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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 313 · 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 did Wilhelm Röntgen give us? (a) X-rays (b) raised-dot writing (c) the stethoscope (d) the printing press
  2. 2.🔧 Which invention helps us print many books? (a) telephone (b) thermometer (c) microscope (d) printing press
  3. 3.True or false: Johannes Gutenberg gave us the first aeroplane. (a) False (b) True
  4. 4.💡 Who gave us X-rays? (a) René Laennec (b) Alexander Fleming (c) Wilhelm Röntgen (d) Louis Braille
  5. 5.True or false: Alessandro Volta gave us the electric battery. (a) True (b) False
  6. 6.💡 Who gave us the telephone? (a) Wilhelm Röntgen (b) Alexander Fleming (c) Alexander Graham Bell (d) René Laennec
  7. 7.💡 Who gave us the printing press? (a) Johannes Gutenberg (b) the Wright brothers (c) Alexander Fleming (d) Alessandro Volta
  8. 8.🔧 Which invention helps us do sums quickly? (a) thermometer (b) clock (c) printing press (d) calculator
  9. 9.True or false: Edward Jenner gave us raised-dot writing. (a) False (b) True
  10. 10.True or false: a clock helps us find directions. (a) False (b) True
  11. 11.What did Louis Braille give us? (a) the electric battery (b) penicillin (c) raised-dot writing (d) the telephone
  12. 12.True or false: a compass helps us find directions. (a) False (b) True
  13. 13.What did Johannes Gutenberg give us? (a) the printing press (b) X-rays (c) the electric battery (d) raised-dot writing
  14. 14.True or false: the Wright brothers gave us the first aeroplane. (a) True (b) False
  15. 15.💡 Who gave us raised-dot writing? (a) the Wright brothers (b) Louis Braille (c) Alexander Fleming (d) Edward Jenner
  16. 16.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  17. 17.🔧 Which invention helps us see tiny germs? (a) microscope (b) telephone (c) thermometer (d) calculator
  18. 18.🔧 Which invention helps us talk to people far away? (a) calculator (b) telephone (c) telescope (d) clock
  19. 19.What did Alexander Fleming give us? (a) X-rays (b) penicillin (c) raised-dot writing (d) the telephone
  20. 20.True or false: a thermometer helps us tell the time. (a) False (b) True
  21. 21.What did Alexander Graham Bell give us? (a) penicillin (b) the telephone (c) the smallpox vaccine (d) the electric battery
  22. 22.What does a calculator help us do? (a) see tiny germs (b) measure body temperature (c) do sums quickly (d) hear the heartbeat
  23. 23.True or false: a printing press helps us print many books. (a) True (b) False
  24. 24.What does a telephone help us do? (a) talk to people far away (b) measure body temperature (c) find directions (d) see tiny germs
  25. 25.🔧 Which invention helps us measure body temperature? (a) stethoscope (b) thermometer (c) compass (d) microscope
  26. 26.💡 Who gave us the first aeroplane? (a) Louis Braille (b) Edward Jenner (c) the Wright brothers (d) Alexander Fleming
  27. 27.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  28. 28.What did Alessandro Volta give us? (a) the smallpox vaccine (b) the stethoscope (c) X-rays (d) the electric battery
  29. 29.🔧 Which invention helps us see faraway stars? (a) microscope (b) telescope (c) printing press (d) compass
  30. 30.🔧 Which invention helps us hear the heartbeat? (a) telescope (b) microscope (c) clock (d) stethoscope
  31. 31.💡 Who gave us the stethoscope? (a) the Wright brothers (b) René Laennec (c) Alexander Graham Bell (d) Johannes Gutenberg
  32. 32.What does a stethoscope help us do? (a) do sums quickly (b) find directions (c) hear the heartbeat (d) tell the time
  33. 33.True or false: a compass helps us hear the heartbeat. (a) False (b) True
  34. 34.True or false: Johannes Gutenberg gave us penicillin. (a) True (b) False
  35. 35.💡 Who gave us the smallpox vaccine? (a) Alexander Graham Bell (b) René Laennec (c) Edward Jenner (d) Johannes Gutenberg
  36. 36.True or false: René Laennec gave us raised-dot writing. (a) True (b) False
  37. 37.What does a thermometer help us do? (a) see faraway stars (b) do sums quickly (c) measure body temperature (d) hear the heartbeat
  38. 38.What did the Wright brothers give us? (a) X-rays (b) penicillin (c) raised-dot writing (d) the first aeroplane
  39. 39.True or false: a microscope helps us do sums quickly. (a) True (b) False
  40. 40.True or false: Alessandro Volta gave us penicillin. (a) False (b) True

Answer key

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

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