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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 885 · 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 compass helps us tell the time. (a) False (b) True
  2. 2.True or false: Wilhelm Röntgen gave us the electric battery. (a) True (b) False
  3. 3.What did Edward Jenner give us? (a) the smallpox vaccine (b) the first aeroplane (c) the electric battery (d) the stethoscope
  4. 4.💡 Who gave us the smallpox vaccine? (a) Alessandro Volta (b) the Wright brothers (c) Johannes Gutenberg (d) Edward Jenner
  5. 5.True or false: a calculator helps us do sums quickly. (a) True (b) False
  6. 6.🔧 Which invention helps us see faraway stars? (a) compass (b) telescope (c) printing press (d) clock
  7. 7.💡 Who gave us the printing press? (a) Louis Braille (b) Johannes Gutenberg (c) Alessandro Volta (d) Alexander Fleming
  8. 8.🔧 Which invention helps us measure body temperature? (a) thermometer (b) telephone (c) stethoscope (d) microscope
  9. 9.What does a stethoscope help us do? (a) measure body temperature (b) tell the time (c) hear the heartbeat (d) see faraway stars
  10. 10.🔧 Which invention helps us print many books? (a) telescope (b) stethoscope (c) compass (d) printing press
  11. 11.True or false: a thermometer helps us talk to people far away. (a) False (b) True
  12. 12.True or false: a printing press helps us see tiny germs. (a) True (b) False
  13. 13.🔧 Which invention helps us see tiny germs? (a) microscope (b) compass (c) telephone (d) clock
  14. 14.What does a microscope help us do? (a) hear the heartbeat (b) see tiny germs (c) find directions (d) do sums quickly
  15. 15.What did Johannes Gutenberg give us? (a) the printing press (b) the stethoscope (c) penicillin (d) X-rays
  16. 16.What did Alexander Graham Bell give us? (a) the telephone (b) the stethoscope (c) X-rays (d) raised-dot writing
  17. 17.True or false: Louis Braille gave us raised-dot writing. (a) True (b) False
  18. 18.What does a telephone help us do? (a) print many books (b) find directions (c) do sums quickly (d) talk to people far away
  19. 19.What did the Wright brothers give us? (a) the stethoscope (b) raised-dot writing (c) the first aeroplane (d) penicillin
  20. 20.💡 Who gave us the electric battery? (a) Alessandro Volta (b) René Laennec (c) Louis Braille (d) Edward Jenner
  21. 21.🔧 Which invention helps us hear the heartbeat? (a) printing press (b) stethoscope (c) telephone (d) telescope
  22. 22.What does a thermometer help us do? (a) hear the heartbeat (b) measure body temperature (c) find directions (d) tell the time
  23. 23.What did René Laennec give us? (a) X-rays (b) raised-dot writing (c) the telephone (d) the stethoscope
  24. 24.What does a calculator help us do? (a) tell the time (b) talk to people far away (c) do sums quickly (d) find directions
  25. 25.💡 Who gave us the first aeroplane? (a) René Laennec (b) Wilhelm Röntgen (c) the Wright brothers (d) Alessandro Volta
  26. 26.What does a compass help us do? (a) measure body temperature (b) find directions (c) print many books (d) see faraway stars
  27. 27.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  28. 28.True or false: a clock helps us hear the heartbeat. (a) True (b) False
  29. 29.🔧 Which invention helps us do sums quickly? (a) clock (b) calculator (c) telephone (d) microscope
  30. 30.True or false: a clock helps us tell the time. (a) False (b) True
  31. 31.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  32. 32.💡 Who gave us the stethoscope? (a) Louis Braille (b) Johannes Gutenberg (c) Alexander Graham Bell (d) René Laennec
  33. 33.True or false: a telephone helps us see tiny germs. (a) True (b) False
  34. 34.True or false: a stethoscope helps us print many books. (a) True (b) False
  35. 35.True or false: Wilhelm Röntgen gave us the telephone. (a) True (b) False
  36. 36.What does a printing press help us do? (a) do sums quickly (b) find directions (c) hear the heartbeat (d) print many books
  37. 37.What did Wilhelm Röntgen give us? (a) X-rays (b) the electric battery (c) the smallpox vaccine (d) penicillin
  38. 38.What did Alessandro Volta give us? (a) the smallpox vaccine (b) the first aeroplane (c) the printing press (d) the electric battery
  39. 39.True or false: a compass helps us find directions. (a) False (b) True
  40. 40.What did Louis Braille give us? (a) the printing press (b) the first aeroplane (c) the telephone (d) raised-dot writing

Answer key

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

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