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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 416 · 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 telephone? (a) Louis Braille (b) Alexander Fleming (c) Alessandro Volta (d) Alexander Graham Bell
  2. 2.🔧 Which invention helps us talk to people far away? (a) thermometer (b) stethoscope (c) microscope (d) telephone
  3. 3.🔧 Which invention helps us do sums quickly? (a) telephone (b) calculator (c) thermometer (d) microscope
  4. 4.What did Wilhelm Röntgen give us? (a) the telephone (b) the electric battery (c) X-rays (d) penicillin
  5. 5.True or false: a printing press helps us print many books. (a) False (b) True
  6. 6.What does a stethoscope help us do? (a) find directions (b) measure body temperature (c) print many books (d) hear the heartbeat
  7. 7.What did Louis Braille give us? (a) raised-dot writing (b) the electric battery (c) the first aeroplane (d) the stethoscope
  8. 8.True or false: a telephone helps us talk to people far away. (a) False (b) True
  9. 9.True or false: a calculator helps us do sums quickly. (a) True (b) False
  10. 10.💡 Who gave us raised-dot writing? (a) the Wright brothers (b) Alessandro Volta (c) Louis Braille (d) Edward Jenner
  11. 11.True or false: a telephone helps us see tiny germs. (a) True (b) False
  12. 12.🔧 Which invention helps us measure body temperature? (a) clock (b) telescope (c) thermometer (d) calculator
  13. 13.What does a telescope help us do? (a) find directions (b) see faraway stars (c) print many books (d) talk to people far away
  14. 14.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  15. 15.What does a compass help us do? (a) see faraway stars (b) do sums quickly (c) hear the heartbeat (d) find directions
  16. 16.What did Edward Jenner give us? (a) the smallpox vaccine (b) penicillin (c) the first aeroplane (d) the telephone
  17. 17.💡 Who gave us the electric battery? (a) Johannes Gutenberg (b) Alexander Fleming (c) Alessandro Volta (d) Wilhelm Röntgen
  18. 18.True or false: Alessandro Volta gave us the electric battery. (a) True (b) False
  19. 19.True or false: a stethoscope helps us do sums quickly. (a) False (b) True
  20. 20.What does a telephone help us do? (a) talk to people far away (b) do sums quickly (c) see faraway stars (d) tell the time
  21. 21.True or false: Wilhelm Röntgen gave us the printing press. (a) True (b) False
  22. 22.True or false: a calculator helps us see tiny germs. (a) True (b) False
  23. 23.True or false: a stethoscope helps us see faraway stars. (a) True (b) False
  24. 24.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  25. 25.💡 Who gave us X-rays? (a) the Wright brothers (b) Wilhelm Röntgen (c) Alessandro Volta (d) Louis Braille
  26. 26.💡 Who gave us the first aeroplane? (a) Wilhelm Röntgen (b) Alexander Fleming (c) the Wright brothers (d) Louis Braille
  27. 27.🔧 Which invention helps us see tiny germs? (a) telephone (b) calculator (c) microscope (d) printing press
  28. 28.What did René Laennec give us? (a) the telephone (b) the stethoscope (c) the electric battery (d) raised-dot writing
  29. 29.True or false: Louis Braille gave us raised-dot writing. (a) True (b) False
  30. 30.What did Alexander Graham Bell give us? (a) the telephone (b) the printing press (c) raised-dot writing (d) the stethoscope
  31. 31.True or false: Alexander Graham Bell gave us the smallpox vaccine. (a) False (b) True
  32. 32.🔧 Which invention helps us tell the time? (a) printing press (b) telescope (c) thermometer (d) clock
  33. 33.True or false: René Laennec gave us the printing press. (a) False (b) True
  34. 34.What did the Wright brothers give us? (a) the telephone (b) the first aeroplane (c) penicillin (d) the stethoscope
  35. 35.True or false: Louis Braille gave us the first aeroplane. (a) False (b) True
  36. 36.💡 Who gave us the printing press? (a) Alessandro Volta (b) Alexander Graham Bell (c) Johannes Gutenberg (d) René Laennec
  37. 37.💡 Who gave us the smallpox vaccine? (a) Johannes Gutenberg (b) Wilhelm Röntgen (c) Edward Jenner (d) Louis Braille
  38. 38.True or false: Alexander Fleming gave us the smallpox vaccine. (a) False (b) True
  39. 39.True or false: Alexander Graham Bell gave us the electric battery. (a) True (b) False
  40. 40.What did Alexander Fleming give us? (a) the printing press (b) penicillin (c) the electric battery (d) X-rays

Answer key

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

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