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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 897 · 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 telephone (b) penicillin (c) the printing press (d) X-rays
  2. 2.What does a telephone help us do? (a) talk to people far away (b) hear the heartbeat (c) see tiny germs (d) print many books
  3. 3.True or false: a telephone helps us measure body temperature. (a) True (b) False
  4. 4.True or false: a compass helps us find directions. (a) False (b) True
  5. 5.💡 Who gave us the first aeroplane? (a) the Wright brothers (b) Alexander Fleming (c) Alessandro Volta (d) Wilhelm Röntgen
  6. 6.🔧 Which invention helps us see tiny germs? (a) telephone (b) calculator (c) stethoscope (d) microscope
  7. 7.What did Edward Jenner give us? (a) the stethoscope (b) the first aeroplane (c) the smallpox vaccine (d) penicillin
  8. 8.True or false: a thermometer helps us find directions. (a) True (b) False
  9. 9.True or false: Alessandro Volta gave us the first aeroplane. (a) True (b) False
  10. 10.💡 Who gave us the stethoscope? (a) René Laennec (b) Alexander Fleming (c) Alexander Graham Bell (d) Johannes Gutenberg
  11. 11.🔧 Which invention helps us talk to people far away? (a) printing press (b) clock (c) calculator (d) telephone
  12. 12.🔧 Which invention helps us do sums quickly? (a) thermometer (b) printing press (c) calculator (d) clock
  13. 13.What does a microscope help us do? (a) hear the heartbeat (b) measure body temperature (c) see tiny germs (d) see faraway stars
  14. 14.💡 Who gave us raised-dot writing? (a) Louis Braille (b) René Laennec (c) Alexander Graham Bell (d) Johannes Gutenberg
  15. 15.💡 Who gave us the electric battery? (a) Alessandro Volta (b) Alexander Graham Bell (c) the Wright brothers (d) Wilhelm Röntgen
  16. 16.True or false: a microscope helps us see tiny germs. (a) False (b) True
  17. 17.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  18. 18.What does a stethoscope help us do? (a) see faraway stars (b) hear the heartbeat (c) measure body temperature (d) see tiny germs
  19. 19.What did Johannes Gutenberg give us? (a) the telephone (b) the first aeroplane (c) the printing press (d) X-rays
  20. 20.What did Alexander Graham Bell give us? (a) the telephone (b) the first aeroplane (c) raised-dot writing (d) penicillin
  21. 21.🔧 Which invention helps us find directions? (a) stethoscope (b) compass (c) telescope (d) printing press
  22. 22.🔧 Which invention helps us tell the time? (a) stethoscope (b) telephone (c) clock (d) compass
  23. 23.What does a printing press help us do? (a) do sums quickly (b) talk to people far away (c) find directions (d) print many books
  24. 24.🔧 Which invention helps us measure body temperature? (a) microscope (b) printing press (c) telephone (d) thermometer
  25. 25.What did Wilhelm Röntgen give us? (a) raised-dot writing (b) the telephone (c) the printing press (d) X-rays
  26. 26.What did René Laennec give us? (a) the stethoscope (b) X-rays (c) the first aeroplane (d) raised-dot writing
  27. 27.What did the Wright brothers give us? (a) the telephone (b) the smallpox vaccine (c) X-rays (d) the first aeroplane
  28. 28.True or false: a thermometer helps us do sums quickly. (a) False (b) True
  29. 29.💡 Who gave us the smallpox vaccine? (a) Edward Jenner (b) Alessandro Volta (c) the Wright brothers (d) Louis Braille
  30. 30.🔧 Which invention helps us print many books? (a) compass (b) stethoscope (c) printing press (d) microscope
  31. 31.What does a calculator help us do? (a) measure body temperature (b) find directions (c) do sums quickly (d) print many books
  32. 32.💡 Who gave us the telephone? (a) the Wright brothers (b) René Laennec (c) Alexander Graham Bell (d) Alexander Fleming
  33. 33.What does a clock help us do? (a) print many books (b) talk to people far away (c) tell the time (d) hear the heartbeat
  34. 34.True or false: a telescope helps us talk to people far away. (a) True (b) False
  35. 35.💡 Who gave us penicillin? (a) Alexander Fleming (b) Edward Jenner (c) Alessandro Volta (d) the Wright brothers
  36. 36.True or false: Wilhelm Röntgen gave us the printing press. (a) False (b) True
  37. 37.What did Alessandro Volta give us? (a) penicillin (b) the stethoscope (c) the electric battery (d) X-rays
  38. 38.True or false: Alexander Graham Bell gave us raised-dot writing. (a) False (b) True
  39. 39.True or false: a telephone helps us tell the time. (a) False (b) True
  40. 40.True or false: Johannes Gutenberg gave us the telephone. (a) False (b) True

Answer key

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

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