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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 495 · 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 Louis Braille give us? (a) raised-dot writing (b) the telephone (c) X-rays (d) the printing press
  2. 2.💡 Who gave us the stethoscope? (a) Edward Jenner (b) Johannes Gutenberg (c) René Laennec (d) Alexander Graham Bell
  3. 3.💡 Who gave us raised-dot writing? (a) Wilhelm Röntgen (b) the Wright brothers (c) René Laennec (d) Louis Braille
  4. 4.💡 Who gave us the telephone? (a) Alessandro Volta (b) Edward Jenner (c) Alexander Graham Bell (d) Johannes Gutenberg
  5. 5.True or false: Edward Jenner gave us the first aeroplane. (a) True (b) False
  6. 6.🔧 Which invention helps us measure body temperature? (a) calculator (b) stethoscope (c) microscope (d) thermometer
  7. 7.What does a clock help us do? (a) talk to people far away (b) measure body temperature (c) do sums quickly (d) tell the time
  8. 8.True or false: Edward Jenner gave us the printing press. (a) True (b) False
  9. 9.What does a calculator help us do? (a) do sums quickly (b) see tiny germs (c) hear the heartbeat (d) tell the time
  10. 10.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  11. 11.True or false: a clock helps us tell the time. (a) False (b) True
  12. 12.True or false: the Wright brothers gave us the stethoscope. (a) False (b) True
  13. 13.💡 Who gave us the electric battery? (a) Alexander Fleming (b) Alessandro Volta (c) Edward Jenner (d) the Wright brothers
  14. 14.What did Johannes Gutenberg give us? (a) the printing press (b) the electric battery (c) the smallpox vaccine (d) X-rays
  15. 15.What did the Wright brothers give us? (a) the first aeroplane (b) the printing press (c) the smallpox vaccine (d) the stethoscope
  16. 16.What did Alessandro Volta give us? (a) penicillin (b) X-rays (c) the first aeroplane (d) the electric battery
  17. 17.What does a microscope help us do? (a) print many books (b) talk to people far away (c) find directions (d) see tiny germs
  18. 18.🔧 Which invention helps us tell the time? (a) thermometer (b) clock (c) telephone (d) calculator
  19. 19.What does a telescope help us do? (a) see faraway stars (b) talk to people far away (c) tell the time (d) print many books
  20. 20.💡 Who gave us penicillin? (a) Edward Jenner (b) Alexander Fleming (c) the Wright brothers (d) Wilhelm Röntgen
  21. 21.🔧 Which invention helps us find directions? (a) compass (b) calculator (c) microscope (d) stethoscope
  22. 22.💡 Who gave us X-rays? (a) Wilhelm Röntgen (b) Alexander Fleming (c) the Wright brothers (d) Edward Jenner
  23. 23.💡 Who gave us the smallpox vaccine? (a) the Wright brothers (b) Edward Jenner (c) Johannes Gutenberg (d) Louis Braille
  24. 24.💡 Who gave us the first aeroplane? (a) Johannes Gutenberg (b) Edward Jenner (c) the Wright brothers (d) Alexander Fleming
  25. 25.What did Wilhelm Röntgen give us? (a) the telephone (b) X-rays (c) the electric battery (d) the first aeroplane
  26. 26.What does a stethoscope help us do? (a) hear the heartbeat (b) find directions (c) tell the time (d) do sums quickly
  27. 27.What did Alexander Fleming give us? (a) the electric battery (b) penicillin (c) the first aeroplane (d) the stethoscope
  28. 28.🔧 Which invention helps us see tiny germs? (a) printing press (b) stethoscope (c) microscope (d) compass
  29. 29.True or false: Alessandro Volta gave us the telephone. (a) True (b) False
  30. 30.True or false: a compass helps us talk to people far away. (a) True (b) False
  31. 31.What does a thermometer help us do? (a) print many books (b) measure body temperature (c) hear the heartbeat (d) see faraway stars
  32. 32.True or false: a compass helps us measure body temperature. (a) True (b) False
  33. 33.True or false: a compass helps us find directions. (a) True (b) False
  34. 34.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  35. 35.True or false: Alexander Graham Bell gave us X-rays. (a) True (b) False
  36. 36.True or false: Wilhelm Röntgen gave us X-rays. (a) False (b) True
  37. 37.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  38. 38.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  39. 39.🔧 Which invention helps us talk to people far away? (a) telephone (b) stethoscope (c) calculator (d) telescope
  40. 40.True or false: a telephone helps us talk to people far away. (a) True (b) False

Answer key

  1. raised-dot writing
  2. René Laennec
  3. Louis Braille
  4. Alexander Graham Bell
  5. False
  6. thermometer
  7. tell the time
  8. False
  9. do sums quickly
  10. True
  11. True
  12. False
  13. Alessandro Volta
  14. the printing press
  15. the first aeroplane
  16. the electric battery
  17. see tiny germs
  18. clock
  19. see faraway stars
  20. Alexander Fleming
  21. compass
  22. Wilhelm Röntgen
  23. Edward Jenner
  24. the Wright brothers
  25. X-rays
  26. hear the heartbeat
  27. penicillin
  28. microscope
  29. False
  30. False
  31. measure body temperature
  32. False
  33. True
  34. True
  35. False
  36. True
  37. True
  38. True
  39. telephone
  40. True

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