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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 899 · 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: Louis Braille gave us penicillin. (a) True (b) False
  2. 2.What does a telephone help us do? (a) do sums quickly (b) talk to people far away (c) see tiny germs (d) print many books
  3. 3.💡 Who gave us the stethoscope? (a) Edward Jenner (b) Wilhelm Röntgen (c) René Laennec (d) Alexander Fleming
  4. 4.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  5. 5.🔧 Which invention helps us talk to people far away? (a) compass (b) calculator (c) telephone (d) microscope
  6. 6.💡 Who gave us X-rays? (a) Alessandro Volta (b) Louis Braille (c) Wilhelm Röntgen (d) Alexander Graham Bell
  7. 7.What did Alexander Graham Bell give us? (a) the smallpox vaccine (b) the telephone (c) the first aeroplane (d) the printing press
  8. 8.What does a printing press help us do? (a) find directions (b) print many books (c) talk to people far away (d) measure body temperature
  9. 9.💡 Who gave us the printing press? (a) René Laennec (b) the Wright brothers (c) Edward Jenner (d) Johannes Gutenberg
  10. 10.True or false: Johannes Gutenberg gave us the electric battery. (a) True (b) False
  11. 11.What did René Laennec give us? (a) the printing press (b) the telephone (c) X-rays (d) the stethoscope
  12. 12.💡 Who gave us the smallpox vaccine? (a) Johannes Gutenberg (b) Edward Jenner (c) Alexander Fleming (d) Alexander Graham Bell
  13. 13.True or false: a clock helps us do sums quickly. (a) False (b) True
  14. 14.What did Alexander Fleming give us? (a) the electric battery (b) raised-dot writing (c) penicillin (d) the telephone
  15. 15.💡 Who gave us the electric battery? (a) Alessandro Volta (b) Wilhelm Röntgen (c) the Wright brothers (d) Alexander Graham Bell
  16. 16.What does a compass help us do? (a) see faraway stars (b) find directions (c) measure body temperature (d) print many books
  17. 17.True or false: Alessandro Volta gave us the first aeroplane. (a) True (b) False
  18. 18.True or false: a telephone helps us see tiny germs. (a) False (b) True
  19. 19.🔧 Which invention helps us measure body temperature? (a) thermometer (b) telephone (c) clock (d) stethoscope
  20. 20.True or false: the Wright brothers gave us raised-dot writing. (a) False (b) True
  21. 21.What did the Wright brothers give us? (a) X-rays (b) penicillin (c) the printing press (d) the first aeroplane
  22. 22.💡 Who gave us raised-dot writing? (a) Louis Braille (b) Alexander Graham Bell (c) Edward Jenner (d) the Wright brothers
  23. 23.True or false: a telescope helps us do sums quickly. (a) False (b) True
  24. 24.🔧 Which invention helps us do sums quickly? (a) printing press (b) thermometer (c) telephone (d) calculator
  25. 25.💡 Who gave us penicillin? (a) Alessandro Volta (b) Alexander Fleming (c) Alexander Graham Bell (d) Louis Braille
  26. 26.🔧 Which invention helps us see tiny germs? (a) microscope (b) telescope (c) stethoscope (d) compass
  27. 27.What does a thermometer help us do? (a) tell the time (b) measure body temperature (c) see faraway stars (d) hear the heartbeat
  28. 28.True or false: a clock helps us measure body temperature. (a) True (b) False
  29. 29.True or false: a telephone helps us talk to people far away. (a) False (b) True
  30. 30.What does a calculator help us do? (a) print many books (b) tell the time (c) do sums quickly (d) see faraway stars
  31. 31.🔧 Which invention helps us tell the time? (a) stethoscope (b) clock (c) calculator (d) telephone
  32. 32.What does a clock help us do? (a) measure body temperature (b) do sums quickly (c) tell the time (d) find directions
  33. 33.What does a microscope help us do? (a) see tiny germs (b) find directions (c) print many books (d) hear the heartbeat
  34. 34.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  35. 35.What did Wilhelm Röntgen give us? (a) penicillin (b) the stethoscope (c) the printing press (d) X-rays
  36. 36.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  37. 37.True or false: a stethoscope helps us see faraway stars. (a) False (b) True
  38. 38.True or false: Edward Jenner gave us penicillin. (a) False (b) True
  39. 39.What did Edward Jenner give us? (a) X-rays (b) the telephone (c) the first aeroplane (d) the smallpox vaccine
  40. 40.True or false: Wilhelm Röntgen gave us X-rays. (a) False (b) True

Answer key

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

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