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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 55 · 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 René Laennec give us? (a) the printing press (b) penicillin (c) the stethoscope (d) X-rays
  2. 2.What did Alessandro Volta give us? (a) the stethoscope (b) the telephone (c) the electric battery (d) the printing press
  3. 3.💡 Who gave us the telephone? (a) Johannes Gutenberg (b) Wilhelm Röntgen (c) Alexander Graham Bell (d) the Wright brothers
  4. 4.What does a calculator help us do? (a) measure body temperature (b) print many books (c) hear the heartbeat (d) do sums quickly
  5. 5.What does a compass help us do? (a) find directions (b) talk to people far away (c) see faraway stars (d) measure body temperature
  6. 6.What does a stethoscope help us do? (a) talk to people far away (b) see faraway stars (c) tell the time (d) hear the heartbeat
  7. 7.🔧 Which invention helps us hear the heartbeat? (a) compass (b) microscope (c) stethoscope (d) printing press
  8. 8.🔧 Which invention helps us see tiny germs? (a) microscope (b) clock (c) telephone (d) stethoscope
  9. 9.💡 Who gave us the stethoscope? (a) René Laennec (b) Edward Jenner (c) the Wright brothers (d) Alessandro Volta
  10. 10.🔧 Which invention helps us talk to people far away? (a) thermometer (b) printing press (c) telephone (d) calculator
  11. 11.What does a telescope help us do? (a) do sums quickly (b) see faraway stars (c) hear the heartbeat (d) talk to people far away
  12. 12.True or false: a telephone helps us talk to people far away. (a) False (b) True
  13. 13.True or false: a stethoscope helps us tell the time. (a) False (b) True
  14. 14.What does a thermometer help us do? (a) do sums quickly (b) measure body temperature (c) see tiny germs (d) see faraway stars
  15. 15.True or false: a microscope helps us see tiny germs. (a) False (b) True
  16. 16.What did Wilhelm Röntgen give us? (a) the first aeroplane (b) X-rays (c) the electric battery (d) the smallpox vaccine
  17. 17.💡 Who gave us X-rays? (a) Alexander Fleming (b) Johannes Gutenberg (c) Wilhelm Röntgen (d) Alessandro Volta
  18. 18.💡 Who gave us the printing press? (a) the Wright brothers (b) Alexander Fleming (c) Wilhelm Röntgen (d) Johannes Gutenberg
  19. 19.What does a printing press help us do? (a) hear the heartbeat (b) see faraway stars (c) do sums quickly (d) print many books
  20. 20.What did Alexander Graham Bell give us? (a) the stethoscope (b) the telephone (c) penicillin (d) the smallpox vaccine
  21. 21.💡 Who gave us penicillin? (a) the Wright brothers (b) Alexander Fleming (c) Louis Braille (d) Wilhelm Röntgen
  22. 22.True or false: Alessandro Volta gave us X-rays. (a) True (b) False
  23. 23.💡 Who gave us raised-dot writing? (a) Louis Braille (b) Edward Jenner (c) Johannes Gutenberg (d) the Wright brothers
  24. 24.True or false: Wilhelm Röntgen gave us X-rays. (a) True (b) False
  25. 25.What did the Wright brothers give us? (a) penicillin (b) the electric battery (c) the first aeroplane (d) the printing press
  26. 26.True or false: a thermometer helps us print many books. (a) False (b) True
  27. 27.True or false: Louis Braille gave us the printing press. (a) True (b) False
  28. 28.True or false: a telephone helps us tell the time. (a) True (b) False
  29. 29.💡 Who gave us the smallpox vaccine? (a) Louis Braille (b) the Wright brothers (c) Edward Jenner (d) Wilhelm Röntgen
  30. 30.True or false: a telescope helps us hear the heartbeat. (a) False (b) True
  31. 31.True or false: a telephone helps us measure body temperature. (a) True (b) False
  32. 32.🔧 Which invention helps us measure body temperature? (a) microscope (b) telescope (c) thermometer (d) compass
  33. 33.True or false: a telescope helps us see faraway stars. (a) False (b) True
  34. 34.What did Louis Braille give us? (a) the electric battery (b) the smallpox vaccine (c) raised-dot writing (d) X-rays
  35. 35.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  36. 36.True or false: Louis Braille gave us the stethoscope. (a) True (b) False
  37. 37.True or false: René Laennec gave us the first aeroplane. (a) True (b) False
  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 the telephone. (a) False (b) True
  40. 40.True or false: a calculator helps us do sums quickly. (a) False (b) True

Answer key

  1. the stethoscope
  2. the electric battery
  3. Alexander Graham Bell
  4. do sums quickly
  5. find directions
  6. hear the heartbeat
  7. stethoscope
  8. microscope
  9. René Laennec
  10. telephone
  11. see faraway stars
  12. True
  13. False
  14. measure body temperature
  15. True
  16. X-rays
  17. Wilhelm Röntgen
  18. Johannes Gutenberg
  19. print many books
  20. the telephone
  21. Alexander Fleming
  22. False
  23. Louis Braille
  24. True
  25. the first aeroplane
  26. False
  27. False
  28. False
  29. Edward Jenner
  30. False
  31. False
  32. thermometer
  33. True
  34. raised-dot writing
  35. True
  36. False
  37. False
  38. True
  39. True
  40. True

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