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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 925 · 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: Alessandro Volta gave us the first aeroplane. (a) True (b) False
  2. 2.True or false: a telephone helps us do sums quickly. (a) False (b) True
  3. 3.True or false: the Wright brothers gave us the first aeroplane. (a) True (b) False
  4. 4.What does a calculator help us do? (a) see tiny germs (b) do sums quickly (c) find directions (d) talk to people far away
  5. 5.What did René Laennec give us? (a) the smallpox vaccine (b) the stethoscope (c) penicillin (d) raised-dot writing
  6. 6.True or false: a microscope helps us see tiny germs. (a) True (b) False
  7. 7.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  8. 8.💡 Who gave us the telephone? (a) Johannes Gutenberg (b) Alexander Graham Bell (c) Louis Braille (d) Edward Jenner
  9. 9.True or false: Wilhelm Röntgen gave us the smallpox vaccine. (a) False (b) True
  10. 10.True or false: a thermometer helps us find directions. (a) False (b) True
  11. 11.What does a clock help us do? (a) see faraway stars (b) tell the time (c) hear the heartbeat (d) see tiny germs
  12. 12.🔧 Which invention helps us talk to people far away? (a) telescope (b) thermometer (c) compass (d) telephone
  13. 13.True or false: a thermometer helps us measure body temperature. (a) False (b) True
  14. 14.True or false: a printing press helps us hear the heartbeat. (a) True (b) False
  15. 15.What did Alexander Fleming give us? (a) the printing press (b) the stethoscope (c) penicillin (d) the telephone
  16. 16.💡 Who gave us the smallpox vaccine? (a) Alessandro Volta (b) Johannes Gutenberg (c) Edward Jenner (d) Louis Braille
  17. 17.What does a compass help us do? (a) find directions (b) see faraway stars (c) talk to people far away (d) tell the time
  18. 18.True or false: a microscope helps us tell the time. (a) False (b) True
  19. 19.What did Johannes Gutenberg give us? (a) the printing press (b) the electric battery (c) raised-dot writing (d) the telephone
  20. 20.What did the Wright brothers give us? (a) raised-dot writing (b) the first aeroplane (c) the stethoscope (d) the telephone
  21. 21.🔧 Which invention helps us tell the time? (a) clock (b) thermometer (c) calculator (d) microscope
  22. 22.True or false: the Wright brothers gave us the electric battery. (a) True (b) False
  23. 23.True or false: a telescope helps us see faraway stars. (a) True (b) False
  24. 24.True or false: a microscope helps us print many books. (a) True (b) False
  25. 25.What did Alexander Graham Bell give us? (a) the first aeroplane (b) raised-dot writing (c) the printing press (d) the telephone
  26. 26.💡 Who gave us the electric battery? (a) Wilhelm Röntgen (b) Edward Jenner (c) Alessandro Volta (d) Alexander Graham Bell
  27. 27.What did Wilhelm Röntgen give us? (a) penicillin (b) X-rays (c) the electric battery (d) the smallpox vaccine
  28. 28.🔧 Which invention helps us measure body temperature? (a) stethoscope (b) thermometer (c) microscope (d) telephone
  29. 29.True or false: a clock helps us tell the time. (a) True (b) False
  30. 30.True or false: Wilhelm Röntgen gave us raised-dot writing. (a) False (b) True
  31. 31.What did Alessandro Volta give us? (a) X-rays (b) the electric battery (c) the printing press (d) the first aeroplane
  32. 32.True or false: Alexander Graham Bell gave us the stethoscope. (a) False (b) True
  33. 33.True or false: Wilhelm Röntgen gave us X-rays. (a) False (b) True
  34. 34.True or false: Louis Braille gave us the smallpox vaccine. (a) True (b) False
  35. 35.💡 Who gave us the printing press? (a) Edward Jenner (b) the Wright brothers (c) Wilhelm Röntgen (d) Johannes Gutenberg
  36. 36.🔧 Which invention helps us see faraway stars? (a) compass (b) calculator (c) telescope (d) clock
  37. 37.True or false: Alessandro Volta gave us the stethoscope. (a) True (b) False
  38. 38.True or false: Alexander Fleming gave us X-rays. (a) False (b) True
  39. 39.💡 Who gave us raised-dot writing? (a) Alexander Graham Bell (b) René Laennec (c) Louis Braille (d) Alexander Fleming
  40. 40.What does a printing press help us do? (a) do sums quickly (b) tell the time (c) print many books (d) talk to people far away

Answer key

  1. False
  2. False
  3. True
  4. do sums quickly
  5. the stethoscope
  6. True
  7. True
  8. Alexander Graham Bell
  9. False
  10. False
  11. tell the time
  12. telephone
  13. True
  14. False
  15. penicillin
  16. Edward Jenner
  17. find directions
  18. False
  19. the printing press
  20. the first aeroplane
  21. clock
  22. False
  23. True
  24. False
  25. the telephone
  26. Alessandro Volta
  27. X-rays
  28. thermometer
  29. True
  30. False
  31. the electric battery
  32. False
  33. True
  34. False
  35. Johannes Gutenberg
  36. telescope
  37. False
  38. False
  39. Louis Braille
  40. print many books

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