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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 802 · 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: Louis Braille gave us raised-dot writing. (a) True (b) False
  2. 2.What did Johannes Gutenberg give us? (a) penicillin (b) the printing press (c) the electric battery (d) the first aeroplane
  3. 3.True or false: a telescope helps us see faraway stars. (a) True (b) False
  4. 4.🔧 Which invention helps us talk to people far away? (a) microscope (b) telephone (c) calculator (d) thermometer
  5. 5.What did Alessandro Volta give us? (a) X-rays (b) the electric battery (c) the telephone (d) the smallpox vaccine
  6. 6.💡 Who gave us the printing press? (a) the Wright brothers (b) Johannes Gutenberg (c) René Laennec (d) Alexander Fleming
  7. 7.🔧 Which invention helps us see tiny germs? (a) telescope (b) microscope (c) calculator (d) telephone
  8. 8.What does a telescope help us do? (a) print many books (b) measure body temperature (c) do sums quickly (d) see faraway stars
  9. 9.What does a telephone help us do? (a) hear the heartbeat (b) find directions (c) measure body temperature (d) talk to people far away
  10. 10.💡 Who gave us raised-dot writing? (a) Louis Braille (b) René Laennec (c) Alexander Graham Bell (d) Alexander Fleming
  11. 11.What does a microscope help us do? (a) talk to people far away (b) see faraway stars (c) see tiny germs (d) do sums quickly
  12. 12.🔧 Which invention helps us see faraway stars? (a) thermometer (b) compass (c) microscope (d) telescope
  13. 13.True or false: René Laennec gave us X-rays. (a) True (b) False
  14. 14.🔧 Which invention helps us do sums quickly? (a) calculator (b) thermometer (c) telephone (d) compass
  15. 15.What did Edward Jenner give us? (a) the electric battery (b) raised-dot writing (c) the smallpox vaccine (d) the telephone
  16. 16.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  17. 17.What did Wilhelm Röntgen give us? (a) the printing press (b) the stethoscope (c) penicillin (d) X-rays
  18. 18.What did René Laennec give us? (a) the telephone (b) the first aeroplane (c) X-rays (d) the stethoscope
  19. 19.💡 Who gave us the electric battery? (a) Alexander Fleming (b) Johannes Gutenberg (c) Alessandro Volta (d) the Wright brothers
  20. 20.True or false: Alessandro Volta gave us penicillin. (a) True (b) False
  21. 21.What does a stethoscope help us do? (a) see tiny germs (b) hear the heartbeat (c) talk to people far away (d) print many books
  22. 22.🔧 Which invention helps us tell the time? (a) telephone (b) compass (c) stethoscope (d) clock
  23. 23.What did Louis Braille give us? (a) the first aeroplane (b) raised-dot writing (c) the printing press (d) X-rays
  24. 24.What does a thermometer help us do? (a) see tiny germs (b) do sums quickly (c) talk to people far away (d) measure body temperature
  25. 25.What does a compass help us do? (a) print many books (b) find directions (c) measure body temperature (d) see faraway stars
  26. 26.💡 Who gave us the stethoscope? (a) Alexander Fleming (b) Edward Jenner (c) René Laennec (d) Johannes Gutenberg
  27. 27.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  28. 28.💡 Who gave us the telephone? (a) Edward Jenner (b) Johannes Gutenberg (c) Wilhelm Röntgen (d) Alexander Graham Bell
  29. 29.🔧 Which invention helps us hear the heartbeat? (a) microscope (b) telescope (c) stethoscope (d) printing press
  30. 30.True or false: a calculator helps us talk to people far away. (a) True (b) False
  31. 31.True or false: Wilhelm Röntgen gave us the electric battery. (a) False (b) True
  32. 32.True or false: Alessandro Volta gave us the printing press. (a) True (b) False
  33. 33.True or false: a microscope helps us see tiny germs. (a) True (b) False
  34. 34.🔧 Which invention helps us print many books? (a) printing press (b) stethoscope (c) microscope (d) compass
  35. 35.What did the Wright brothers give us? (a) penicillin (b) the first aeroplane (c) X-rays (d) the stethoscope
  36. 36.True or false: a compass helps us print many books. (a) False (b) True
  37. 37.💡 Who gave us the smallpox vaccine? (a) Louis Braille (b) Edward Jenner (c) Alexander Fleming (d) the Wright brothers
  38. 38.True or false: Johannes Gutenberg gave us the telephone. (a) True (b) False
  39. 39.🔧 Which invention helps us find directions? (a) telescope (b) clock (c) microscope (d) compass
  40. 40.💡 Who gave us X-rays? (a) Johannes Gutenberg (b) René Laennec (c) Alexander Graham Bell (d) Wilhelm Röntgen

Answer key

  1. True
  2. the printing press
  3. True
  4. telephone
  5. the electric battery
  6. Johannes Gutenberg
  7. microscope
  8. see faraway stars
  9. talk to people far away
  10. Louis Braille
  11. see tiny germs
  12. telescope
  13. False
  14. calculator
  15. the smallpox vaccine
  16. True
  17. X-rays
  18. the stethoscope
  19. Alessandro Volta
  20. False
  21. hear the heartbeat
  22. clock
  23. raised-dot writing
  24. measure body temperature
  25. find directions
  26. René Laennec
  27. True
  28. Alexander Graham Bell
  29. stethoscope
  30. False
  31. False
  32. False
  33. True
  34. printing press
  35. the first aeroplane
  36. False
  37. Edward Jenner
  38. False
  39. compass
  40. Wilhelm Röntgen

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