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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 803 · 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 first aeroplane? (a) Johannes Gutenberg (b) the Wright brothers (c) Alexander Fleming (d) Alessandro Volta
  2. 2.True or false: Wilhelm Röntgen gave us X-rays. (a) True (b) False
  3. 3.True or false: a stethoscope helps us talk to people far away. (a) False (b) True
  4. 4.What did René Laennec give us? (a) the telephone (b) the printing press (c) the smallpox vaccine (d) the stethoscope
  5. 5.What did Alexander Fleming give us? (a) the electric battery (b) X-rays (c) penicillin (d) raised-dot writing
  6. 6.True or false: Wilhelm Röntgen gave us the printing press. (a) True (b) False
  7. 7.🔧 Which invention helps us measure body temperature? (a) clock (b) thermometer (c) microscope (d) compass
  8. 8.🔧 Which invention helps us see faraway stars? (a) telescope (b) microscope (c) calculator (d) thermometer
  9. 9.True or false: Alexander Fleming gave us raised-dot writing. (a) False (b) True
  10. 10.True or false: a telescope helps us find directions. (a) True (b) False
  11. 11.What does a clock help us do? (a) hear the heartbeat (b) measure body temperature (c) talk to people far away (d) tell the time
  12. 12.True or false: René Laennec gave us the electric battery. (a) False (b) True
  13. 13.True or false: a printing press helps us print many books. (a) False (b) True
  14. 14.What does a calculator help us do? (a) hear the heartbeat (b) print many books (c) talk to people far away (d) do sums quickly
  15. 15.True or false: a telephone helps us see faraway stars. (a) False (b) True
  16. 16.True or false: René Laennec gave us the smallpox vaccine. (a) True (b) False
  17. 17.True or false: Wilhelm Röntgen gave us the smallpox vaccine. (a) True (b) False
  18. 18.What did Johannes Gutenberg give us? (a) the printing press (b) raised-dot writing (c) the telephone (d) the first aeroplane
  19. 19.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  20. 20.💡 Who gave us raised-dot writing? (a) René Laennec (b) Louis Braille (c) Alexander Fleming (d) the Wright brothers
  21. 21.What did Edward Jenner give us? (a) the stethoscope (b) the smallpox vaccine (c) the printing press (d) the electric battery
  22. 22.True or false: Edward Jenner gave us penicillin. (a) True (b) False
  23. 23.🔧 Which invention helps us talk to people far away? (a) calculator (b) compass (c) telephone (d) printing press
  24. 24.🔧 Which invention helps us find directions? (a) telephone (b) calculator (c) thermometer (d) compass
  25. 25.True or false: Alexander Fleming gave us penicillin. (a) True (b) False
  26. 26.What did Louis Braille give us? (a) the electric battery (b) raised-dot writing (c) X-rays (d) the telephone
  27. 27.True or false: a microscope helps us see tiny germs. (a) True (b) False
  28. 28.True or false: a clock helps us tell the time. (a) True (b) False
  29. 29.What does a telescope help us do? (a) talk to people far away (b) see tiny germs (c) measure body temperature (d) see faraway stars
  30. 30.What did Alessandro Volta give us? (a) the printing press (b) penicillin (c) the electric battery (d) X-rays
  31. 31.What did the Wright brothers give us? (a) the first aeroplane (b) the stethoscope (c) the smallpox vaccine (d) the printing press
  32. 32.What did Alexander Graham Bell give us? (a) penicillin (b) X-rays (c) the telephone (d) the printing press
  33. 33.💡 Who gave us the electric battery? (a) Alessandro Volta (b) Louis Braille (c) René Laennec (d) Alexander Graham Bell
  34. 34.💡 Who gave us the telephone? (a) Louis Braille (b) Wilhelm Röntgen (c) Edward Jenner (d) Alexander Graham Bell
  35. 35.💡 Who gave us X-rays? (a) Wilhelm Röntgen (b) Johannes Gutenberg (c) Edward Jenner (d) the Wright brothers
  36. 36.True or false: a calculator helps us do sums quickly. (a) True (b) False
  37. 37.True or false: a printing press helps us see faraway stars. (a) False (b) True
  38. 38.True or false: the Wright brothers gave us the first aeroplane. (a) True (b) False
  39. 39.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  40. 40.What does a telephone help us do? (a) see faraway stars (b) print many books (c) hear the heartbeat (d) talk to people far away

Answer key

  1. the Wright brothers
  2. True
  3. False
  4. the stethoscope
  5. penicillin
  6. False
  7. thermometer
  8. telescope
  9. False
  10. False
  11. tell the time
  12. False
  13. True
  14. do sums quickly
  15. False
  16. False
  17. False
  18. the printing press
  19. True
  20. Louis Braille
  21. the smallpox vaccine
  22. False
  23. telephone
  24. compass
  25. True
  26. raised-dot writing
  27. True
  28. True
  29. see faraway stars
  30. the electric battery
  31. the first aeroplane
  32. the telephone
  33. Alessandro Volta
  34. Alexander Graham Bell
  35. Wilhelm Röntgen
  36. True
  37. False
  38. True
  39. True
  40. talk to people far away

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