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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 556 · 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 does a microscope help us do? (a) see tiny germs (b) find directions (c) tell the time (d) talk to people far away
  2. 2.What does a telescope help us do? (a) see faraway stars (b) see tiny germs (c) find directions (d) do sums quickly
  3. 3.True or false: René Laennec gave us the printing press. (a) True (b) False
  4. 4.💡 Who gave us the telephone? (a) Alessandro Volta (b) Alexander Graham Bell (c) Alexander Fleming (d) Wilhelm Röntgen
  5. 5.What did Wilhelm Röntgen give us? (a) the stethoscope (b) X-rays (c) raised-dot writing (d) the electric battery
  6. 6.🔧 Which invention helps us see tiny germs? (a) clock (b) stethoscope (c) telescope (d) microscope
  7. 7.What did Alessandro Volta give us? (a) penicillin (b) the electric battery (c) the telephone (d) the printing press
  8. 8.🔧 Which invention helps us do sums quickly? (a) calculator (b) thermometer (c) telephone (d) printing press
  9. 9.🔧 Which invention helps us talk to people far away? (a) telescope (b) telephone (c) thermometer (d) clock
  10. 10.💡 Who gave us the first aeroplane? (a) Alessandro Volta (b) Johannes Gutenberg (c) the Wright brothers (d) Alexander Graham Bell
  11. 11.True or false: a thermometer helps us measure body temperature. (a) False (b) True
  12. 12.What did Alexander Graham Bell give us? (a) the smallpox vaccine (b) the telephone (c) penicillin (d) the stethoscope
  13. 13.What does a printing press help us do? (a) see tiny germs (b) print many books (c) talk to people far away (d) find directions
  14. 14.💡 Who gave us raised-dot writing? (a) René Laennec (b) the Wright brothers (c) Alexander Fleming (d) Louis Braille
  15. 15.💡 Who gave us penicillin? (a) Wilhelm Röntgen (b) Alexander Fleming (c) Louis Braille (d) Alessandro Volta
  16. 16.💡 Who gave us X-rays? (a) Johannes Gutenberg (b) Edward Jenner (c) the Wright brothers (d) Wilhelm Röntgen
  17. 17.💡 Who gave us the smallpox vaccine? (a) Alexander Graham Bell (b) Alessandro Volta (c) Edward Jenner (d) Johannes Gutenberg
  18. 18.What did Alexander Fleming give us? (a) penicillin (b) the telephone (c) the smallpox vaccine (d) the first aeroplane
  19. 19.True or false: a stethoscope helps us measure body temperature. (a) False (b) True
  20. 20.True or false: a compass helps us find directions. (a) True (b) False
  21. 21.What did Johannes Gutenberg give us? (a) the telephone (b) the printing press (c) the stethoscope (d) the electric battery
  22. 22.What does a compass help us do? (a) tell the time (b) find directions (c) see tiny germs (d) hear the heartbeat
  23. 23.True or false: René Laennec gave us X-rays. (a) False (b) True
  24. 24.What does a thermometer help us do? (a) hear the heartbeat (b) measure body temperature (c) print many books (d) find directions
  25. 25.True or false: Louis Braille gave us the smallpox vaccine. (a) False (b) True
  26. 26.True or false: a clock helps us tell the time. (a) False (b) True
  27. 27.What did Edward Jenner give us? (a) the printing press (b) the first aeroplane (c) the electric battery (d) the smallpox vaccine
  28. 28.What does a stethoscope help us do? (a) print many books (b) measure body temperature (c) hear the heartbeat (d) see faraway stars
  29. 29.What does a calculator help us do? (a) measure body temperature (b) find directions (c) hear the heartbeat (d) do sums quickly
  30. 30.What did René Laennec give us? (a) the first aeroplane (b) the telephone (c) the stethoscope (d) penicillin
  31. 31.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  32. 32.True or false: Wilhelm Röntgen gave us X-rays. (a) True (b) False
  33. 33.What did Louis Braille give us? (a) the telephone (b) the smallpox vaccine (c) the stethoscope (d) raised-dot writing
  34. 34.🔧 Which invention helps us see faraway stars? (a) telescope (b) thermometer (c) clock (d) stethoscope
  35. 35.What does a telephone help us do? (a) tell the time (b) talk to people far away (c) see faraway stars (d) print many books
  36. 36.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  37. 37.True or false: a printing press helps us measure body temperature. (a) True (b) False
  38. 38.True or false: a compass helps us hear the heartbeat. (a) True (b) False
  39. 39.True or false: a compass helps us print many books. (a) False (b) True
  40. 40.What did the Wright brothers give us? (a) X-rays (b) the smallpox vaccine (c) the first aeroplane (d) penicillin

Answer key

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

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