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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 490 · 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: a stethoscope helps us talk to people far away. (a) False (b) True
  2. 2.What did Wilhelm Röntgen give us? (a) the stethoscope (b) the smallpox vaccine (c) the telephone (d) X-rays
  3. 3.What did Alexander Fleming give us? (a) the first aeroplane (b) the smallpox vaccine (c) penicillin (d) X-rays
  4. 4.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  5. 5.What does a compass help us do? (a) do sums quickly (b) see tiny germs (c) find directions (d) print many books
  6. 6.🔧 Which invention helps us tell the time? (a) microscope (b) telescope (c) clock (d) stethoscope
  7. 7.What does a telescope help us do? (a) print many books (b) see tiny germs (c) see faraway stars (d) talk to people far away
  8. 8.True or false: Louis Braille gave us the first aeroplane. (a) False (b) True
  9. 9.True or false: a calculator helps us hear the heartbeat. (a) True (b) False
  10. 10.🔧 Which invention helps us talk to people far away? (a) stethoscope (b) telephone (c) microscope (d) calculator
  11. 11.True or false: a telephone helps us hear the heartbeat. (a) False (b) True
  12. 12.What does a calculator help us do? (a) tell the time (b) talk to people far away (c) see tiny germs (d) do sums quickly
  13. 13.💡 Who gave us X-rays? (a) Edward Jenner (b) Alessandro Volta (c) Wilhelm Röntgen (d) the Wright brothers
  14. 14.💡 Who gave us the stethoscope? (a) Edward Jenner (b) Johannes Gutenberg (c) René Laennec (d) Alexander Graham Bell
  15. 15.💡 Who gave us the smallpox vaccine? (a) Edward Jenner (b) Alexander Graham Bell (c) Alessandro Volta (d) Wilhelm Röntgen
  16. 16.True or false: Edward Jenner gave us the first aeroplane. (a) False (b) True
  17. 17.True or false: the Wright brothers gave us the first aeroplane. (a) True (b) False
  18. 18.💡 Who gave us the electric battery? (a) the Wright brothers (b) Alessandro Volta (c) Johannes Gutenberg (d) Edward Jenner
  19. 19.💡 Who gave us raised-dot writing? (a) Louis Braille (b) Wilhelm Röntgen (c) Alexander Graham Bell (d) the Wright brothers
  20. 20.True or false: a printing press helps us print many books. (a) True (b) False
  21. 21.💡 Who gave us the telephone? (a) Alessandro Volta (b) Alexander Graham Bell (c) the Wright brothers (d) Alexander Fleming
  22. 22.What did Alexander Graham Bell give us? (a) the first aeroplane (b) the telephone (c) the printing press (d) the stethoscope
  23. 23.💡 Who gave us the first aeroplane? (a) the Wright brothers (b) René Laennec (c) Alexander Graham Bell (d) Wilhelm Röntgen
  24. 24.What does a thermometer help us do? (a) print many books (b) measure body temperature (c) talk to people far away (d) find directions
  25. 25.What does a printing press help us do? (a) print many books (b) tell the time (c) find directions (d) do sums quickly
  26. 26.💡 Who gave us the printing press? (a) René Laennec (b) Johannes Gutenberg (c) Alexander Graham Bell (d) Edward Jenner
  27. 27.True or false: a thermometer helps us do sums quickly. (a) True (b) False
  28. 28.True or false: the Wright brothers gave us the stethoscope. (a) True (b) False
  29. 29.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  30. 30.True or false: Wilhelm Röntgen gave us X-rays. (a) False (b) True
  31. 31.What did Louis Braille give us? (a) the first aeroplane (b) the electric battery (c) the stethoscope (d) raised-dot writing
  32. 32.What did Johannes Gutenberg give us? (a) the first aeroplane (b) the printing press (c) the smallpox vaccine (d) penicillin
  33. 33.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  34. 34.🔧 Which invention helps us see tiny germs? (a) microscope (b) clock (c) stethoscope (d) calculator
  35. 35.What does a telephone help us do? (a) tell the time (b) hear the heartbeat (c) talk to people far away (d) find directions
  36. 36.True or false: a stethoscope helps us tell the time. (a) False (b) True
  37. 37.What did Edward Jenner give us? (a) the telephone (b) the electric battery (c) the first aeroplane (d) the smallpox vaccine
  38. 38.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  39. 39.True or false: a telephone helps us talk to people far away. (a) False (b) True
  40. 40.🔧 Which invention helps us hear the heartbeat? (a) clock (b) telephone (c) compass (d) stethoscope

Answer key

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

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