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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 381 · 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 stethoscope help us do? (a) tell the time (b) see faraway stars (c) measure body temperature (d) hear the heartbeat
  2. 2.💡 Who gave us the smallpox vaccine? (a) Wilhelm Röntgen (b) Alexander Graham Bell (c) Edward Jenner (d) the Wright brothers
  3. 3.🔧 Which invention helps us hear the heartbeat? (a) printing press (b) telephone (c) stethoscope (d) clock
  4. 4.💡 Who gave us the telephone? (a) René Laennec (b) Edward Jenner (c) Alexander Graham Bell (d) Alexander Fleming
  5. 5.🔧 Which invention helps us talk to people far away? (a) printing press (b) telephone (c) microscope (d) calculator
  6. 6.True or false: Alessandro Volta gave us the first aeroplane. (a) False (b) True
  7. 7.💡 Who gave us the printing press? (a) Alexander Graham Bell (b) René Laennec (c) Johannes Gutenberg (d) Alessandro Volta
  8. 8.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  9. 9.🔧 Which invention helps us measure body temperature? (a) microscope (b) thermometer (c) stethoscope (d) clock
  10. 10.True or false: a telephone helps us print many books. (a) True (b) False
  11. 11.What did the Wright brothers give us? (a) the stethoscope (b) raised-dot writing (c) the telephone (d) the first aeroplane
  12. 12.True or false: Louis Braille gave us raised-dot writing. (a) True (b) False
  13. 13.True or false: Alessandro Volta gave us the electric battery. (a) True (b) False
  14. 14.What did Alexander Graham Bell give us? (a) the printing press (b) the electric battery (c) the telephone (d) penicillin
  15. 15.What did Alexander Fleming give us? (a) the printing press (b) penicillin (c) X-rays (d) the electric battery
  16. 16.True or false: a calculator helps us do sums quickly. (a) False (b) True
  17. 17.True or false: Alexander Fleming gave us the stethoscope. (a) False (b) True
  18. 18.🔧 Which invention helps us find directions? (a) clock (b) thermometer (c) telescope (d) compass
  19. 19.🔧 Which invention helps us see tiny germs? (a) microscope (b) compass (c) clock (d) stethoscope
  20. 20.True or false: a clock helps us measure body temperature. (a) True (b) False
  21. 21.💡 Who gave us the electric battery? (a) the Wright brothers (b) Johannes Gutenberg (c) Alessandro Volta (d) René Laennec
  22. 22.What did Louis Braille give us? (a) raised-dot writing (b) penicillin (c) the smallpox vaccine (d) the first aeroplane
  23. 23.True or false: a thermometer helps us do sums quickly. (a) False (b) True
  24. 24.💡 Who gave us the first aeroplane? (a) Johannes Gutenberg (b) the Wright brothers (c) Wilhelm Röntgen (d) Alexander Graham Bell
  25. 25.True or false: Johannes Gutenberg gave us the electric battery. (a) False (b) True
  26. 26.🔧 Which invention helps us print many books? (a) microscope (b) telephone (c) telescope (d) printing press
  27. 27.What does a printing press help us do? (a) hear the heartbeat (b) print many books (c) talk to people far away (d) do sums quickly
  28. 28.True or false: Alexander Fleming gave us X-rays. (a) False (b) True
  29. 29.True or false: the Wright brothers gave us penicillin. (a) False (b) True
  30. 30.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  31. 31.🔧 Which invention helps us tell the time? (a) microscope (b) clock (c) compass (d) thermometer
  32. 32.True or false: a microscope helps us talk to people far away. (a) True (b) False
  33. 33.True or false: René Laennec gave us the electric battery. (a) True (b) False
  34. 34.True or false: Alexander Graham Bell gave us the smallpox vaccine. (a) False (b) True
  35. 35.What did Johannes Gutenberg give us? (a) the stethoscope (b) the smallpox vaccine (c) the printing press (d) penicillin
  36. 36.What did Wilhelm Röntgen give us? (a) the first aeroplane (b) the printing press (c) X-rays (d) the electric battery
  37. 37.True or false: a printing press helps us print many books. (a) True (b) False
  38. 38.What did Alessandro Volta give us? (a) the stethoscope (b) the electric battery (c) the telephone (d) the first aeroplane
  39. 39.What does a telephone help us do? (a) measure body temperature (b) find directions (c) talk to people far away (d) hear the heartbeat
  40. 40.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False

Answer key

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

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