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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 330 · 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) X-rays (b) the first aeroplane (c) penicillin (d) the printing press
  2. 2.💡 Who gave us X-rays? (a) Johannes Gutenberg (b) Wilhelm Röntgen (c) Alexander Graham Bell (d) Alessandro Volta
  3. 3.🔧 Which invention helps us talk to people far away? (a) compass (b) stethoscope (c) microscope (d) telephone
  4. 4.What did the Wright brothers give us? (a) raised-dot writing (b) the smallpox vaccine (c) the first aeroplane (d) the printing press
  5. 5.🔧 Which invention helps us measure body temperature? (a) printing press (b) microscope (c) thermometer (d) compass
  6. 6.💡 Who gave us the electric battery? (a) Alexander Graham Bell (b) Alessandro Volta (c) Wilhelm Röntgen (d) the Wright brothers
  7. 7.What did Alessandro Volta give us? (a) X-rays (b) the electric battery (c) the telephone (d) the first aeroplane
  8. 8.💡 Who gave us penicillin? (a) Wilhelm Röntgen (b) Alexander Fleming (c) the Wright brothers (d) René Laennec
  9. 9.True or false: a printing press helps us print many books. (a) True (b) False
  10. 10.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  11. 11.What does a stethoscope help us do? (a) hear the heartbeat (b) tell the time (c) talk to people far away (d) find directions
  12. 12.True or false: Alexander Graham Bell gave us the first aeroplane. (a) False (b) True
  13. 13.💡 Who gave us the printing press? (a) René Laennec (b) Edward Jenner (c) Johannes Gutenberg (d) Alexander Graham Bell
  14. 14.What did René Laennec give us? (a) raised-dot writing (b) the stethoscope (c) penicillin (d) the telephone
  15. 15.What did Wilhelm Röntgen give us? (a) X-rays (b) the telephone (c) the smallpox vaccine (d) the printing press
  16. 16.💡 Who gave us the stethoscope? (a) Johannes Gutenberg (b) René Laennec (c) Alexander Fleming (d) Wilhelm Röntgen
  17. 17.True or false: a printing press helps us do sums quickly. (a) True (b) False
  18. 18.What did Alexander Graham Bell give us? (a) raised-dot writing (b) penicillin (c) the printing press (d) the telephone
  19. 19.💡 Who gave us the smallpox vaccine? (a) Alexander Fleming (b) Wilhelm Röntgen (c) Edward Jenner (d) Alexander Graham Bell
  20. 20.True or false: René Laennec gave us the electric battery. (a) False (b) True
  21. 21.What does a compass help us do? (a) do sums quickly (b) find directions (c) tell the time (d) hear the heartbeat
  22. 22.What did Alexander Fleming give us? (a) raised-dot writing (b) penicillin (c) the first aeroplane (d) the telephone
  23. 23.True or false: a telescope helps us find directions. (a) True (b) False
  24. 24.True or false: René Laennec gave us the stethoscope. (a) True (b) False
  25. 25.True or false: Louis Braille gave us the telephone. (a) True (b) False
  26. 26.True or false: the Wright brothers gave us the electric battery. (a) True (b) False
  27. 27.What does a calculator help us do? (a) do sums quickly (b) talk to people far away (c) hear the heartbeat (d) measure body temperature
  28. 28.🔧 Which invention helps us see tiny germs? (a) compass (b) telephone (c) calculator (d) microscope
  29. 29.True or false: Wilhelm Röntgen gave us X-rays. (a) False (b) True
  30. 30.💡 Who gave us the telephone? (a) Johannes Gutenberg (b) Alessandro Volta (c) the Wright brothers (d) Alexander Graham Bell
  31. 31.🔧 Which invention helps us find directions? (a) thermometer (b) calculator (c) printing press (d) compass
  32. 32.What does a microscope help us do? (a) print many books (b) do sums quickly (c) see tiny germs (d) tell the time
  33. 33.🔧 Which invention helps us print many books? (a) clock (b) microscope (c) printing press (d) thermometer
  34. 34.True or false: a microscope helps us see tiny germs. (a) False (b) True
  35. 35.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  36. 36.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  37. 37.True or false: a telescope helps us see faraway stars. (a) False (b) True
  38. 38.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  39. 39.True or false: a printing press helps us talk to people far away. (a) False (b) True
  40. 40.What does a printing press help us do? (a) hear the heartbeat (b) find directions (c) see tiny germs (d) print many books

Answer key

  1. the printing press
  2. Wilhelm Röntgen
  3. telephone
  4. the first aeroplane
  5. thermometer
  6. Alessandro Volta
  7. the electric battery
  8. Alexander Fleming
  9. True
  10. True
  11. hear the heartbeat
  12. False
  13. Johannes Gutenberg
  14. the stethoscope
  15. X-rays
  16. René Laennec
  17. False
  18. the telephone
  19. Edward Jenner
  20. False
  21. find directions
  22. penicillin
  23. False
  24. True
  25. False
  26. False
  27. do sums quickly
  28. microscope
  29. True
  30. Alexander Graham Bell
  31. compass
  32. see tiny germs
  33. printing press
  34. True
  35. True
  36. True
  37. True
  38. True
  39. False
  40. print many books

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