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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 664 · 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 stethoscope help us do? (a) see tiny germs (b) measure body temperature (c) print many books (d) hear the heartbeat
  2. 2.💡 Who gave us X-rays? (a) the Wright brothers (b) Edward Jenner (c) Wilhelm Röntgen (d) Alessandro Volta
  3. 3.What did Alessandro Volta give us? (a) raised-dot writing (b) the smallpox vaccine (c) X-rays (d) the electric battery
  4. 4.💡 Who gave us the printing press? (a) Edward Jenner (b) Alexander Fleming (c) Johannes Gutenberg (d) René Laennec
  5. 5.🔧 Which invention helps us tell the time? (a) compass (b) microscope (c) clock (d) printing press
  6. 6.True or false: a microscope helps us see tiny germs. (a) False (b) True
  7. 7.True or false: Louis Braille gave us the telephone. (a) True (b) False
  8. 8.💡 Who gave us raised-dot writing? (a) René Laennec (b) the Wright brothers (c) Louis Braille (d) Edward Jenner
  9. 9.True or false: a microscope helps us measure body temperature. (a) True (b) False
  10. 10.🔧 Which invention helps us see tiny germs? (a) microscope (b) clock (c) thermometer (d) compass
  11. 11.🔧 Which invention helps us do sums quickly? (a) stethoscope (b) printing press (c) calculator (d) thermometer
  12. 12.🔧 Which invention helps us talk to people far away? (a) microscope (b) compass (c) stethoscope (d) telephone
  13. 13.What did Johannes Gutenberg give us? (a) the first aeroplane (b) penicillin (c) raised-dot writing (d) the printing press
  14. 14.True or false: Wilhelm Röntgen gave us the smallpox vaccine. (a) True (b) False
  15. 15.What did Louis Braille give us? (a) the telephone (b) the printing press (c) penicillin (d) raised-dot writing
  16. 16.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  17. 17.What did Alexander Fleming give us? (a) the electric battery (b) raised-dot writing (c) X-rays (d) penicillin
  18. 18.True or false: a telescope helps us do sums quickly. (a) False (b) True
  19. 19.What did the Wright brothers give us? (a) X-rays (b) the first aeroplane (c) raised-dot writing (d) the printing press
  20. 20.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  21. 21.True or false: a clock helps us print many books. (a) True (b) False
  22. 22.What does a microscope help us do? (a) hear the heartbeat (b) talk to people far away (c) do sums quickly (d) see tiny germs
  23. 23.What did Edward Jenner give us? (a) the printing press (b) the stethoscope (c) X-rays (d) the smallpox vaccine
  24. 24.True or false: René Laennec gave us the smallpox vaccine. (a) True (b) False
  25. 25.True or false: Johannes Gutenberg gave us X-rays. (a) False (b) True
  26. 26.💡 Who gave us the telephone? (a) Wilhelm Röntgen (b) Edward Jenner (c) Alexander Graham Bell (d) the Wright brothers
  27. 27.💡 Who gave us the first aeroplane? (a) René Laennec (b) Alexander Graham Bell (c) Wilhelm Röntgen (d) the Wright brothers
  28. 28.True or false: a stethoscope helps us print many books. (a) False (b) True
  29. 29.True or false: a compass helps us find directions. (a) False (b) True
  30. 30.What does a printing press help us do? (a) print many books (b) find directions (c) measure body temperature (d) do sums quickly
  31. 31.What did Wilhelm Röntgen give us? (a) the printing press (b) the telephone (c) X-rays (d) the electric battery
  32. 32.🔧 Which invention helps us print many books? (a) compass (b) telephone (c) printing press (d) clock
  33. 33.What does a calculator help us do? (a) hear the heartbeat (b) see tiny germs (c) do sums quickly (d) print many books
  34. 34.What does a compass help us do? (a) print many books (b) see tiny germs (c) hear the heartbeat (d) find directions
  35. 35.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  36. 36.True or false: a telescope helps us hear the heartbeat. (a) True (b) False
  37. 37.True or false: the Wright brothers gave us the smallpox vaccine. (a) True (b) False
  38. 38.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  39. 39.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  40. 40.True or false: Alessandro Volta gave us the electric battery. (a) True (b) False

Answer key

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

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