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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 501 · 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 X-rays? (a) Alexander Graham Bell (b) Alessandro Volta (c) Wilhelm Röntgen (d) Edward Jenner
  2. 2.💡 Who gave us the smallpox vaccine? (a) Johannes Gutenberg (b) Alessandro Volta (c) Alexander Fleming (d) Edward Jenner
  3. 3.What did Edward Jenner give us? (a) the first aeroplane (b) penicillin (c) the printing press (d) the smallpox vaccine
  4. 4.💡 Who gave us the first aeroplane? (a) Johannes Gutenberg (b) the Wright brothers (c) Alessandro Volta (d) Alexander Graham Bell
  5. 5.True or false: a printing press helps us do sums quickly. (a) False (b) True
  6. 6.🔧 Which invention helps us see faraway stars? (a) calculator (b) telephone (c) thermometer (d) telescope
  7. 7.🔧 Which invention helps us hear the heartbeat? (a) thermometer (b) calculator (c) stethoscope (d) compass
  8. 8.🔧 Which invention helps us tell the time? (a) stethoscope (b) compass (c) calculator (d) clock
  9. 9.🔧 Which invention helps us talk to people far away? (a) printing press (b) microscope (c) telescope (d) telephone
  10. 10.What did Alessandro Volta give us? (a) the printing press (b) the electric battery (c) penicillin (d) X-rays
  11. 11.What does a clock help us do? (a) hear the heartbeat (b) measure body temperature (c) do sums quickly (d) tell the time
  12. 12.True or false: a microscope helps us see faraway stars. (a) False (b) True
  13. 13.True or false: a telescope helps us talk to people far away. (a) True (b) False
  14. 14.🔧 Which invention helps us see tiny germs? (a) telephone (b) thermometer (c) clock (d) microscope
  15. 15.What does a calculator help us do? (a) do sums quickly (b) measure body temperature (c) see faraway stars (d) talk to people far away
  16. 16.True or false: the Wright brothers gave us raised-dot writing. (a) True (b) False
  17. 17.True or false: a compass helps us find directions. (a) False (b) True
  18. 18.What does a telescope help us do? (a) tell the time (b) see faraway stars (c) do sums quickly (d) hear the heartbeat
  19. 19.What did Alexander Fleming give us? (a) the printing press (b) penicillin (c) the electric battery (d) the telephone
  20. 20.True or false: a thermometer helps us see tiny germs. (a) True (b) False
  21. 21.True or false: Wilhelm Röntgen gave us the printing press. (a) True (b) False
  22. 22.True or false: René Laennec gave us the stethoscope. (a) True (b) False
  23. 23.💡 Who gave us raised-dot writing? (a) Alexander Fleming (b) Johannes Gutenberg (c) Alessandro Volta (d) Louis Braille
  24. 24.What did Johannes Gutenberg give us? (a) penicillin (b) the printing press (c) the smallpox vaccine (d) X-rays
  25. 25.True or false: Alessandro Volta gave us the printing press. (a) False (b) True
  26. 26.True or false: Louis Braille gave us raised-dot writing. (a) True (b) False
  27. 27.What does a printing press help us do? (a) tell the time (b) see faraway stars (c) print many books (d) find directions
  28. 28.True or false: the Wright brothers gave us the stethoscope. (a) True (b) False
  29. 29.What does a thermometer help us do? (a) print many books (b) do sums quickly (c) see faraway stars (d) measure body temperature
  30. 30.True or false: Louis Braille gave us the first aeroplane. (a) True (b) False
  31. 31.What did the Wright brothers give us? (a) the electric battery (b) the first aeroplane (c) the telephone (d) raised-dot writing
  32. 32.What did René Laennec give us? (a) the printing press (b) the electric battery (c) the stethoscope (d) the smallpox vaccine
  33. 33.What did Alexander Graham Bell give us? (a) raised-dot writing (b) the telephone (c) X-rays (d) the electric battery
  34. 34.True or false: a printing press helps us print many books. (a) False (b) True
  35. 35.💡 Who gave us the electric battery? (a) Alessandro Volta (b) Wilhelm Röntgen (c) the Wright brothers (d) Alexander Fleming
  36. 36.What does a telephone help us do? (a) print many books (b) see faraway stars (c) measure body temperature (d) talk to people far away
  37. 37.💡 Who gave us the stethoscope? (a) Alexander Graham Bell (b) René Laennec (c) Louis Braille (d) Wilhelm Röntgen
  38. 38.What does a stethoscope help us do? (a) measure body temperature (b) find directions (c) print many books (d) hear the heartbeat
  39. 39.💡 Who gave us the telephone? (a) Louis Braille (b) Alexander Fleming (c) René Laennec (d) Alexander Graham Bell
  40. 40.True or false: Louis Braille gave us penicillin. (a) True (b) False

Answer key

  1. Wilhelm Röntgen
  2. Edward Jenner
  3. the smallpox vaccine
  4. the Wright brothers
  5. False
  6. telescope
  7. stethoscope
  8. clock
  9. telephone
  10. the electric battery
  11. tell the time
  12. False
  13. False
  14. microscope
  15. do sums quickly
  16. False
  17. True
  18. see faraway stars
  19. penicillin
  20. False
  21. False
  22. True
  23. Louis Braille
  24. the printing press
  25. False
  26. True
  27. print many books
  28. False
  29. measure body temperature
  30. False
  31. the first aeroplane
  32. the stethoscope
  33. the telephone
  34. True
  35. Alessandro Volta
  36. talk to people far away
  37. René Laennec
  38. hear the heartbeat
  39. Alexander Graham Bell
  40. False

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