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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 511 · 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 Alexander Fleming give us? (a) the electric battery (b) penicillin (c) raised-dot writing (d) the first aeroplane
  2. 2.What did Edward Jenner give us? (a) penicillin (b) the smallpox vaccine (c) the stethoscope (d) the telephone
  3. 3.What did Alessandro Volta give us? (a) the smallpox vaccine (b) the electric battery (c) X-rays (d) the first aeroplane
  4. 4.💡 Who gave us penicillin? (a) Alexander Fleming (b) René Laennec (c) Alexander Graham Bell (d) Johannes Gutenberg
  5. 5.What did René Laennec give us? (a) the telephone (b) the printing press (c) the smallpox vaccine (d) the stethoscope
  6. 6.True or false: a microscope helps us see tiny germs. (a) True (b) False
  7. 7.True or false: Alessandro Volta gave us the printing press. (a) True (b) False
  8. 8.What does a calculator help us do? (a) hear the heartbeat (b) talk to people far away (c) see tiny germs (d) do sums quickly
  9. 9.What did the Wright brothers give us? (a) the first aeroplane (b) X-rays (c) penicillin (d) raised-dot writing
  10. 10.💡 Who gave us X-rays? (a) the Wright brothers (b) Wilhelm Röntgen (c) Johannes Gutenberg (d) Alexander Graham Bell
  11. 11.💡 Who gave us the electric battery? (a) Johannes Gutenberg (b) René Laennec (c) Louis Braille (d) Alessandro Volta
  12. 12.What did Louis Braille give us? (a) the electric battery (b) X-rays (c) the smallpox vaccine (d) raised-dot writing
  13. 13.True or false: Wilhelm Röntgen gave us X-rays. (a) True (b) False
  14. 14.💡 Who gave us the smallpox vaccine? (a) Edward Jenner (b) Alessandro Volta (c) Alexander Fleming (d) Wilhelm Röntgen
  15. 15.🔧 Which invention helps us do sums quickly? (a) microscope (b) printing press (c) telescope (d) calculator
  16. 16.🔧 Which invention helps us tell the time? (a) clock (b) microscope (c) calculator (d) telephone
  17. 17.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  18. 18.🔧 Which invention helps us measure body temperature? (a) telescope (b) stethoscope (c) microscope (d) thermometer
  19. 19.True or false: Alexander Graham Bell gave us the stethoscope. (a) True (b) False
  20. 20.What does a telephone help us do? (a) see faraway stars (b) do sums quickly (c) talk to people far away (d) hear the heartbeat
  21. 21.What does a printing press help us do? (a) tell the time (b) hear the heartbeat (c) see tiny germs (d) print many books
  22. 22.💡 Who gave us the printing press? (a) Alexander Fleming (b) Edward Jenner (c) the Wright brothers (d) Johannes Gutenberg
  23. 23.True or false: a calculator helps us tell the time. (a) False (b) True
  24. 24.What does a compass help us do? (a) do sums quickly (b) talk to people far away (c) tell the time (d) find directions
  25. 25.True or false: a printing press helps us talk to people far away. (a) False (b) True
  26. 26.What did Johannes Gutenberg give us? (a) the printing press (b) raised-dot writing (c) X-rays (d) the first aeroplane
  27. 27.True or false: a clock helps us tell the time. (a) True (b) False
  28. 28.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  29. 29.What did Alexander Graham Bell give us? (a) the electric battery (b) the printing press (c) the stethoscope (d) the telephone
  30. 30.🔧 Which invention helps us see faraway stars? (a) telescope (b) printing press (c) telephone (d) clock
  31. 31.🔧 Which invention helps us hear the heartbeat? (a) microscope (b) telescope (c) stethoscope (d) compass
  32. 32.🔧 Which invention helps us see tiny germs? (a) telescope (b) microscope (c) compass (d) calculator
  33. 33.True or false: the Wright brothers gave us the electric battery. (a) False (b) True
  34. 34.🔧 Which invention helps us talk to people far away? (a) printing press (b) telephone (c) calculator (d) compass
  35. 35.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  36. 36.True or false: a calculator helps us measure body temperature. (a) True (b) False
  37. 37.💡 Who gave us the first aeroplane? (a) Louis Braille (b) René Laennec (c) Johannes Gutenberg (d) the Wright brothers
  38. 38.True or false: a stethoscope helps us find directions. (a) False (b) True
  39. 39.What does a thermometer help us do? (a) measure body temperature (b) tell the time (c) talk to people far away (d) print many books
  40. 40.True or false: Alexander Fleming gave us raised-dot writing. (a) True (b) False

Answer key

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

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