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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 834 · 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.💡 Who gave us the electric battery? (a) Edward Jenner (b) Alessandro Volta (c) Alexander Fleming (d) the Wright brothers
  2. 2.What did Alexander Fleming give us? (a) penicillin (b) the first aeroplane (c) the stethoscope (d) the printing press
  3. 3.What does a clock help us do? (a) see tiny germs (b) talk to people far away (c) tell the time (d) print many books
  4. 4.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  5. 5.What does a thermometer help us do? (a) see faraway stars (b) measure body temperature (c) print many books (d) find directions
  6. 6.💡 Who gave us the telephone? (a) Edward Jenner (b) the Wright brothers (c) Alexander Fleming (d) Alexander Graham Bell
  7. 7.What did Johannes Gutenberg give us? (a) X-rays (b) raised-dot writing (c) the printing press (d) the electric battery
  8. 8.True or false: a calculator helps us do sums quickly. (a) False (b) True
  9. 9.What did René Laennec give us? (a) the stethoscope (b) the first aeroplane (c) the printing press (d) the telephone
  10. 10.What does a telescope help us do? (a) hear the heartbeat (b) print many books (c) find directions (d) see faraway stars
  11. 11.True or false: René Laennec gave us the electric battery. (a) False (b) True
  12. 12.💡 Who gave us the printing press? (a) the Wright brothers (b) Louis Braille (c) Alexander Fleming (d) Johannes Gutenberg
  13. 13.True or false: Louis Braille gave us the first aeroplane. (a) True (b) False
  14. 14.True or false: a clock helps us tell the time. (a) True (b) False
  15. 15.🔧 Which invention helps us hear the heartbeat? (a) stethoscope (b) compass (c) clock (d) microscope
  16. 16.🔧 Which invention helps us do sums quickly? (a) calculator (b) compass (c) thermometer (d) telescope
  17. 17.💡 Who gave us the first aeroplane? (a) Alessandro Volta (b) René Laennec (c) the Wright brothers (d) Louis Braille
  18. 18.What did Edward Jenner give us? (a) raised-dot writing (b) the smallpox vaccine (c) the telephone (d) penicillin
  19. 19.What does a printing press help us do? (a) tell the time (b) see tiny germs (c) hear the heartbeat (d) print many books
  20. 20.What did Wilhelm Röntgen give us? (a) raised-dot writing (b) the telephone (c) X-rays (d) penicillin
  21. 21.What does a telephone help us do? (a) print many books (b) see tiny germs (c) talk to people far away (d) do sums quickly
  22. 22.What did Alessandro Volta give us? (a) the stethoscope (b) the printing press (c) the electric battery (d) raised-dot writing
  23. 23.True or false: a printing press helps us print many books. (a) True (b) False
  24. 24.💡 Who gave us the stethoscope? (a) René Laennec (b) Louis Braille (c) Alessandro Volta (d) the Wright brothers
  25. 25.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  26. 26.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  27. 27.🔧 Which invention helps us see tiny germs? (a) stethoscope (b) microscope (c) compass (d) telescope
  28. 28.True or false: Alessandro Volta gave us the telephone. (a) False (b) True
  29. 29.True or false: a thermometer helps us see faraway stars. (a) True (b) False
  30. 30.True or false: a microscope helps us find directions. (a) False (b) True
  31. 31.🔧 Which invention helps us find directions? (a) compass (b) telephone (c) calculator (d) thermometer
  32. 32.True or false: the Wright brothers gave us the first aeroplane. (a) True (b) False
  33. 33.True or false: a stethoscope helps us measure body temperature. (a) False (b) True
  34. 34.What does a compass help us do? (a) do sums quickly (b) measure body temperature (c) see faraway stars (d) find directions
  35. 35.🔧 Which invention helps us talk to people far away? (a) stethoscope (b) printing press (c) clock (d) telephone
  36. 36.💡 Who gave us raised-dot writing? (a) Wilhelm Röntgen (b) René Laennec (c) Johannes Gutenberg (d) Louis Braille
  37. 37.💡 Who gave us X-rays? (a) Edward Jenner (b) Alessandro Volta (c) Alexander Graham Bell (d) Wilhelm Röntgen
  38. 38.True or false: René Laennec gave us the stethoscope. (a) True (b) False
  39. 39.What did Louis Braille give us? (a) the telephone (b) penicillin (c) raised-dot writing (d) the stethoscope
  40. 40.🔧 Which invention helps us print many books? (a) microscope (b) printing press (c) telescope (d) clock

Answer key

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

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