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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 463 · 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.True or false: René Laennec gave us the smallpox vaccine. (a) True (b) False
  2. 2.🔧 Which invention helps us print many books? (a) telephone (b) printing press (c) clock (d) calculator
  3. 3.True or false: a printing press helps us measure body temperature. (a) False (b) True
  4. 4.True or false: Wilhelm Röntgen gave us X-rays. (a) True (b) False
  5. 5.💡 Who gave us the first aeroplane? (a) Wilhelm Röntgen (b) the Wright brothers (c) René Laennec (d) Edward Jenner
  6. 6.What does a clock help us do? (a) do sums quickly (b) tell the time (c) see tiny germs (d) see faraway stars
  7. 7.What did Wilhelm Röntgen give us? (a) X-rays (b) the smallpox vaccine (c) penicillin (d) raised-dot writing
  8. 8.💡 Who gave us the printing press? (a) Wilhelm Röntgen (b) the Wright brothers (c) Johannes Gutenberg (d) Alexander Graham Bell
  9. 9.💡 Who gave us the stethoscope? (a) Alexander Graham Bell (b) Edward Jenner (c) Alessandro Volta (d) René Laennec
  10. 10.What did Edward Jenner give us? (a) the electric battery (b) X-rays (c) the smallpox vaccine (d) the printing press
  11. 11.💡 Who gave us the telephone? (a) Johannes Gutenberg (b) Alexander Graham Bell (c) the Wright brothers (d) Edward Jenner
  12. 12.What did Johannes Gutenberg give us? (a) penicillin (b) raised-dot writing (c) the printing press (d) the smallpox vaccine
  13. 13.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  14. 14.What did Alessandro Volta give us? (a) penicillin (b) raised-dot writing (c) the electric battery (d) the stethoscope
  15. 15.True or false: a telephone helps us talk to people far away. (a) True (b) False
  16. 16.True or false: a telescope helps us see faraway stars. (a) True (b) False
  17. 17.True or false: a telephone helps us see tiny germs. (a) True (b) False
  18. 18.🔧 Which invention helps us tell the time? (a) calculator (b) telescope (c) clock (d) microscope
  19. 19.True or false: a telephone helps us do sums quickly. (a) False (b) True
  20. 20.💡 Who gave us the electric battery? (a) Alessandro Volta (b) Edward Jenner (c) Wilhelm Röntgen (d) Alexander Graham Bell
  21. 21.💡 Who gave us X-rays? (a) Edward Jenner (b) Louis Braille (c) Wilhelm Röntgen (d) Alexander Graham Bell
  22. 22.What does a thermometer help us do? (a) tell the time (b) see faraway stars (c) hear the heartbeat (d) measure body temperature
  23. 23.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  24. 24.What did Louis Braille give us? (a) the electric battery (b) the first aeroplane (c) raised-dot writing (d) the printing press
  25. 25.💡 Who gave us raised-dot writing? (a) Alessandro Volta (b) Louis Braille (c) the Wright brothers (d) Alexander Fleming
  26. 26.🔧 Which invention helps us find directions? (a) clock (b) printing press (c) compass (d) stethoscope
  27. 27.True or false: a microscope helps us see tiny germs. (a) True (b) False
  28. 28.True or false: Edward Jenner gave us raised-dot writing. (a) False (b) True
  29. 29.What does a calculator help us do? (a) tell the time (b) find directions (c) see tiny germs (d) do sums quickly
  30. 30.True or false: a printing press helps us do sums quickly. (a) True (b) False
  31. 31.True or false: a calculator helps us do sums quickly. (a) False (b) True
  32. 32.True or false: René Laennec gave us the printing press. (a) False (b) True
  33. 33.🔧 Which invention helps us do sums quickly? (a) calculator (b) printing press (c) compass (d) thermometer
  34. 34.True or false: a compass helps us hear the heartbeat. (a) False (b) True
  35. 35.What does a compass help us do? (a) find directions (b) hear the heartbeat (c) talk to people far away (d) print many books
  36. 36.True or false: Alessandro Volta gave us raised-dot writing. (a) True (b) False
  37. 37.True or false: the Wright brothers gave us penicillin. (a) True (b) False
  38. 38.What did the Wright brothers give us? (a) the stethoscope (b) X-rays (c) the first aeroplane (d) the telephone
  39. 39.True or false: Johannes Gutenberg gave us X-rays. (a) False (b) True
  40. 40.True or false: a calculator helps us measure body temperature. (a) True (b) False

Answer key

  1. False
  2. printing press
  3. False
  4. True
  5. the Wright brothers
  6. tell the time
  7. X-rays
  8. Johannes Gutenberg
  9. René Laennec
  10. the smallpox vaccine
  11. Alexander Graham Bell
  12. the printing press
  13. True
  14. the electric battery
  15. True
  16. True
  17. False
  18. clock
  19. False
  20. Alessandro Volta
  21. Wilhelm Röntgen
  22. measure body temperature
  23. True
  24. raised-dot writing
  25. Louis Braille
  26. compass
  27. True
  28. False
  29. do sums quickly
  30. False
  31. True
  32. False
  33. calculator
  34. False
  35. find directions
  36. False
  37. False
  38. the first aeroplane
  39. False
  40. False

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