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Class 4 GK Worksheet: Inventions and Inventors

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

Answer key

  1. the smallpox vaccine
  2. telescope
  3. the printing press
  4. raised-dot writing
  5. the Wright brothers
  6. René Laennec
  7. the telephone
  8. the first aeroplane
  9. False
  10. False
  11. the stethoscope
  12. hear the heartbeat
  13. thermometer
  14. Alexander Fleming
  15. see tiny germs
  16. Edward Jenner
  17. False
  18. True
  19. True
  20. False
  21. True
  22. talk to people far away
  23. False
  24. False
  25. False
  26. False
  27. False
  28. penicillin
  29. telephone
  30. False
  31. True
  32. tell the time
  33. Alexander Graham Bell
  34. clock
  35. calculator
  36. Louis Braille
  37. False
  38. True
  39. microscope
  40. the electric battery

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