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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 916 · 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) raised-dot writing (b) the stethoscope (c) penicillin (d) the printing press
  2. 2.💡 Who gave us the smallpox vaccine? (a) the Wright brothers (b) Alessandro Volta (c) Edward Jenner (d) Wilhelm Röntgen
  3. 3.What did the Wright brothers give us? (a) the electric battery (b) the first aeroplane (c) the printing press (d) the telephone
  4. 4.🔧 Which invention helps us measure body temperature? (a) calculator (b) microscope (c) thermometer (d) stethoscope
  5. 5.True or false: Edward Jenner gave us penicillin. (a) True (b) False
  6. 6.What did Johannes Gutenberg give us? (a) the stethoscope (b) penicillin (c) the printing press (d) the electric battery
  7. 7.True or false: Alessandro Volta gave us raised-dot writing. (a) True (b) False
  8. 8.True or false: Wilhelm Röntgen gave us X-rays. (a) False (b) True
  9. 9.What did René Laennec give us? (a) penicillin (b) the smallpox vaccine (c) the printing press (d) the stethoscope
  10. 10.💡 Who gave us X-rays? (a) the Wright brothers (b) Wilhelm Röntgen (c) Louis Braille (d) René Laennec
  11. 11.🔧 Which invention helps us talk to people far away? (a) thermometer (b) telephone (c) calculator (d) compass
  12. 12.True or false: a telescope helps us see faraway stars. (a) True (b) False
  13. 13.What did Louis Braille give us? (a) the printing press (b) raised-dot writing (c) the electric battery (d) X-rays
  14. 14.True or false: Louis Braille gave us the first aeroplane. (a) False (b) True
  15. 15.🔧 Which invention helps us see tiny germs? (a) telephone (b) compass (c) telescope (d) microscope
  16. 16.True or false: a compass helps us find directions. (a) True (b) False
  17. 17.True or false: the Wright brothers gave us the first aeroplane. (a) True (b) False
  18. 18.True or false: Wilhelm Röntgen gave us penicillin. (a) True (b) False
  19. 19.What does a calculator help us do? (a) talk to people far away (b) measure body temperature (c) see faraway stars (d) do sums quickly
  20. 20.💡 Who gave us the electric battery? (a) Johannes Gutenberg (b) René Laennec (c) the Wright brothers (d) Alessandro Volta
  21. 21.What did Alexander Graham Bell give us? (a) the smallpox vaccine (b) the telephone (c) the electric battery (d) X-rays
  22. 22.True or false: a clock helps us tell the time. (a) False (b) True
  23. 23.True or false: René Laennec gave us X-rays. (a) True (b) False
  24. 24.💡 Who gave us raised-dot writing? (a) René Laennec (b) Wilhelm Röntgen (c) Edward Jenner (d) Louis Braille
  25. 25.💡 Who gave us the stethoscope? (a) Johannes Gutenberg (b) René Laennec (c) Alexander Fleming (d) Wilhelm Röntgen
  26. 26.🔧 Which invention helps us hear the heartbeat? (a) thermometer (b) telescope (c) stethoscope (d) microscope
  27. 27.True or false: a calculator helps us see faraway stars. (a) True (b) False
  28. 28.💡 Who gave us the first aeroplane? (a) Alessandro Volta (b) Louis Braille (c) Alexander Graham Bell (d) the Wright brothers
  29. 29.🔧 Which invention helps us do sums quickly? (a) clock (b) calculator (c) telephone (d) stethoscope
  30. 30.What does a microscope help us do? (a) see tiny germs (b) find directions (c) see faraway stars (d) hear the heartbeat
  31. 31.True or false: Johannes Gutenberg gave us X-rays. (a) False (b) True
  32. 32.True or false: a telephone helps us see tiny germs. (a) False (b) True
  33. 33.True or false: a telephone helps us talk to people far away. (a) True (b) False
  34. 34.True or false: a microscope helps us see tiny germs. (a) True (b) False
  35. 35.What did Edward Jenner give us? (a) the first aeroplane (b) X-rays (c) the smallpox vaccine (d) raised-dot writing
  36. 36.What does a thermometer help us do? (a) see tiny germs (b) do sums quickly (c) hear the heartbeat (d) measure body temperature
  37. 37.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  38. 38.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  39. 39.True or false: the Wright brothers gave us penicillin. (a) False (b) True
  40. 40.True or false: Edward Jenner gave us raised-dot writing. (a) False (b) True

Answer key

  1. penicillin
  2. Edward Jenner
  3. the first aeroplane
  4. thermometer
  5. False
  6. the printing press
  7. False
  8. True
  9. the stethoscope
  10. Wilhelm Röntgen
  11. telephone
  12. True
  13. raised-dot writing
  14. False
  15. microscope
  16. True
  17. True
  18. False
  19. do sums quickly
  20. Alessandro Volta
  21. the telephone
  22. True
  23. False
  24. Louis Braille
  25. René Laennec
  26. stethoscope
  27. False
  28. the Wright brothers
  29. calculator
  30. see tiny germs
  31. False
  32. False
  33. True
  34. True
  35. the smallpox vaccine
  36. measure body temperature
  37. True
  38. True
  39. False
  40. False

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