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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 47 · 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 raised-dot writing? (a) the Wright brothers (b) Alexander Fleming (c) Louis Braille (d) Alexander Graham Bell
  2. 2.🔧 Which invention helps us see tiny germs? (a) microscope (b) thermometer (c) telescope (d) printing press
  3. 3.True or false: a calculator helps us do sums quickly. (a) False (b) True
  4. 4.What does a thermometer help us do? (a) see tiny germs (b) find directions (c) measure body temperature (d) hear the heartbeat
  5. 5.What did the Wright brothers give us? (a) the electric battery (b) the stethoscope (c) the first aeroplane (d) the telephone
  6. 6.What did Alexander Graham Bell give us? (a) raised-dot writing (b) the stethoscope (c) the telephone (d) X-rays
  7. 7.🔧 Which invention helps us print many books? (a) telescope (b) telephone (c) printing press (d) stethoscope
  8. 8.What does a clock help us do? (a) see tiny germs (b) see faraway stars (c) tell the time (d) print many books
  9. 9.🔧 Which invention helps us find directions? (a) printing press (b) thermometer (c) telescope (d) compass
  10. 10.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  11. 11.True or false: Edward Jenner gave us X-rays. (a) False (b) True
  12. 12.What did Wilhelm Röntgen give us? (a) X-rays (b) raised-dot writing (c) the telephone (d) the stethoscope
  13. 13.True or false: Louis Braille gave us the stethoscope. (a) False (b) True
  14. 14.What did Alexander Fleming give us? (a) raised-dot writing (b) the smallpox vaccine (c) the electric battery (d) penicillin
  15. 15.💡 Who gave us the first aeroplane? (a) Alexander Fleming (b) Alessandro Volta (c) the Wright brothers (d) René Laennec
  16. 16.💡 Who gave us the stethoscope? (a) Edward Jenner (b) the Wright brothers (c) René Laennec (d) Louis Braille
  17. 17.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  18. 18.True or false: a microscope helps us see tiny germs. (a) True (b) False
  19. 19.True or false: Alessandro Volta gave us the electric battery. (a) True (b) False
  20. 20.True or false: a thermometer helps us hear the heartbeat. (a) True (b) False
  21. 21.What does a printing press help us do? (a) measure body temperature (b) find directions (c) print many books (d) talk to people far away
  22. 22.True or false: a thermometer helps us do sums quickly. (a) False (b) True
  23. 23.What does a compass help us do? (a) find directions (b) talk to people far away (c) hear the heartbeat (d) see faraway stars
  24. 24.🔧 Which invention helps us measure body temperature? (a) telescope (b) microscope (c) thermometer (d) stethoscope
  25. 25.True or false: a telephone helps us talk to people far away. (a) False (b) True
  26. 26.🔧 Which invention helps us see faraway stars? (a) clock (b) telephone (c) calculator (d) telescope
  27. 27.True or false: Alexander Fleming gave us penicillin. (a) True (b) False
  28. 28.💡 Who gave us the telephone? (a) Alessandro Volta (b) Alexander Graham Bell (c) Alexander Fleming (d) the Wright brothers
  29. 29.True or false: a clock helps us tell the time. (a) True (b) False
  30. 30.True or false: Wilhelm Röntgen gave us the smallpox vaccine. (a) True (b) False
  31. 31.🔧 Which invention helps us tell the time? (a) telescope (b) clock (c) thermometer (d) stethoscope
  32. 32.What did Edward Jenner give us? (a) the telephone (b) the electric battery (c) penicillin (d) the smallpox vaccine
  33. 33.What does a telephone help us do? (a) print many books (b) tell the time (c) talk to people far away (d) hear the heartbeat
  34. 34.🔧 Which invention helps us talk to people far away? (a) compass (b) telescope (c) thermometer (d) telephone
  35. 35.What does a calculator help us do? (a) do sums quickly (b) see faraway stars (c) hear the heartbeat (d) tell the time
  36. 36.True or false: Edward Jenner gave us the first aeroplane. (a) False (b) True
  37. 37.💡 Who gave us the printing press? (a) Alexander Fleming (b) René Laennec (c) Johannes Gutenberg (d) Alessandro Volta
  38. 38.True or false: Alexander Fleming gave us the first aeroplane. (a) False (b) True
  39. 39.True or false: the Wright brothers gave us raised-dot writing. (a) False (b) True
  40. 40.What did Johannes Gutenberg give us? (a) the printing press (b) the first aeroplane (c) the stethoscope (d) raised-dot writing

Answer key

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

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