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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 335 · 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: a telescope helps us measure body temperature. (a) True (b) False
  2. 2.💡 Who gave us the stethoscope? (a) Alexander Graham Bell (b) Johannes Gutenberg (c) Wilhelm Röntgen (d) René Laennec
  3. 3.What did Wilhelm Röntgen give us? (a) the stethoscope (b) the printing press (c) penicillin (d) X-rays
  4. 4.What did Alexander Fleming give us? (a) raised-dot writing (b) X-rays (c) the printing press (d) penicillin
  5. 5.True or false: the Wright brothers gave us the electric battery. (a) False (b) True
  6. 6.True or false: the Wright brothers gave us raised-dot writing. (a) False (b) True
  7. 7.What did Louis Braille give us? (a) the stethoscope (b) the printing press (c) raised-dot writing (d) the telephone
  8. 8.🔧 Which invention helps us talk to people far away? (a) microscope (b) telephone (c) compass (d) thermometer
  9. 9.True or false: a clock helps us talk to people far away. (a) False (b) True
  10. 10.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  11. 11.🔧 Which invention helps us measure body temperature? (a) telephone (b) clock (c) stethoscope (d) thermometer
  12. 12.💡 Who gave us the printing press? (a) Alexander Fleming (b) Wilhelm Röntgen (c) Alexander Graham Bell (d) Johannes Gutenberg
  13. 13.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  14. 14.💡 Who gave us penicillin? (a) Alexander Graham Bell (b) Alexander Fleming (c) René Laennec (d) Johannes Gutenberg
  15. 15.What did Alessandro Volta give us? (a) the electric battery (b) the telephone (c) the printing press (d) penicillin
  16. 16.True or false: Edward Jenner gave us penicillin. (a) True (b) False
  17. 17.What does a microscope help us do? (a) see tiny germs (b) do sums quickly (c) hear the heartbeat (d) see faraway stars
  18. 18.True or false: Wilhelm Röntgen gave us the first aeroplane. (a) True (b) False
  19. 19.💡 Who gave us the telephone? (a) Alessandro Volta (b) Alexander Fleming (c) Edward Jenner (d) Alexander Graham Bell
  20. 20.💡 Who gave us X-rays? (a) Edward Jenner (b) Wilhelm Röntgen (c) Alexander Graham Bell (d) Alessandro Volta
  21. 21.💡 Who gave us the electric battery? (a) Alessandro Volta (b) Wilhelm Röntgen (c) Alexander Fleming (d) Alexander Graham Bell
  22. 22.🔧 Which invention helps us hear the heartbeat? (a) telephone (b) thermometer (c) stethoscope (d) printing press
  23. 23.💡 Who gave us raised-dot writing? (a) Wilhelm Röntgen (b) Louis Braille (c) the Wright brothers (d) Alexander Graham Bell
  24. 24.💡 Who gave us the smallpox vaccine? (a) the Wright brothers (b) René Laennec (c) Edward Jenner (d) Wilhelm Röntgen
  25. 25.🔧 Which invention helps us see tiny germs? (a) stethoscope (b) compass (c) printing press (d) microscope
  26. 26.🔧 Which invention helps us see faraway stars? (a) thermometer (b) microscope (c) printing press (d) telescope
  27. 27.True or false: Alessandro Volta gave us the stethoscope. (a) True (b) False
  28. 28.True or false: a calculator helps us talk to people far away. (a) True (b) False
  29. 29.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  30. 30.🔧 Which invention helps us do sums quickly? (a) printing press (b) calculator (c) clock (d) stethoscope
  31. 31.What did Johannes Gutenberg give us? (a) penicillin (b) raised-dot writing (c) the printing press (d) the telephone
  32. 32.True or false: a telephone helps us print many books. (a) True (b) False
  33. 33.What did the Wright brothers give us? (a) the stethoscope (b) X-rays (c) the first aeroplane (d) penicillin
  34. 34.True or false: a compass helps us find directions. (a) True (b) False
  35. 35.True or false: a printing press helps us hear the heartbeat. (a) False (b) True
  36. 36.What does a telephone help us do? (a) tell the time (b) print many books (c) do sums quickly (d) talk to people far away
  37. 37.🔧 Which invention helps us print many books? (a) printing press (b) telescope (c) telephone (d) thermometer
  38. 38.True or false: a calculator helps us see faraway stars. (a) True (b) False
  39. 39.💡 Who gave us the first aeroplane? (a) Alexander Fleming (b) Wilhelm Röntgen (c) Alessandro Volta (d) the Wright brothers
  40. 40.True or false: a microscope helps us do sums quickly. (a) True (b) False

Answer key

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

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