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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 628 · 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.💡 Who gave us the first aeroplane? (a) Alexander Graham Bell (b) Alexander Fleming (c) Edward Jenner (d) the Wright brothers
  2. 2.What does a printing press help us do? (a) hear the heartbeat (b) print many books (c) tell the time (d) measure body temperature
  3. 3.True or false: Alessandro Volta gave us the electric battery. (a) True (b) False
  4. 4.What did Louis Braille give us? (a) the electric battery (b) raised-dot writing (c) the stethoscope (d) the telephone
  5. 5.🔧 Which invention helps us tell the time? (a) telephone (b) clock (c) compass (d) telescope
  6. 6.💡 Who gave us X-rays? (a) Wilhelm Röntgen (b) Louis Braille (c) René Laennec (d) Alessandro Volta
  7. 7.True or false: Alexander Fleming gave us the smallpox vaccine. (a) True (b) False
  8. 8.True or false: Louis Braille gave us the printing press. (a) False (b) True
  9. 9.What does a telescope help us do? (a) do sums quickly (b) hear the heartbeat (c) see faraway stars (d) see tiny germs
  10. 10.What did René Laennec give us? (a) the electric battery (b) penicillin (c) the stethoscope (d) X-rays
  11. 11.🔧 Which invention helps us talk to people far away? (a) telephone (b) printing press (c) microscope (d) compass
  12. 12.What does a calculator help us do? (a) talk to people far away (b) print many books (c) see tiny germs (d) do sums quickly
  13. 13.💡 Who gave us the electric battery? (a) Edward Jenner (b) Louis Braille (c) Alexander Graham Bell (d) Alessandro Volta
  14. 14.🔧 Which invention helps us see faraway stars? (a) printing press (b) thermometer (c) telephone (d) telescope
  15. 15.True or false: a printing press helps us talk to people far away. (a) True (b) False
  16. 16.True or false: a stethoscope helps us see tiny germs. (a) True (b) False
  17. 17.💡 Who gave us raised-dot writing? (a) Louis Braille (b) René Laennec (c) Wilhelm Röntgen (d) Alexander Fleming
  18. 18.What does a clock help us do? (a) see faraway stars (b) talk to people far away (c) do sums quickly (d) tell the time
  19. 19.What does a compass help us do? (a) find directions (b) see faraway stars (c) talk to people far away (d) tell the time
  20. 20.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  21. 21.What did the Wright brothers give us? (a) the telephone (b) the printing press (c) the first aeroplane (d) raised-dot writing
  22. 22.What does a thermometer help us do? (a) see faraway stars (b) find directions (c) measure body temperature (d) do sums quickly
  23. 23.What did Wilhelm Röntgen give us? (a) penicillin (b) the telephone (c) raised-dot writing (d) X-rays
  24. 24.True or false: a stethoscope helps us tell the time. (a) False (b) True
  25. 25.🔧 Which invention helps us measure body temperature? (a) stethoscope (b) clock (c) telescope (d) thermometer
  26. 26.💡 Who gave us the stethoscope? (a) René Laennec (b) Alessandro Volta (c) Alexander Fleming (d) Edward Jenner
  27. 27.True or false: Alexander Fleming gave us the printing press. (a) False (b) True
  28. 28.What did Johannes Gutenberg give us? (a) the printing press (b) the electric battery (c) the telephone (d) X-rays
  29. 29.True or false: a telephone helps us measure body temperature. (a) False (b) True
  30. 30.True or false: Edward Jenner gave us the telephone. (a) True (b) False
  31. 31.What did Alexander Graham Bell give us? (a) raised-dot writing (b) the electric battery (c) the telephone (d) the printing press
  32. 32.True or false: a telescope helps us print many books. (a) True (b) False
  33. 33.🔧 Which invention helps us see tiny germs? (a) stethoscope (b) clock (c) microscope (d) calculator
  34. 34.What does a microscope help us do? (a) hear the heartbeat (b) do sums quickly (c) tell the time (d) see tiny germs
  35. 35.True or false: a calculator helps us do sums quickly. (a) True (b) False
  36. 36.What did Alessandro Volta give us? (a) the telephone (b) X-rays (c) the electric battery (d) the printing press
  37. 37.True or false: a telescope helps us measure body temperature. (a) False (b) True
  38. 38.🔧 Which invention helps us do sums quickly? (a) thermometer (b) calculator (c) microscope (d) telephone
  39. 39.What does a telephone help us do? (a) tell the time (b) talk to people far away (c) print many books (d) do sums quickly
  40. 40.True or false: a telephone helps us see tiny germs. (a) False (b) True

Answer key

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

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