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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 561 · 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 telephone help us do? (a) find directions (b) tell the time (c) talk to people far away (d) hear the heartbeat
  2. 2.💡 Who gave us penicillin? (a) Alexander Graham Bell (b) Wilhelm Röntgen (c) Alexander Fleming (d) Johannes Gutenberg
  3. 3.True or false: Wilhelm Röntgen gave us the first aeroplane. (a) False (b) True
  4. 4.🔧 Which invention helps us find directions? (a) clock (b) thermometer (c) printing press (d) compass
  5. 5.True or false: a telescope helps us do sums quickly. (a) False (b) True
  6. 6.🔧 Which invention helps us hear the heartbeat? (a) compass (b) printing press (c) calculator (d) stethoscope
  7. 7.💡 Who gave us raised-dot writing? (a) Louis Braille (b) Alexander Fleming (c) Alexander Graham Bell (d) Alessandro Volta
  8. 8.What does a telescope help us do? (a) see tiny germs (b) hear the heartbeat (c) talk to people far away (d) see faraway stars
  9. 9.💡 Who gave us the electric battery? (a) Alexander Fleming (b) Johannes Gutenberg (c) Alessandro Volta (d) Wilhelm Röntgen
  10. 10.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  11. 11.True or false: René Laennec gave us penicillin. (a) True (b) False
  12. 12.What did the Wright brothers give us? (a) the printing press (b) X-rays (c) the telephone (d) the first aeroplane
  13. 13.What does a printing press help us do? (a) measure body temperature (b) see faraway stars (c) tell the time (d) print many books
  14. 14.What did Wilhelm Röntgen give us? (a) X-rays (b) the printing press (c) penicillin (d) the first aeroplane
  15. 15.💡 Who gave us the stethoscope? (a) René Laennec (b) Wilhelm Röntgen (c) Alexander Graham Bell (d) Louis Braille
  16. 16.What did Alexander Fleming give us? (a) the first aeroplane (b) the electric battery (c) penicillin (d) X-rays
  17. 17.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  18. 18.🔧 Which invention helps us measure body temperature? (a) printing press (b) calculator (c) telescope (d) thermometer
  19. 19.🔧 Which invention helps us talk to people far away? (a) printing press (b) telephone (c) stethoscope (d) telescope
  20. 20.True or false: Johannes Gutenberg gave us the stethoscope. (a) False (b) True
  21. 21.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  22. 22.💡 Who gave us the smallpox vaccine? (a) Edward Jenner (b) Wilhelm Röntgen (c) the Wright brothers (d) Louis Braille
  23. 23.💡 Who gave us the first aeroplane? (a) Louis Braille (b) Alessandro Volta (c) the Wright brothers (d) Wilhelm Röntgen
  24. 24.True or false: a telescope helps us see faraway stars. (a) False (b) True
  25. 25.💡 Who gave us X-rays? (a) Wilhelm Röntgen (b) Johannes Gutenberg (c) Alexander Graham Bell (d) Alessandro Volta
  26. 26.💡 Who gave us the printing press? (a) René Laennec (b) Johannes Gutenberg (c) Edward Jenner (d) Alexander Fleming
  27. 27.True or false: a clock helps us hear the heartbeat. (a) True (b) False
  28. 28.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  29. 29.True or false: a stethoscope helps us tell the time. (a) False (b) True
  30. 30.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  31. 31.What does a calculator help us do? (a) find directions (b) tell the time (c) see faraway stars (d) do sums quickly
  32. 32.True or false: the Wright brothers gave us X-rays. (a) False (b) True
  33. 33.What did René Laennec give us? (a) X-rays (b) the stethoscope (c) penicillin (d) the printing press
  34. 34.💡 Who gave us the telephone? (a) Alexander Graham Bell (b) René Laennec (c) the Wright brothers (d) Johannes Gutenberg
  35. 35.True or false: a clock helps us tell the time. (a) False (b) True
  36. 36.True or false: a microscope helps us see faraway stars. (a) True (b) False
  37. 37.What did Johannes Gutenberg give us? (a) the printing press (b) penicillin (c) X-rays (d) the smallpox vaccine
  38. 38.What does a clock help us do? (a) hear the heartbeat (b) tell the time (c) measure body temperature (d) talk to people far away
  39. 39.🔧 Which invention helps us do sums quickly? (a) stethoscope (b) clock (c) microscope (d) calculator
  40. 40.True or false: a compass helps us measure body temperature. (a) False (b) True

Answer key

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

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