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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 729 · 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.🔧 Which invention helps us print many books? (a) printing press (b) thermometer (c) stethoscope (d) microscope
  2. 2.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  3. 3.What did Wilhelm Röntgen give us? (a) the electric battery (b) the telephone (c) the stethoscope (d) X-rays
  4. 4.💡 Who gave us the telephone? (a) René Laennec (b) the Wright brothers (c) Alexander Graham Bell (d) Louis Braille
  5. 5.What did Alexander Graham Bell give us? (a) the printing press (b) raised-dot writing (c) the telephone (d) the first aeroplane
  6. 6.True or false: Johannes Gutenberg gave us the telephone. (a) True (b) False
  7. 7.True or false: a telephone helps us talk to people far away. (a) True (b) False
  8. 8.🔧 Which invention helps us see tiny germs? (a) stethoscope (b) thermometer (c) calculator (d) microscope
  9. 9.🔧 Which invention helps us see faraway stars? (a) stethoscope (b) telescope (c) microscope (d) compass
  10. 10.True or false: a calculator helps us hear the heartbeat. (a) False (b) True
  11. 11.True or false: a calculator helps us do sums quickly. (a) True (b) False
  12. 12.🔧 Which invention helps us tell the time? (a) thermometer (b) printing press (c) clock (d) telephone
  13. 13.💡 Who gave us penicillin? (a) Alexander Fleming (b) Johannes Gutenberg (c) Edward Jenner (d) Alessandro Volta
  14. 14.What does a compass help us do? (a) print many books (b) hear the heartbeat (c) find directions (d) tell the time
  15. 15.What does a stethoscope help us do? (a) hear the heartbeat (b) see tiny germs (c) tell the time (d) print many books
  16. 16.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  17. 17.💡 Who gave us the electric battery? (a) Louis Braille (b) Alessandro Volta (c) Edward Jenner (d) Johannes Gutenberg
  18. 18.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  19. 19.What did Alessandro Volta give us? (a) penicillin (b) the electric battery (c) X-rays (d) the stethoscope
  20. 20.💡 Who gave us the first aeroplane? (a) Alessandro Volta (b) Alexander Fleming (c) Wilhelm Röntgen (d) the Wright brothers
  21. 21.💡 Who gave us the smallpox vaccine? (a) Louis Braille (b) Wilhelm Röntgen (c) Alexander Fleming (d) Edward Jenner
  22. 22.What does a printing press help us do? (a) talk to people far away (b) measure body temperature (c) print many books (d) find directions
  23. 23.True or false: a calculator helps us tell the time. (a) False (b) True
  24. 24.💡 Who gave us X-rays? (a) Edward Jenner (b) Wilhelm Röntgen (c) the Wright brothers (d) Alexander Graham Bell
  25. 25.What did Johannes Gutenberg give us? (a) the printing press (b) the first aeroplane (c) the electric battery (d) X-rays
  26. 26.True or false: Alexander Fleming gave us the telephone. (a) True (b) False
  27. 27.What does a telescope help us do? (a) see tiny germs (b) see faraway stars (c) print many books (d) do sums quickly
  28. 28.What does a clock help us do? (a) tell the time (b) see faraway stars (c) measure body temperature (d) print many books
  29. 29.True or false: Edward Jenner gave us the telephone. (a) True (b) False
  30. 30.What does a thermometer help us do? (a) find directions (b) hear the heartbeat (c) see faraway stars (d) measure body temperature
  31. 31.What did Alexander Fleming give us? (a) X-rays (b) penicillin (c) the electric battery (d) the first aeroplane
  32. 32.What did Edward Jenner give us? (a) the stethoscope (b) the first aeroplane (c) the smallpox vaccine (d) raised-dot writing
  33. 33.True or false: the Wright brothers gave us penicillin. (a) True (b) False
  34. 34.True or false: a printing press helps us measure body temperature. (a) True (b) False
  35. 35.💡 Who gave us the printing press? (a) René Laennec (b) Alexander Fleming (c) Johannes Gutenberg (d) the Wright brothers
  36. 36.What did the Wright brothers give us? (a) X-rays (b) the printing press (c) the telephone (d) the first aeroplane
  37. 37.True or false: a calculator helps us measure body temperature. (a) True (b) False
  38. 38.True or false: the Wright brothers gave us the electric battery. (a) True (b) False
  39. 39.What does a calculator help us do? (a) find directions (b) see tiny germs (c) do sums quickly (d) hear the heartbeat
  40. 40.True or false: a calculator helps us see faraway stars. (a) True (b) False

Answer key

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

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