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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 227 · 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 did Edward Jenner give us? (a) penicillin (b) raised-dot writing (c) the electric battery (d) the smallpox vaccine
  2. 2.💡 Who gave us raised-dot writing? (a) Alexander Fleming (b) Edward Jenner (c) the Wright brothers (d) Louis Braille
  3. 3.💡 Who gave us X-rays? (a) Louis Braille (b) Wilhelm Röntgen (c) René Laennec (d) Alexander Graham Bell
  4. 4.💡 Who gave us the smallpox vaccine? (a) Louis Braille (b) Alessandro Volta (c) Edward Jenner (d) the Wright brothers
  5. 5.🔧 Which invention helps us hear the heartbeat? (a) microscope (b) telescope (c) thermometer (d) stethoscope
  6. 6.🔧 Which invention helps us find directions? (a) compass (b) thermometer (c) telephone (d) telescope
  7. 7.🔧 Which invention helps us talk to people far away? (a) microscope (b) compass (c) telephone (d) clock
  8. 8.What did Alexander Graham Bell give us? (a) the printing press (b) the smallpox vaccine (c) the telephone (d) raised-dot writing
  9. 9.What did Johannes Gutenberg give us? (a) penicillin (b) the telephone (c) the printing press (d) X-rays
  10. 10.💡 Who gave us the electric battery? (a) Wilhelm Röntgen (b) Edward Jenner (c) René Laennec (d) Alessandro Volta
  11. 11.🔧 Which invention helps us see tiny germs? (a) calculator (b) thermometer (c) stethoscope (d) microscope
  12. 12.True or false: a calculator helps us find directions. (a) False (b) True
  13. 13.What did Alessandro Volta give us? (a) the smallpox vaccine (b) the electric battery (c) penicillin (d) the telephone
  14. 14.What did Louis Braille give us? (a) the stethoscope (b) the smallpox vaccine (c) raised-dot writing (d) the telephone
  15. 15.🔧 Which invention helps us measure body temperature? (a) thermometer (b) calculator (c) printing press (d) microscope
  16. 16.💡 Who gave us the printing press? (a) Johannes Gutenberg (b) Edward Jenner (c) Alexander Fleming (d) Wilhelm Röntgen
  17. 17.True or false: a stethoscope helps us talk to people far away. (a) True (b) False
  18. 18.What does a telephone help us do? (a) find directions (b) hear the heartbeat (c) print many books (d) talk to people far away
  19. 19.💡 Who gave us the telephone? (a) Alessandro Volta (b) the Wright brothers (c) Alexander Fleming (d) Alexander Graham Bell
  20. 20.What did Wilhelm Röntgen give us? (a) the printing press (b) the smallpox vaccine (c) raised-dot writing (d) X-rays
  21. 21.True or false: Edward Jenner gave us the electric battery. (a) True (b) False
  22. 22.🔧 Which invention helps us print many books? (a) clock (b) printing press (c) telephone (d) microscope
  23. 23.🔧 Which invention helps us tell the time? (a) telephone (b) microscope (c) clock (d) calculator
  24. 24.What does a thermometer help us do? (a) hear the heartbeat (b) talk to people far away (c) measure body temperature (d) do sums quickly
  25. 25.💡 Who gave us penicillin? (a) Alexander Fleming (b) Edward Jenner (c) René Laennec (d) Louis Braille
  26. 26.What did the Wright brothers give us? (a) the smallpox vaccine (b) the first aeroplane (c) raised-dot writing (d) penicillin
  27. 27.💡 Who gave us the first aeroplane? (a) Louis Braille (b) Alexander Graham Bell (c) the Wright brothers (d) Johannes Gutenberg
  28. 28.True or false: a telephone helps us print many books. (a) True (b) False
  29. 29.What does a calculator help us do? (a) see faraway stars (b) do sums quickly (c) tell the time (d) hear the heartbeat
  30. 30.What does a clock help us do? (a) hear the heartbeat (b) talk to people far away (c) tell the time (d) print many books
  31. 31.True or false: a microscope helps us hear the heartbeat. (a) False (b) True
  32. 32.True or false: a telephone helps us talk to people far away. (a) True (b) False
  33. 33.True or false: Wilhelm Röntgen gave us the first aeroplane. (a) True (b) False
  34. 34.🔧 Which invention helps us do sums quickly? (a) clock (b) calculator (c) telephone (d) telescope
  35. 35.True or false: Wilhelm Röntgen gave us raised-dot writing. (a) False (b) True
  36. 36.True or false: Alexander Graham Bell gave us penicillin. (a) True (b) False
  37. 37.True or false: the Wright brothers gave us the electric battery. (a) True (b) False
  38. 38.🔧 Which invention helps us see faraway stars? (a) calculator (b) compass (c) telescope (d) clock
  39. 39.What did René Laennec give us? (a) the first aeroplane (b) penicillin (c) raised-dot writing (d) the stethoscope
  40. 40.True or false: René Laennec gave us penicillin. (a) True (b) False

Answer key

  1. the smallpox vaccine
  2. Louis Braille
  3. Wilhelm Röntgen
  4. Edward Jenner
  5. stethoscope
  6. compass
  7. telephone
  8. the telephone
  9. the printing press
  10. Alessandro Volta
  11. microscope
  12. False
  13. the electric battery
  14. raised-dot writing
  15. thermometer
  16. Johannes Gutenberg
  17. False
  18. talk to people far away
  19. Alexander Graham Bell
  20. X-rays
  21. False
  22. printing press
  23. clock
  24. measure body temperature
  25. Alexander Fleming
  26. the first aeroplane
  27. the Wright brothers
  28. False
  29. do sums quickly
  30. tell the time
  31. False
  32. True
  33. False
  34. calculator
  35. False
  36. False
  37. False
  38. telescope
  39. the stethoscope
  40. False

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