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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 475 · 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 thermometer helps us tell the time. (a) False (b) True
  2. 2.What does a printing press help us do? (a) find directions (b) print many books (c) do sums quickly (d) measure body temperature
  3. 3.What did Alexander Fleming give us? (a) the printing press (b) the first aeroplane (c) penicillin (d) the telephone
  4. 4.True or false: Alessandro Volta gave us the electric battery. (a) True (b) False
  5. 5.💡 Who gave us the stethoscope? (a) Louis Braille (b) Alessandro Volta (c) the Wright brothers (d) René Laennec
  6. 6.True or false: a telescope helps us hear the heartbeat. (a) True (b) False
  7. 7.🔧 Which invention helps us find directions? (a) stethoscope (b) compass (c) microscope (d) telescope
  8. 8.True or false: a telephone helps us talk to people far away. (a) False (b) True
  9. 9.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  10. 10.💡 Who gave us the electric battery? (a) the Wright brothers (b) Louis Braille (c) Alessandro Volta (d) Alexander Graham Bell
  11. 11.🔧 Which invention helps us see faraway stars? (a) thermometer (b) compass (c) telescope (d) stethoscope
  12. 12.What does a telescope help us do? (a) see faraway stars (b) talk to people far away (c) hear the heartbeat (d) find directions
  13. 13.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  14. 14.💡 Who gave us penicillin? (a) Wilhelm Röntgen (b) Alexander Fleming (c) René Laennec (d) Alessandro Volta
  15. 15.What did the Wright brothers give us? (a) the smallpox vaccine (b) the first aeroplane (c) the telephone (d) raised-dot writing
  16. 16.What does a calculator help us do? (a) do sums quickly (b) hear the heartbeat (c) tell the time (d) talk to people far away
  17. 17.True or false: a telescope helps us see faraway stars. (a) False (b) True
  18. 18.True or false: Edward Jenner gave us the smallpox vaccine. (a) True (b) False
  19. 19.💡 Who gave us the printing press? (a) Louis Braille (b) Alessandro Volta (c) Alexander Graham Bell (d) Johannes Gutenberg
  20. 20.True or false: a printing press helps us talk to people far away. (a) False (b) True
  21. 21.True or false: a microscope helps us measure body temperature. (a) True (b) False
  22. 22.True or false: a clock helps us print many books. (a) True (b) False
  23. 23.True or false: Louis Braille gave us the first aeroplane. (a) True (b) False
  24. 24.True or false: Alexander Fleming gave us the printing press. (a) False (b) True
  25. 25.🔧 Which invention helps us talk to people far away? (a) stethoscope (b) printing press (c) telephone (d) microscope
  26. 26.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  27. 27.True or false: Louis Braille gave us the electric battery. (a) True (b) False
  28. 28.🔧 Which invention helps us see tiny germs? (a) printing press (b) thermometer (c) microscope (d) telephone
  29. 29.True or false: a clock helps us see tiny germs. (a) False (b) True
  30. 30.💡 Who gave us the first aeroplane? (a) the Wright brothers (b) Alessandro Volta (c) Louis Braille (d) Edward Jenner
  31. 31.What did René Laennec give us? (a) X-rays (b) the first aeroplane (c) the smallpox vaccine (d) the stethoscope
  32. 32.True or false: a microscope helps us see tiny germs. (a) False (b) True
  33. 33.What did Alessandro Volta give us? (a) the electric battery (b) the stethoscope (c) penicillin (d) the smallpox vaccine
  34. 34.🔧 Which invention helps us hear the heartbeat? (a) telephone (b) printing press (c) microscope (d) stethoscope
  35. 35.True or false: Johannes Gutenberg gave us the smallpox vaccine. (a) False (b) True
  36. 36.True or false: a stethoscope helps us find directions. (a) False (b) True
  37. 37.💡 Who gave us X-rays? (a) Alexander Graham Bell (b) Edward Jenner (c) the Wright brothers (d) Wilhelm Röntgen
  38. 38.True or false: Alexander Graham Bell gave us the electric battery. (a) True (b) False
  39. 39.What did Edward Jenner give us? (a) the first aeroplane (b) the electric battery (c) X-rays (d) the smallpox vaccine
  40. 40.What did Wilhelm Röntgen give us? (a) penicillin (b) the printing press (c) X-rays (d) the electric battery

Answer key

  1. False
  2. print many books
  3. penicillin
  4. True
  5. René Laennec
  6. False
  7. compass
  8. True
  9. True
  10. Alessandro Volta
  11. telescope
  12. see faraway stars
  13. True
  14. Alexander Fleming
  15. the first aeroplane
  16. do sums quickly
  17. True
  18. True
  19. Johannes Gutenberg
  20. False
  21. False
  22. False
  23. False
  24. False
  25. telephone
  26. True
  27. False
  28. microscope
  29. False
  30. the Wright brothers
  31. the stethoscope
  32. True
  33. the electric battery
  34. stethoscope
  35. False
  36. False
  37. Wilhelm Röntgen
  38. False
  39. the smallpox vaccine
  40. X-rays

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