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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 620 · 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 smallpox vaccine? (a) the Wright brothers (b) Wilhelm Röntgen (c) Johannes Gutenberg (d) Edward Jenner
  2. 2.True or false: a clock helps us find directions. (a) True (b) False
  3. 3.💡 Who gave us penicillin? (a) Alexander Graham Bell (b) Alexander Fleming (c) the Wright brothers (d) Alessandro Volta
  4. 4.True or false: a stethoscope helps us talk to people far away. (a) True (b) False
  5. 5.True or false: a clock helps us tell the time. (a) True (b) False
  6. 6.💡 Who gave us the first aeroplane? (a) Edward Jenner (b) Alexander Fleming (c) the Wright brothers (d) Alexander Graham Bell
  7. 7.What did Alexander Graham Bell give us? (a) penicillin (b) the first aeroplane (c) the printing press (d) the telephone
  8. 8.True or false: Alexander Fleming gave us penicillin. (a) True (b) False
  9. 9.💡 Who gave us the electric battery? (a) Louis Braille (b) Alessandro Volta (c) Alexander Fleming (d) Wilhelm Röntgen
  10. 10.💡 Who gave us the printing press? (a) Louis Braille (b) Alexander Graham Bell (c) Johannes Gutenberg (d) the Wright brothers
  11. 11.True or false: Edward Jenner gave us the telephone. (a) True (b) False
  12. 12.True or false: a microscope helps us print many books. (a) True (b) False
  13. 13.What does a compass help us do? (a) find directions (b) talk to people far away (c) do sums quickly (d) hear the heartbeat
  14. 14.True or false: a compass helps us find directions. (a) False (b) True
  15. 15.True or false: a telephone helps us find directions. (a) True (b) False
  16. 16.What does a clock help us do? (a) hear the heartbeat (b) talk to people far away (c) see faraway stars (d) tell the time
  17. 17.What did Alessandro Volta give us? (a) the stethoscope (b) the smallpox vaccine (c) the electric battery (d) the first aeroplane
  18. 18.💡 Who gave us the telephone? (a) Edward Jenner (b) Alexander Graham Bell (c) Louis Braille (d) Alessandro Volta
  19. 19.True or false: a calculator helps us tell the time. (a) True (b) False
  20. 20.🔧 Which invention helps us tell the time? (a) stethoscope (b) telephone (c) thermometer (d) clock
  21. 21.True or false: a printing press helps us see faraway stars. (a) True (b) False
  22. 22.What does a thermometer help us do? (a) measure body temperature (b) print many books (c) talk to people far away (d) do sums quickly
  23. 23.True or false: Alexander Fleming gave us the stethoscope. (a) False (b) True
  24. 24.What did Wilhelm Röntgen give us? (a) X-rays (b) the stethoscope (c) raised-dot writing (d) the printing press
  25. 25.What did Edward Jenner give us? (a) the first aeroplane (b) the stethoscope (c) the smallpox vaccine (d) the telephone
  26. 26.💡 Who gave us the stethoscope? (a) René Laennec (b) Alexander Graham Bell (c) Alexander Fleming (d) Alessandro Volta
  27. 27.What did the Wright brothers give us? (a) the smallpox vaccine (b) the printing press (c) X-rays (d) the first aeroplane
  28. 28.What did Alexander Fleming give us? (a) penicillin (b) the first aeroplane (c) the telephone (d) the printing press
  29. 29.What did René Laennec give us? (a) the printing press (b) the smallpox vaccine (c) the stethoscope (d) penicillin
  30. 30.True or false: Wilhelm Röntgen gave us X-rays. (a) True (b) False
  31. 31.🔧 Which invention helps us print many books? (a) stethoscope (b) printing press (c) microscope (d) clock
  32. 32.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  33. 33.True or false: a telephone helps us talk to people far away. (a) False (b) True
  34. 34.True or false: a calculator helps us talk to people far away. (a) True (b) False
  35. 35.💡 Who gave us raised-dot writing? (a) Louis Braille (b) René Laennec (c) Edward Jenner (d) Alexander Fleming
  36. 36.True or false: a microscope helps us see tiny germs. (a) True (b) False
  37. 37.True or false: a clock helps us measure body temperature. (a) False (b) True
  38. 38.What did Johannes Gutenberg give us? (a) the first aeroplane (b) the telephone (c) the electric battery (d) the printing press
  39. 39.🔧 Which invention helps us find directions? (a) telephone (b) stethoscope (c) clock (d) compass
  40. 40.🔧 Which invention helps us measure body temperature? (a) microscope (b) thermometer (c) telephone (d) stethoscope

Answer key

  1. Edward Jenner
  2. False
  3. Alexander Fleming
  4. False
  5. True
  6. the Wright brothers
  7. the telephone
  8. True
  9. Alessandro Volta
  10. Johannes Gutenberg
  11. False
  12. False
  13. find directions
  14. True
  15. False
  16. tell the time
  17. the electric battery
  18. Alexander Graham Bell
  19. False
  20. clock
  21. False
  22. measure body temperature
  23. False
  24. X-rays
  25. the smallpox vaccine
  26. René Laennec
  27. the first aeroplane
  28. penicillin
  29. the stethoscope
  30. True
  31. printing press
  32. True
  33. True
  34. False
  35. Louis Braille
  36. True
  37. False
  38. the printing press
  39. compass
  40. thermometer

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