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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 131 · 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.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  2. 2.What did Louis Braille give us? (a) the electric battery (b) raised-dot writing (c) the printing press (d) the first aeroplane
  3. 3.True or false: a microscope helps us measure body temperature. (a) True (b) False
  4. 4.What does a stethoscope help us do? (a) hear the heartbeat (b) talk to people far away (c) tell the time (d) see faraway stars
  5. 5.True or false: a clock helps us tell the time. (a) False (b) True
  6. 6.What did Johannes Gutenberg give us? (a) X-rays (b) the printing press (c) the telephone (d) the smallpox vaccine
  7. 7.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  8. 8.🔧 Which invention helps us measure body temperature? (a) thermometer (b) compass (c) clock (d) stethoscope
  9. 9.True or false: a calculator helps us tell the time. (a) True (b) False
  10. 10.💡 Who gave us the electric battery? (a) René Laennec (b) the Wright brothers (c) Edward Jenner (d) Alessandro Volta
  11. 11.True or false: a printing press helps us print many books. (a) True (b) False
  12. 12.True or false: Wilhelm Röntgen gave us the electric battery. (a) True (b) False
  13. 13.🔧 Which invention helps us hear the heartbeat? (a) clock (b) thermometer (c) telescope (d) stethoscope
  14. 14.What does a telephone help us do? (a) talk to people far away (b) see tiny germs (c) hear the heartbeat (d) find directions
  15. 15.True or false: a microscope helps us talk to people far away. (a) False (b) True
  16. 16.True or false: a microscope helps us tell the time. (a) True (b) False
  17. 17.What did Edward Jenner give us? (a) penicillin (b) raised-dot writing (c) the telephone (d) the smallpox vaccine
  18. 18.True or false: Wilhelm Röntgen gave us the printing press. (a) True (b) False
  19. 19.💡 Who gave us the smallpox vaccine? (a) the Wright brothers (b) Alexander Graham Bell (c) Johannes Gutenberg (d) Edward Jenner
  20. 20.True or false: a thermometer helps us hear the heartbeat. (a) True (b) False
  21. 21.🔧 Which invention helps us see faraway stars? (a) telescope (b) telephone (c) thermometer (d) printing press
  22. 22.What did René Laennec give us? (a) the telephone (b) the electric battery (c) the first aeroplane (d) the stethoscope
  23. 23.True or false: a telephone helps us print many books. (a) False (b) True
  24. 24.True or false: Johannes Gutenberg gave us penicillin. (a) True (b) False
  25. 25.What did the Wright brothers give us? (a) the telephone (b) the first aeroplane (c) the printing press (d) raised-dot writing
  26. 26.What did Alexander Graham Bell give us? (a) the telephone (b) the first aeroplane (c) the electric battery (d) the smallpox vaccine
  27. 27.What did Wilhelm Röntgen give us? (a) the printing press (b) penicillin (c) the telephone (d) X-rays
  28. 28.💡 Who gave us the first aeroplane? (a) the Wright brothers (b) Wilhelm Röntgen (c) Alexander Graham Bell (d) René Laennec
  29. 29.What does a microscope help us do? (a) talk to people far away (b) see tiny germs (c) measure body temperature (d) print many books
  30. 30.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  31. 31.True or false: a thermometer helps us print many books. (a) True (b) False
  32. 32.💡 Who gave us the printing press? (a) Edward Jenner (b) Wilhelm Röntgen (c) Johannes Gutenberg (d) the Wright brothers
  33. 33.True or false: a thermometer helps us do sums quickly. (a) False (b) True
  34. 34.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  35. 35.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  36. 36.💡 Who gave us the stethoscope? (a) Alessandro Volta (b) Wilhelm Röntgen (c) René Laennec (d) Edward Jenner
  37. 37.🔧 Which invention helps us see tiny germs? (a) stethoscope (b) compass (c) telescope (d) microscope
  38. 38.💡 Who gave us the telephone? (a) René Laennec (b) Wilhelm Röntgen (c) Alexander Graham Bell (d) Alexander Fleming
  39. 39.What does a printing press help us do? (a) hear the heartbeat (b) print many books (c) find directions (d) do sums quickly
  40. 40.What did Alessandro Volta give us? (a) the first aeroplane (b) X-rays (c) the electric battery (d) penicillin

Answer key

  1. True
  2. raised-dot writing
  3. False
  4. hear the heartbeat
  5. True
  6. the printing press
  7. True
  8. thermometer
  9. False
  10. Alessandro Volta
  11. True
  12. False
  13. stethoscope
  14. talk to people far away
  15. False
  16. False
  17. the smallpox vaccine
  18. False
  19. Edward Jenner
  20. False
  21. telescope
  22. the stethoscope
  23. False
  24. False
  25. the first aeroplane
  26. the telephone
  27. X-rays
  28. the Wright brothers
  29. see tiny germs
  30. True
  31. False
  32. Johannes Gutenberg
  33. False
  34. True
  35. True
  36. René Laennec
  37. microscope
  38. Alexander Graham Bell
  39. print many books
  40. the electric battery

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