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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 325 · 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.What does a telescope help us do? (a) measure body temperature (b) see tiny germs (c) talk to people far away (d) see faraway stars
  2. 2.What did the Wright brothers give us? (a) penicillin (b) the smallpox vaccine (c) the first aeroplane (d) the printing press
  3. 3.💡 Who gave us the stethoscope? (a) Alexander Fleming (b) Alexander Graham Bell (c) René Laennec (d) Johannes Gutenberg
  4. 4.True or false: Johannes Gutenberg gave us the electric battery. (a) False (b) True
  5. 5.True or false: a printing press helps us find directions. (a) True (b) False
  6. 6.What did Alessandro Volta give us? (a) the stethoscope (b) the electric battery (c) X-rays (d) the smallpox vaccine
  7. 7.💡 Who gave us the telephone? (a) the Wright brothers (b) Wilhelm Röntgen (c) René Laennec (d) Alexander Graham Bell
  8. 8.True or false: a thermometer helps us measure body temperature. (a) False (b) True
  9. 9.🔧 Which invention helps us talk to people far away? (a) compass (b) thermometer (c) stethoscope (d) telephone
  10. 10.💡 Who gave us X-rays? (a) the Wright brothers (b) Wilhelm Röntgen (c) Johannes Gutenberg (d) René Laennec
  11. 11.What did Johannes Gutenberg give us? (a) the printing press (b) the first aeroplane (c) the electric battery (d) penicillin
  12. 12.True or false: Wilhelm Röntgen gave us the electric battery. (a) False (b) True
  13. 13.True or false: a stethoscope helps us do sums quickly. (a) True (b) False
  14. 14.True or false: a printing press helps us print many books. (a) False (b) True
  15. 15.🔧 Which invention helps us tell the time? (a) clock (b) compass (c) printing press (d) thermometer
  16. 16.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  17. 17.True or false: the Wright brothers gave us raised-dot writing. (a) True (b) False
  18. 18.True or false: a telephone helps us talk to people far away. (a) False (b) True
  19. 19.What does a thermometer help us do? (a) talk to people far away (b) measure body temperature (c) see faraway stars (d) find directions
  20. 20.🔧 Which invention helps us do sums quickly? (a) clock (b) compass (c) calculator (d) microscope
  21. 21.True or false: a telephone helps us find directions. (a) True (b) False
  22. 22.What did Alexander Fleming give us? (a) the stethoscope (b) penicillin (c) X-rays (d) the first aeroplane
  23. 23.True or false: Johannes Gutenberg gave us the first aeroplane. (a) False (b) True
  24. 24.What does a microscope help us do? (a) see tiny germs (b) talk to people far away (c) do sums quickly (d) print many books
  25. 25.💡 Who gave us the first aeroplane? (a) the Wright brothers (b) René Laennec (c) Louis Braille (d) Alexander Graham Bell
  26. 26.True or false: Alexander Graham Bell gave us the printing press. (a) False (b) True
  27. 27.🔧 Which invention helps us find directions? (a) thermometer (b) microscope (c) telescope (d) compass
  28. 28.🔧 Which invention helps us print many books? (a) compass (b) printing press (c) telephone (d) stethoscope
  29. 29.What did Wilhelm Röntgen give us? (a) penicillin (b) the stethoscope (c) X-rays (d) the first aeroplane
  30. 30.🔧 Which invention helps us see faraway stars? (a) stethoscope (b) telephone (c) calculator (d) telescope
  31. 31.💡 Who gave us the electric battery? (a) the Wright brothers (b) Edward Jenner (c) Alexander Graham Bell (d) Alessandro Volta
  32. 32.True or false: René Laennec gave us penicillin. (a) True (b) False
  33. 33.🔧 Which invention helps us hear the heartbeat? (a) telescope (b) compass (c) stethoscope (d) microscope
  34. 34.True or false: a telescope helps us see faraway stars. (a) True (b) False
  35. 35.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  36. 36.🔧 Which invention helps us measure body temperature? (a) telescope (b) thermometer (c) microscope (d) printing press
  37. 37.True or false: a compass helps us see faraway stars. (a) False (b) True
  38. 38.🔧 Which invention helps us see tiny germs? (a) clock (b) microscope (c) telescope (d) thermometer
  39. 39.True or false: a compass helps us find directions. (a) False (b) True
  40. 40.What did Louis Braille give us? (a) the smallpox vaccine (b) X-rays (c) raised-dot writing (d) the stethoscope

Answer key

  1. see faraway stars
  2. the first aeroplane
  3. René Laennec
  4. False
  5. False
  6. the electric battery
  7. Alexander Graham Bell
  8. True
  9. telephone
  10. Wilhelm Röntgen
  11. the printing press
  12. False
  13. False
  14. True
  15. clock
  16. True
  17. False
  18. True
  19. measure body temperature
  20. calculator
  21. False
  22. penicillin
  23. False
  24. see tiny germs
  25. the Wright brothers
  26. False
  27. compass
  28. printing press
  29. X-rays
  30. telescope
  31. Alessandro Volta
  32. False
  33. stethoscope
  34. True
  35. True
  36. thermometer
  37. False
  38. microscope
  39. True
  40. raised-dot writing

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