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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 239 · 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 telephone helps us talk to people far away. (a) False (b) True
  2. 2.True or false: a clock helps us measure body temperature. (a) False (b) True
  3. 3.True or false: a telescope helps us find directions. (a) False (b) True
  4. 4.What did Edward Jenner give us? (a) the telephone (b) the first aeroplane (c) the smallpox vaccine (d) penicillin
  5. 5.What did Alexander Fleming give us? (a) the telephone (b) penicillin (c) the first aeroplane (d) the stethoscope
  6. 6.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  7. 7.💡 Who gave us the first aeroplane? (a) Wilhelm Röntgen (b) Johannes Gutenberg (c) the Wright brothers (d) Alessandro Volta
  8. 8.True or false: a telescope helps us hear the heartbeat. (a) False (b) True
  9. 9.💡 Who gave us raised-dot writing? (a) Louis Braille (b) Alexander Graham Bell (c) René Laennec (d) Wilhelm Röntgen
  10. 10.True or false: a compass helps us find directions. (a) True (b) False
  11. 11.💡 Who gave us penicillin? (a) Alexander Fleming (b) Alexander Graham Bell (c) Johannes Gutenberg (d) Edward Jenner
  12. 12.What did René Laennec give us? (a) the stethoscope (b) the printing press (c) penicillin (d) the telephone
  13. 13.What did Alexander Graham Bell give us? (a) the smallpox vaccine (b) the telephone (c) penicillin (d) the stethoscope
  14. 14.What does a calculator help us do? (a) measure body temperature (b) see tiny germs (c) do sums quickly (d) talk to people far away
  15. 15.🔧 Which invention helps us measure body temperature? (a) compass (b) thermometer (c) printing press (d) stethoscope
  16. 16.🔧 Which invention helps us hear the heartbeat? (a) compass (b) telescope (c) stethoscope (d) calculator
  17. 17.What does a telephone help us do? (a) hear the heartbeat (b) print many books (c) talk to people far away (d) tell the time
  18. 18.True or false: Alexander Graham Bell gave us the first aeroplane. (a) True (b) False
  19. 19.True or false: a printing press helps us measure body temperature. (a) False (b) True
  20. 20.💡 Who gave us the smallpox vaccine? (a) Alessandro Volta (b) Edward Jenner (c) René Laennec (d) Louis Braille
  21. 21.What does a thermometer help us do? (a) measure body temperature (b) talk to people far away (c) find directions (d) see faraway stars
  22. 22.True or false: a thermometer helps us see tiny germs. (a) True (b) False
  23. 23.True or false: a calculator helps us measure body temperature. (a) False (b) True
  24. 24.True or false: Edward Jenner gave us the stethoscope. (a) True (b) False
  25. 25.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  26. 26.What did Wilhelm Röntgen give us? (a) the electric battery (b) the telephone (c) X-rays (d) the stethoscope
  27. 27.What did the Wright brothers give us? (a) the printing press (b) the first aeroplane (c) the electric battery (d) the stethoscope
  28. 28.🔧 Which invention helps us print many books? (a) clock (b) stethoscope (c) compass (d) printing press
  29. 29.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  30. 30.True or false: Alexander Fleming gave us the printing press. (a) True (b) False
  31. 31.🔧 Which invention helps us see faraway stars? (a) compass (b) stethoscope (c) telescope (d) microscope
  32. 32.True or false: a clock helps us tell the time. (a) True (b) False
  33. 33.💡 Who gave us the electric battery? (a) Wilhelm Röntgen (b) Alessandro Volta (c) Alexander Fleming (d) René Laennec
  34. 34.True or false: René Laennec gave us the first aeroplane. (a) True (b) False
  35. 35.What did Louis Braille give us? (a) penicillin (b) the printing press (c) raised-dot writing (d) the electric battery
  36. 36.True or false: a microscope helps us do sums quickly. (a) False (b) True
  37. 37.True or false: René Laennec gave us penicillin. (a) True (b) False
  38. 38.🔧 Which invention helps us find directions? (a) printing press (b) compass (c) stethoscope (d) microscope
  39. 39.True or false: a telephone helps us find directions. (a) True (b) False
  40. 40.💡 Who gave us the printing press? (a) Wilhelm Röntgen (b) Louis Braille (c) Johannes Gutenberg (d) the Wright brothers

Answer key

  1. True
  2. False
  3. False
  4. the smallpox vaccine
  5. penicillin
  6. True
  7. the Wright brothers
  8. False
  9. Louis Braille
  10. True
  11. Alexander Fleming
  12. the stethoscope
  13. the telephone
  14. do sums quickly
  15. thermometer
  16. stethoscope
  17. talk to people far away
  18. False
  19. False
  20. Edward Jenner
  21. measure body temperature
  22. False
  23. False
  24. False
  25. True
  26. X-rays
  27. the first aeroplane
  28. printing press
  29. True
  30. False
  31. telescope
  32. True
  33. Alessandro Volta
  34. False
  35. raised-dot writing
  36. False
  37. False
  38. compass
  39. False
  40. Johannes Gutenberg

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