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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 844 · 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 smallpox vaccine? (a) Alexander Fleming (b) the Wright brothers (c) Johannes Gutenberg (d) Edward Jenner
  2. 2.What does a stethoscope help us do? (a) tell the time (b) hear the heartbeat (c) see tiny germs (d) see faraway stars
  3. 3.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  4. 4.What did Alexander Graham Bell give us? (a) the first aeroplane (b) X-rays (c) the telephone (d) raised-dot writing
  5. 5.What did René Laennec give us? (a) the smallpox vaccine (b) penicillin (c) the stethoscope (d) the printing press
  6. 6.💡 Who gave us the telephone? (a) Johannes Gutenberg (b) Alexander Graham Bell (c) Louis Braille (d) Edward Jenner
  7. 7.True or false: the Wright brothers gave us the electric battery. (a) True (b) False
  8. 8.True or false: a thermometer helps us find directions. (a) False (b) True
  9. 9.What did Wilhelm Röntgen give us? (a) the first aeroplane (b) X-rays (c) the smallpox vaccine (d) raised-dot writing
  10. 10.What does a compass help us do? (a) talk to people far away (b) see faraway stars (c) find directions (d) measure body temperature
  11. 11.🔧 Which invention helps us measure body temperature? (a) clock (b) compass (c) telephone (d) thermometer
  12. 12.True or false: Johannes Gutenberg gave us X-rays. (a) True (b) False
  13. 13.True or false: Alexander Fleming gave us the telephone. (a) False (b) True
  14. 14.What did the Wright brothers give us? (a) the first aeroplane (b) penicillin (c) the electric battery (d) the smallpox vaccine
  15. 15.True or false: a printing press helps us print many books. (a) True (b) False
  16. 16.🔧 Which invention helps us find directions? (a) telescope (b) printing press (c) microscope (d) compass
  17. 17.What does a telephone help us do? (a) hear the heartbeat (b) find directions (c) print many books (d) talk to people far away
  18. 18.🔧 Which invention helps us print many books? (a) printing press (b) telescope (c) clock (d) calculator
  19. 19.What did Johannes Gutenberg give us? (a) penicillin (b) X-rays (c) the smallpox vaccine (d) the printing press
  20. 20.What did Alessandro Volta give us? (a) X-rays (b) the first aeroplane (c) the electric battery (d) the telephone
  21. 21.True or false: a telescope helps us see faraway stars. (a) True (b) False
  22. 22.💡 Who gave us the stethoscope? (a) Louis Braille (b) René Laennec (c) Edward Jenner (d) Alexander Graham Bell
  23. 23.💡 Who gave us penicillin? (a) Alexander Graham Bell (b) Johannes Gutenberg (c) Alexander Fleming (d) Edward Jenner
  24. 24.True or false: the Wright brothers gave us the smallpox vaccine. (a) True (b) False
  25. 25.True or false: a clock helps us see faraway stars. (a) True (b) False
  26. 26.💡 Who gave us the first aeroplane? (a) the Wright brothers (b) René Laennec (c) Wilhelm Röntgen (d) Louis Braille
  27. 27.💡 Who gave us the printing press? (a) Alexander Graham Bell (b) the Wright brothers (c) Wilhelm Röntgen (d) Johannes Gutenberg
  28. 28.🔧 Which invention helps us see faraway stars? (a) telephone (b) compass (c) telescope (d) printing press
  29. 29.💡 Who gave us raised-dot writing? (a) the Wright brothers (b) René Laennec (c) Edward Jenner (d) Louis Braille
  30. 30.What does a clock help us do? (a) talk to people far away (b) tell the time (c) hear the heartbeat (d) measure body temperature
  31. 31.💡 Who gave us X-rays? (a) Edward Jenner (b) Alexander Graham Bell (c) Wilhelm Röntgen (d) Alexander Fleming
  32. 32.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  33. 33.True or false: René Laennec gave us the printing press. (a) False (b) True
  34. 34.True or false: a calculator helps us do sums quickly. (a) True (b) False
  35. 35.🔧 Which invention helps us talk to people far away? (a) telephone (b) thermometer (c) stethoscope (d) microscope
  36. 36.True or false: Louis Braille gave us the telephone. (a) True (b) False
  37. 37.🔧 Which invention helps us do sums quickly? (a) calculator (b) stethoscope (c) telephone (d) thermometer
  38. 38.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  39. 39.True or false: Alexander Graham Bell gave us raised-dot writing. (a) False (b) True
  40. 40.What does a calculator help us do? (a) measure body temperature (b) hear the heartbeat (c) print many books (d) do sums quickly

Answer key

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

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