b) measure body temperature (c) see tiny germs (d) talk to people far away
  40. 40.True or false: Alessandro Volta gave us the electric battery. (a) True (b) False

Answer key

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

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