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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 567 · 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 René Laennec give us? (a) the telephone (b) the stethoscope (c) raised-dot writing (d) penicillin
  2. 2.True or false: Wilhelm Röntgen gave us penicillin. (a) False (b) True
  3. 3.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  4. 4.True or false: a calculator helps us do sums quickly. (a) True (b) False
  5. 5.What did Alexander Graham Bell give us? (a) the telephone (b) raised-dot writing (c) the electric battery (d) penicillin
  6. 6.What does a stethoscope help us do? (a) tell the time (b) measure body temperature (c) see faraway stars (d) hear the heartbeat
  7. 7.💡 Who gave us the printing press? (a) René Laennec (b) the Wright brothers (c) Johannes Gutenberg (d) Edward Jenner
  8. 8.💡 Who gave us the first aeroplane? (a) Johannes Gutenberg (b) Alessandro Volta (c) Alexander Graham Bell (d) the Wright brothers
  9. 9.True or false: a microscope helps us see tiny germs. (a) False (b) True
  10. 10.💡 Who gave us the smallpox vaccine? (a) Wilhelm Röntgen (b) René Laennec (c) Alexander Fleming (d) Edward Jenner
  11. 11.True or false: the Wright brothers gave us penicillin. (a) True (b) False
  12. 12.What does a clock help us do? (a) tell the time (b) measure body temperature (c) see tiny germs (d) talk to people far away
  13. 13.What does a telephone help us do? (a) see tiny germs (b) measure body temperature (c) talk to people far away (d) print many books
  14. 14.🔧 Which invention helps us talk to people far away? (a) stethoscope (b) clock (c) printing press (d) telephone
  15. 15.💡 Who gave us the electric battery? (a) the Wright brothers (b) Johannes Gutenberg (c) Alessandro Volta (d) René Laennec
  16. 16.True or false: a stethoscope helps us print many books. (a) True (b) False
  17. 17.💡 Who gave us the stethoscope? (a) René Laennec (b) Edward Jenner (c) Johannes Gutenberg (d) Alessandro Volta
  18. 18.True or false: Wilhelm Röntgen gave us the electric battery. (a) False (b) True
  19. 19.💡 Who gave us raised-dot writing? (a) Johannes Gutenberg (b) Louis Braille (c) Edward Jenner (d) René Laennec
  20. 20.True or false: Edward Jenner gave us penicillin. (a) False (b) True
  21. 21.True or false: Alexander Fleming gave us penicillin. (a) True (b) False
  22. 22.What did Alessandro Volta give us? (a) raised-dot writing (b) the printing press (c) X-rays (d) the electric battery
  23. 23.What does a calculator help us do? (a) hear the heartbeat (b) talk to people far away (c) print many books (d) do sums quickly
  24. 24.What does a telescope help us do? (a) measure body temperature (b) see tiny germs (c) see faraway stars (d) tell the time
  25. 25.🔧 Which invention helps us hear the heartbeat? (a) telephone (b) stethoscope (c) telescope (d) calculator
  26. 26.What did Johannes Gutenberg give us? (a) X-rays (b) the printing press (c) the electric battery (d) the telephone
  27. 27.What did Alexander Fleming give us? (a) penicillin (b) the telephone (c) the electric battery (d) the smallpox vaccine
  28. 28.True or false: a telephone helps us do sums quickly. (a) False (b) True
  29. 29.What does a printing press help us do? (a) see tiny germs (b) do sums quickly (c) tell the time (d) print many books
  30. 30.What did Edward Jenner give us? (a) the electric battery (b) X-rays (c) the smallpox vaccine (d) the telephone
  31. 31.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  32. 32.True or false: a thermometer helps us find directions. (a) False (b) True
  33. 33.True or false: Louis Braille gave us the electric battery. (a) False (b) True
  34. 34.True or false: the Wright brothers gave us the telephone. (a) False (b) True
  35. 35.🔧 Which invention helps us tell the time? (a) telephone (b) thermometer (c) clock (d) calculator
  36. 36.True or false: Edward Jenner gave us the smallpox vaccine. (a) True (b) False
  37. 37.What did the Wright brothers give us? (a) the electric battery (b) the first aeroplane (c) the telephone (d) penicillin
  38. 38.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  39. 39.True or false: René Laennec gave us the smallpox vaccine. (a) True (b) False
  40. 40.True or false: a thermometer helps us see faraway stars. (a) False (b) True

Answer key

  1. the stethoscope
  2. False
  3. True
  4. True
  5. the telephone
  6. hear the heartbeat
  7. Johannes Gutenberg
  8. the Wright brothers
  9. True
  10. Edward Jenner
  11. False
  12. tell the time
  13. talk to people far away
  14. telephone
  15. Alessandro Volta
  16. False
  17. René Laennec
  18. False
  19. Louis Braille
  20. False
  21. True
  22. the electric battery
  23. do sums quickly
  24. see faraway stars
  25. stethoscope
  26. the printing press
  27. penicillin
  28. False
  29. print many books
  30. the smallpox vaccine
  31. True
  32. False
  33. False
  34. False
  35. clock
  36. True
  37. the first aeroplane
  38. True
  39. False
  40. False

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