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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 883 · 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.🔧 Which invention helps us hear the heartbeat? (a) clock (b) stethoscope (c) thermometer (d) telescope
  2. 2.What does a printing press help us do? (a) do sums quickly (b) measure body temperature (c) print many books (d) see faraway stars
  3. 3.True or false: a telescope helps us see faraway stars. (a) True (b) False
  4. 4.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  5. 5.💡 Who gave us the printing press? (a) Wilhelm Röntgen (b) the Wright brothers (c) Alexander Fleming (d) Johannes Gutenberg
  6. 6.🔧 Which invention helps us find directions? (a) printing press (b) telephone (c) clock (d) compass
  7. 7.💡 Who gave us raised-dot writing? (a) Alexander Graham Bell (b) the Wright brothers (c) Edward Jenner (d) Louis Braille
  8. 8.What did Alessandro Volta give us? (a) the first aeroplane (b) X-rays (c) the printing press (d) the electric battery
  9. 9.💡 Who gave us the electric battery? (a) the Wright brothers (b) Alessandro Volta (c) Louis Braille (d) René Laennec
  10. 10.What does a telescope help us do? (a) see tiny germs (b) see faraway stars (c) tell the time (d) print many books
  11. 11.What does a thermometer help us do? (a) tell the time (b) print many books (c) measure body temperature (d) see tiny germs
  12. 12.What does a clock help us do? (a) tell the time (b) hear the heartbeat (c) find directions (d) measure body temperature
  13. 13.What did Wilhelm Röntgen give us? (a) the electric battery (b) X-rays (c) the smallpox vaccine (d) the printing press
  14. 14.What does a compass help us do? (a) print many books (b) find directions (c) see tiny germs (d) do sums quickly
  15. 15.💡 Who gave us the telephone? (a) Alexander Graham Bell (b) Johannes Gutenberg (c) Louis Braille (d) Edward Jenner
  16. 16.What did Alexander Fleming give us? (a) the stethoscope (b) X-rays (c) the telephone (d) penicillin
  17. 17.💡 Who gave us the stethoscope? (a) Edward Jenner (b) Louis Braille (c) the Wright brothers (d) René Laennec
  18. 18.True or false: René Laennec gave us the stethoscope. (a) True (b) False
  19. 19.True or false: a microscope helps us find directions. (a) True (b) False
  20. 20.🔧 Which invention helps us see tiny germs? (a) clock (b) compass (c) printing press (d) microscope
  21. 21.True or false: Alessandro Volta gave us X-rays. (a) False (b) True
  22. 22.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  23. 23.What did René Laennec give us? (a) raised-dot writing (b) the printing press (c) the telephone (d) the stethoscope
  24. 24.What did Edward Jenner give us? (a) the telephone (b) the first aeroplane (c) raised-dot writing (d) the smallpox vaccine
  25. 25.True or false: Alessandro Volta gave us the first aeroplane. (a) True (b) False
  26. 26.💡 Who gave us the first aeroplane? (a) René Laennec (b) Edward Jenner (c) the Wright brothers (d) Louis Braille
  27. 27.True or false: Edward Jenner gave us the electric battery. (a) False (b) True
  28. 28.💡 Who gave us penicillin? (a) Wilhelm Röntgen (b) Alexander Fleming (c) Edward Jenner (d) Alexander Graham Bell
  29. 29.What does a microscope help us do? (a) measure body temperature (b) see tiny germs (c) print many books (d) do sums quickly
  30. 30.What does a stethoscope help us do? (a) print many books (b) find directions (c) tell the time (d) hear the heartbeat
  31. 31.💡 Who gave us X-rays? (a) Johannes Gutenberg (b) Alessandro Volta (c) Alexander Graham Bell (d) Wilhelm Röntgen
  32. 32.True or false: a calculator helps us hear the heartbeat. (a) False (b) True
  33. 33.True or false: a microscope helps us measure body temperature. (a) True (b) False
  34. 34.True or false: Louis Braille gave us raised-dot writing. (a) True (b) False
  35. 35.What does a telephone help us do? (a) do sums quickly (b) talk to people far away (c) find directions (d) tell the time
  36. 36.True or false: the Wright brothers gave us the printing press. (a) True (b) False
  37. 37.What did the Wright brothers give us? (a) the first aeroplane (b) the electric battery (c) raised-dot writing (d) the smallpox vaccine
  38. 38.True or false: a stethoscope helps us print many books. (a) False (b) True
  39. 39.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  40. 40.💡 Who gave us the smallpox vaccine? (a) Alessandro Volta (b) Johannes Gutenberg (c) Wilhelm Röntgen (d) Edward Jenner

Answer key

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

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