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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 191 · 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) Alexander Fleming (c) Alessandro Volta (d) Alexander Graham Bell
  2. 2.💡 Who gave us penicillin? (a) Alexander Graham Bell (b) Wilhelm Röntgen (c) René Laennec (d) Alexander Fleming
  3. 3.True or false: Johannes Gutenberg gave us the telephone. (a) False (b) True
  4. 4.What does a telephone help us do? (a) measure body temperature (b) find directions (c) talk to people far away (d) see tiny germs
  5. 5.What does a compass help us do? (a) print many books (b) find directions (c) talk to people far away (d) tell the time
  6. 6.True or false: Alessandro Volta gave us the stethoscope. (a) True (b) False
  7. 7.🔧 Which invention helps us print many books? (a) stethoscope (b) printing press (c) telephone (d) compass
  8. 8.True or false: a stethoscope helps us talk to people far away. (a) False (b) True
  9. 9.What did René Laennec give us? (a) the electric battery (b) the stethoscope (c) X-rays (d) raised-dot writing
  10. 10.True or false: a printing press helps us print many books. (a) False (b) True
  11. 11.True or false: Alexander Graham Bell gave us the stethoscope. (a) True (b) False
  12. 12.True or false: a calculator helps us do sums quickly. (a) False (b) True
  13. 13.🔧 Which invention helps us find directions? (a) calculator (b) thermometer (c) stethoscope (d) compass
  14. 14.True or false: a telephone helps us hear the heartbeat. (a) False (b) True
  15. 15.True or false: a microscope helps us measure body temperature. (a) False (b) True
  16. 16.True or false: Alexander Fleming gave us penicillin. (a) True (b) False
  17. 17.True or false: Louis Braille gave us raised-dot writing. (a) True (b) False
  18. 18.What did Alexander Graham Bell give us? (a) the smallpox vaccine (b) penicillin (c) raised-dot writing (d) the telephone
  19. 19.🔧 Which invention helps us see faraway stars? (a) thermometer (b) telescope (c) clock (d) printing press
  20. 20.💡 Who gave us the telephone? (a) Alessandro Volta (b) Alexander Graham Bell (c) Louis Braille (d) Johannes Gutenberg
  21. 21.True or false: a microscope helps us find directions. (a) False (b) True
  22. 22.What does a telescope help us do? (a) hear the heartbeat (b) print many books (c) find directions (d) see faraway stars
  23. 23.True or false: Alexander Graham Bell gave us the printing press. (a) False (b) True
  24. 24.What does a clock help us do? (a) measure body temperature (b) print many books (c) tell the time (d) see faraway stars
  25. 25.What did Louis Braille give us? (a) the electric battery (b) raised-dot writing (c) the first aeroplane (d) penicillin
  26. 26.🔧 Which invention helps us do sums quickly? (a) telephone (b) clock (c) microscope (d) calculator
  27. 27.💡 Who gave us the smallpox vaccine? (a) Edward Jenner (b) Louis Braille (c) Alexander Graham Bell (d) Wilhelm Röntgen
  28. 28.🔧 Which invention helps us measure body temperature? (a) clock (b) printing press (c) telescope (d) thermometer
  29. 29.💡 Who gave us the first aeroplane? (a) Edward Jenner (b) René Laennec (c) Johannes Gutenberg (d) the Wright brothers
  30. 30.What did Johannes Gutenberg give us? (a) raised-dot writing (b) X-rays (c) the smallpox vaccine (d) the printing press
  31. 31.True or false: a telephone helps us print many books. (a) False (b) True
  32. 32.💡 Who gave us X-rays? (a) Edward Jenner (b) Alexander Fleming (c) the Wright brothers (d) Wilhelm Röntgen
  33. 33.🔧 Which invention helps us tell the time? (a) printing press (b) clock (c) calculator (d) thermometer
  34. 34.True or false: a stethoscope helps us see tiny germs. (a) True (b) False
  35. 35.True or false: Louis Braille gave us penicillin. (a) False (b) True
  36. 36.True or false: a compass helps us find directions. (a) True (b) False
  37. 37.What did the Wright brothers give us? (a) X-rays (b) the telephone (c) the printing press (d) the first aeroplane
  38. 38.True or false: René Laennec gave us the stethoscope. (a) True (b) False
  39. 39.💡 Who gave us raised-dot writing? (a) Louis Braille (b) René Laennec (c) Alexander Fleming (d) Johannes Gutenberg
  40. 40.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False

Answer key

  1. Alessandro Volta
  2. Alexander Fleming
  3. False
  4. talk to people far away
  5. find directions
  6. False
  7. printing press
  8. False
  9. the stethoscope
  10. True
  11. False
  12. True
  13. compass
  14. False
  15. False
  16. True
  17. True
  18. the telephone
  19. telescope
  20. Alexander Graham Bell
  21. False
  22. see faraway stars
  23. False
  24. tell the time
  25. raised-dot writing
  26. calculator
  27. Edward Jenner
  28. thermometer
  29. the Wright brothers
  30. the printing press
  31. False
  32. Wilhelm Röntgen
  33. clock
  34. False
  35. False
  36. True
  37. the first aeroplane
  38. True
  39. Louis Braille
  40. True

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