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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 411 · 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: Alexander Fleming gave us penicillin. (a) True (b) False
  2. 2.What did Alexander Graham Bell give us? (a) the printing press (b) the first aeroplane (c) the telephone (d) raised-dot writing
  3. 3.What did Alessandro Volta give us? (a) the electric battery (b) the printing press (c) the stethoscope (d) the telephone
  4. 4.True or false: a thermometer helps us find directions. (a) False (b) True
  5. 5.💡 Who gave us X-rays? (a) Alexander Graham Bell (b) the Wright brothers (c) René Laennec (d) Wilhelm Röntgen
  6. 6.💡 Who gave us raised-dot writing? (a) the Wright brothers (b) Johannes Gutenberg (c) Louis Braille (d) Alessandro Volta
  7. 7.What did Johannes Gutenberg give us? (a) the stethoscope (b) the printing press (c) the electric battery (d) raised-dot writing
  8. 8.🔧 Which invention helps us print many books? (a) stethoscope (b) printing press (c) telescope (d) calculator
  9. 9.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  10. 10.💡 Who gave us the first aeroplane? (a) the Wright brothers (b) Alexander Graham Bell (c) René Laennec (d) Edward Jenner
  11. 11.What did René Laennec give us? (a) the smallpox vaccine (b) the first aeroplane (c) the printing press (d) the stethoscope
  12. 12.True or false: a telescope helps us hear the heartbeat. (a) True (b) False
  13. 13.🔧 Which invention helps us see faraway stars? (a) telephone (b) thermometer (c) microscope (d) telescope
  14. 14.What does a microscope help us do? (a) see tiny germs (b) measure body temperature (c) tell the time (d) do sums quickly
  15. 15.True or false: Alexander Graham Bell gave us the printing press. (a) False (b) True
  16. 16.What did Wilhelm Röntgen give us? (a) the stethoscope (b) X-rays (c) the printing press (d) raised-dot writing
  17. 17.What did Louis Braille give us? (a) the printing press (b) the first aeroplane (c) raised-dot writing (d) the electric battery
  18. 18.What does a compass help us do? (a) talk to people far away (b) print many books (c) do sums quickly (d) find directions
  19. 19.🔧 Which invention helps us do sums quickly? (a) printing press (b) microscope (c) compass (d) calculator
  20. 20.What does a telephone help us do? (a) do sums quickly (b) measure body temperature (c) see tiny germs (d) talk to people far away
  21. 21.True or false: René Laennec gave us the electric battery. (a) True (b) False
  22. 22.💡 Who gave us the stethoscope? (a) Edward Jenner (b) Alexander Graham Bell (c) Johannes Gutenberg (d) René Laennec
  23. 23.True or false: a microscope helps us find directions. (a) False (b) True
  24. 24.🔧 Which invention helps us tell the time? (a) thermometer (b) clock (c) telescope (d) printing press
  25. 25.💡 Who gave us the electric battery? (a) Louis Braille (b) Alessandro Volta (c) René Laennec (d) Alexander Fleming
  26. 26.True or false: a printing press helps us do sums quickly. (a) False (b) True
  27. 27.💡 Who gave us the printing press? (a) Johannes Gutenberg (b) Edward Jenner (c) Alexander Graham Bell (d) René Laennec
  28. 28.What does a clock help us do? (a) measure body temperature (b) print many books (c) see tiny germs (d) tell the time
  29. 29.True or false: a telescope helps us see faraway stars. (a) False (b) True
  30. 30.💡 Who gave us the smallpox vaccine? (a) the Wright brothers (b) Edward Jenner (c) Johannes Gutenberg (d) Alexander Graham Bell
  31. 31.True or false: Wilhelm Röntgen gave us X-rays. (a) False (b) True
  32. 32.True or false: a thermometer helps us tell the time. (a) False (b) True
  33. 33.🔧 Which invention helps us see tiny germs? (a) microscope (b) printing press (c) telephone (d) thermometer
  34. 34.What does a printing press help us do? (a) hear the heartbeat (b) measure body temperature (c) print many books (d) find directions
  35. 35.True or false: a printing press helps us find directions. (a) True (b) False
  36. 36.True or false: Alexander Graham Bell gave us X-rays. (a) False (b) True
  37. 37.🔧 Which invention helps us measure body temperature? (a) calculator (b) thermometer (c) microscope (d) telescope
  38. 38.True or false: a telescope helps us print many books. (a) True (b) False
  39. 39.True or false: Johannes Gutenberg gave us the smallpox vaccine. (a) True (b) False
  40. 40.True or false: Edward Jenner gave us the first aeroplane. (a) False (b) True

Answer key

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

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