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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 343 · 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 Johannes Gutenberg give us? (a) the printing press (b) X-rays (c) the smallpox vaccine (d) the telephone
  2. 2.What did Alexander Fleming give us? (a) the smallpox vaccine (b) the first aeroplane (c) penicillin (d) raised-dot writing
  3. 3.True or false: a thermometer helps us find directions. (a) False (b) True
  4. 4.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  5. 5.💡 Who gave us the telephone? (a) Alexander Graham Bell (b) Johannes Gutenberg (c) Louis Braille (d) Alessandro Volta
  6. 6.What does a calculator help us do? (a) print many books (b) do sums quickly (c) tell the time (d) hear the heartbeat
  7. 7.What does a clock help us do? (a) see tiny germs (b) tell the time (c) talk to people far away (d) do sums quickly
  8. 8.What did Alessandro Volta give us? (a) the first aeroplane (b) the printing press (c) penicillin (d) the electric battery
  9. 9.💡 Who gave us the stethoscope? (a) Alexander Fleming (b) René Laennec (c) Johannes Gutenberg (d) Alessandro Volta
  10. 10.True or false: the Wright brothers gave us the first aeroplane. (a) True (b) False
  11. 11.True or false: a telephone helps us talk to people far away. (a) True (b) False
  12. 12.True or false: a telephone helps us see tiny germs. (a) True (b) False
  13. 13.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  14. 14.💡 Who gave us X-rays? (a) Wilhelm Röntgen (b) Edward Jenner (c) Alexander Graham Bell (d) Johannes Gutenberg
  15. 15.True or false: a printing press helps us talk to people far away. (a) True (b) False
  16. 16.What does a telephone help us do? (a) do sums quickly (b) see tiny germs (c) tell the time (d) talk to people far away
  17. 17.What did the Wright brothers give us? (a) the telephone (b) the first aeroplane (c) the electric battery (d) X-rays
  18. 18.True or false: a clock helps us tell the time. (a) True (b) False
  19. 19.True or false: the Wright brothers gave us X-rays. (a) False (b) True
  20. 20.What does a telescope help us do? (a) measure body temperature (b) tell the time (c) print many books (d) see faraway stars
  21. 21.🔧 Which invention helps us measure body temperature? (a) telephone (b) telescope (c) thermometer (d) microscope
  22. 22.💡 Who gave us the smallpox vaccine? (a) René Laennec (b) Edward Jenner (c) Alexander Fleming (d) the Wright brothers
  23. 23.What did Alexander Graham Bell give us? (a) the electric battery (b) penicillin (c) the telephone (d) the smallpox vaccine
  24. 24.What does a printing press help us do? (a) find directions (b) do sums quickly (c) print many books (d) hear the heartbeat
  25. 25.True or false: a microscope helps us measure body temperature. (a) False (b) True
  26. 26.💡 Who gave us penicillin? (a) Alexander Fleming (b) Johannes Gutenberg (c) Alessandro Volta (d) Louis Braille
  27. 27.True or false: Louis Braille gave us the electric battery. (a) False (b) True
  28. 28.True or false: a clock helps us hear the heartbeat. (a) False (b) True
  29. 29.True or false: Louis Braille gave us the printing press. (a) True (b) False
  30. 30.What did René Laennec give us? (a) the stethoscope (b) the electric battery (c) X-rays (d) the telephone
  31. 31.🔧 Which invention helps us see faraway stars? (a) telescope (b) telephone (c) thermometer (d) stethoscope
  32. 32.What does a compass help us do? (a) measure body temperature (b) tell the time (c) find directions (d) hear the heartbeat
  33. 33.True or false: a compass helps us measure body temperature. (a) False (b) True
  34. 34.What did Louis Braille give us? (a) the telephone (b) raised-dot writing (c) the stethoscope (d) the electric battery
  35. 35.🔧 Which invention helps us find directions? (a) microscope (b) telescope (c) compass (d) printing press
  36. 36.💡 Who gave us the first aeroplane? (a) Alessandro Volta (b) Alexander Fleming (c) Wilhelm Röntgen (d) the Wright brothers
  37. 37.What did Edward Jenner give us? (a) the printing press (b) penicillin (c) the first aeroplane (d) the smallpox vaccine
  38. 38.True or false: a telescope helps us find directions. (a) True (b) False
  39. 39.True or false: Alexander Graham Bell gave us penicillin. (a) True (b) False
  40. 40.True or false: René Laennec gave us X-rays. (a) False (b) True

Answer key

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

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