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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 679 · 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: a calculator helps us talk to people far away. (a) True (b) False
  2. 2.True or false: a compass helps us hear the heartbeat. (a) True (b) False
  3. 3.💡 Who gave us the electric battery? (a) Alessandro Volta (b) Johannes Gutenberg (c) Louis Braille (d) Edward Jenner
  4. 4.True or false: Alessandro Volta gave us the first aeroplane. (a) False (b) True
  5. 5.True or false: Alessandro Volta gave us penicillin. (a) False (b) True
  6. 6.True or false: a stethoscope helps us see tiny germs. (a) True (b) False
  7. 7.What did Alexander Fleming give us? (a) penicillin (b) the first aeroplane (c) the smallpox vaccine (d) the stethoscope
  8. 8.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  9. 9.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  10. 10.🔧 Which invention helps us talk to people far away? (a) calculator (b) stethoscope (c) compass (d) telephone
  11. 11.💡 Who gave us the first aeroplane? (a) the Wright brothers (b) Louis Braille (c) Alexander Graham Bell (d) Edward Jenner
  12. 12.💡 Who gave us the stethoscope? (a) Alexander Graham Bell (b) René Laennec (c) Louis Braille (d) Alexander Fleming
  13. 13.True or false: a telescope helps us do sums quickly. (a) False (b) True
  14. 14.💡 Who gave us raised-dot writing? (a) Edward Jenner (b) Alexander Graham Bell (c) René Laennec (d) Louis Braille
  15. 15.True or false: Johannes Gutenberg gave us the stethoscope. (a) False (b) True
  16. 16.💡 Who gave us the printing press? (a) Alexander Fleming (b) Alexander Graham Bell (c) Johannes Gutenberg (d) René Laennec
  17. 17.True or false: Alexander Graham Bell gave us penicillin. (a) True (b) False
  18. 18.What does a compass help us do? (a) talk to people far away (b) find directions (c) print many books (d) hear the heartbeat
  19. 19.🔧 Which invention helps us hear the heartbeat? (a) thermometer (b) calculator (c) stethoscope (d) microscope
  20. 20.What did René Laennec give us? (a) penicillin (b) the smallpox vaccine (c) the stethoscope (d) the electric battery
  21. 21.True or false: a telephone helps us see faraway stars. (a) True (b) False
  22. 22.What did Louis Braille give us? (a) penicillin (b) the first aeroplane (c) the telephone (d) raised-dot writing
  23. 23.What does a telephone help us do? (a) do sums quickly (b) find directions (c) talk to people far away (d) print many books
  24. 24.True or false: René Laennec gave us the stethoscope. (a) True (b) False
  25. 25.True or false: Edward Jenner gave us the printing press. (a) False (b) True
  26. 26.🔧 Which invention helps us measure body temperature? (a) telephone (b) thermometer (c) stethoscope (d) telescope
  27. 27.True or false: Louis Braille gave us the printing press. (a) True (b) False
  28. 28.What does a microscope help us do? (a) measure body temperature (b) see tiny germs (c) see faraway stars (d) hear the heartbeat
  29. 29.What did the Wright brothers give us? (a) X-rays (b) the first aeroplane (c) the stethoscope (d) raised-dot writing
  30. 30.What does a stethoscope help us do? (a) measure body temperature (b) see tiny germs (c) see faraway stars (d) hear the heartbeat
  31. 31.What did Wilhelm Röntgen give us? (a) X-rays (b) the smallpox vaccine (c) raised-dot writing (d) the printing press
  32. 32.True or false: a thermometer helps us talk to people far away. (a) True (b) False
  33. 33.True or false: a telephone helps us see tiny germs. (a) False (b) True
  34. 34.💡 Who gave us the smallpox vaccine? (a) the Wright brothers (b) Edward Jenner (c) Wilhelm Röntgen (d) Alessandro Volta
  35. 35.True or false: the Wright brothers gave us the first aeroplane. (a) True (b) False
  36. 36.What does a printing press help us do? (a) do sums quickly (b) find directions (c) see faraway stars (d) print many books
  37. 37.💡 Who gave us the telephone? (a) Wilhelm Röntgen (b) Louis Braille (c) Alexander Graham Bell (d) René Laennec
  38. 38.True or false: a stethoscope helps us talk to people far away. (a) False (b) True
  39. 39.True or false: a telescope helps us find directions. (a) True (b) False
  40. 40.What did Alexander Graham Bell give us? (a) the first aeroplane (b) raised-dot writing (c) the telephone (d) the stethoscope

Answer key

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

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