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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 570 · 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 telephone help us do? (a) hear the heartbeat (b) tell the time (c) talk to people far away (d) find directions
  2. 2.What did Johannes Gutenberg give us? (a) the electric battery (b) raised-dot writing (c) the stethoscope (d) the printing press
  3. 3.True or false: Alessandro Volta gave us penicillin. (a) True (b) False
  4. 4.💡 Who gave us the electric battery? (a) Johannes Gutenberg (b) Alexander Graham Bell (c) Alessandro Volta (d) the Wright brothers
  5. 5.What did Wilhelm Röntgen give us? (a) the stethoscope (b) the first aeroplane (c) X-rays (d) raised-dot writing
  6. 6.True or false: Alexander Fleming gave us the telephone. (a) False (b) True
  7. 7.True or false: a thermometer helps us tell the time. (a) False (b) True
  8. 8.True or false: a telephone helps us talk to people far away. (a) False (b) True
  9. 9.🔧 Which invention helps us hear the heartbeat? (a) telephone (b) stethoscope (c) calculator (d) thermometer
  10. 10.💡 Who gave us the smallpox vaccine? (a) Alexander Graham Bell (b) the Wright brothers (c) Alexander Fleming (d) Edward Jenner
  11. 11.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  12. 12.What does a calculator help us do? (a) measure body temperature (b) do sums quickly (c) hear the heartbeat (d) find directions
  13. 13.What did Louis Braille give us? (a) the stethoscope (b) the first aeroplane (c) raised-dot writing (d) penicillin
  14. 14.True or false: a microscope helps us tell the time. (a) False (b) True
  15. 15.What did René Laennec give us? (a) the stethoscope (b) penicillin (c) the first aeroplane (d) X-rays
  16. 16.💡 Who gave us penicillin? (a) Edward Jenner (b) Alexander Fleming (c) René Laennec (d) Alexander Graham Bell
  17. 17.🔧 Which invention helps us see tiny germs? (a) printing press (b) microscope (c) telephone (d) calculator
  18. 18.🔧 Which invention helps us tell the time? (a) clock (b) telephone (c) calculator (d) thermometer
  19. 19.What did the Wright brothers give us? (a) the stethoscope (b) the first aeroplane (c) penicillin (d) raised-dot writing
  20. 20.What did Alessandro Volta give us? (a) the electric battery (b) the printing press (c) the smallpox vaccine (d) penicillin
  21. 21.True or false: a microscope helps us talk to people far away. (a) False (b) True
  22. 22.💡 Who gave us the printing press? (a) Johannes Gutenberg (b) the Wright brothers (c) Edward Jenner (d) Wilhelm Röntgen
  23. 23.What does a printing press help us do? (a) hear the heartbeat (b) do sums quickly (c) talk to people far away (d) print many books
  24. 24.🔧 Which invention helps us find directions? (a) printing press (b) stethoscope (c) telescope (d) compass
  25. 25.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  26. 26.💡 Who gave us the telephone? (a) Alexander Graham Bell (b) the Wright brothers (c) Louis Braille (d) Wilhelm Röntgen
  27. 27.True or false: a clock helps us talk to people far away. (a) True (b) False
  28. 28.What does a thermometer help us do? (a) see faraway stars (b) measure body temperature (c) talk to people far away (d) hear the heartbeat
  29. 29.What did Alexander Graham Bell give us? (a) the electric battery (b) X-rays (c) the telephone (d) raised-dot writing
  30. 30.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  31. 31.What does a clock help us do? (a) measure body temperature (b) talk to people far away (c) tell the time (d) see faraway stars
  32. 32.True or false: a stethoscope helps us measure body temperature. (a) True (b) False
  33. 33.What did Edward Jenner give us? (a) the electric battery (b) the telephone (c) the printing press (d) the smallpox vaccine
  34. 34.True or false: a telescope helps us find directions. (a) True (b) False
  35. 35.🔧 Which invention helps us see faraway stars? (a) telephone (b) telescope (c) thermometer (d) clock
  36. 36.💡 Who gave us the stethoscope? (a) Alexander Fleming (b) the Wright brothers (c) René Laennec (d) Edward Jenner
  37. 37.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  38. 38.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  39. 39.What does a telescope help us do? (a) see tiny germs (b) tell the time (c) see faraway stars (d) find directions
  40. 40.True or false: Louis Braille gave us the electric battery. (a) False (b) True

Answer key

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

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