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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 345 · 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 Edward Jenner give us? (a) penicillin (b) X-rays (c) the first aeroplane (d) the smallpox vaccine
  2. 2.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  3. 3.What does a calculator help us do? (a) print many books (b) do sums quickly (c) hear the heartbeat (d) measure body temperature
  4. 4.What did the Wright brothers give us? (a) the first aeroplane (b) the telephone (c) the electric battery (d) X-rays
  5. 5.🔧 Which invention helps us tell the time? (a) clock (b) stethoscope (c) telescope (d) compass
  6. 6.🔧 Which invention helps us see tiny germs? (a) thermometer (b) telephone (c) stethoscope (d) microscope
  7. 7.💡 Who gave us penicillin? (a) the Wright brothers (b) Alessandro Volta (c) Alexander Fleming (d) Edward Jenner
  8. 8.True or false: a stethoscope helps us find directions. (a) True (b) False
  9. 9.💡 Who gave us the telephone? (a) Louis Braille (b) Alexander Fleming (c) Alexander Graham Bell (d) Alessandro Volta
  10. 10.What does a telescope help us do? (a) do sums quickly (b) see faraway stars (c) measure body temperature (d) see tiny germs
  11. 11.What did Louis Braille give us? (a) raised-dot writing (b) the printing press (c) the first aeroplane (d) the electric battery
  12. 12.What did Johannes Gutenberg give us? (a) the electric battery (b) the smallpox vaccine (c) the printing press (d) penicillin
  13. 13.💡 Who gave us X-rays? (a) Louis Braille (b) the Wright brothers (c) Wilhelm Röntgen (d) Edward Jenner
  14. 14.💡 Who gave us the first aeroplane? (a) Alexander Graham Bell (b) Louis Braille (c) Alessandro Volta (d) the Wright brothers
  15. 15.What does a thermometer help us do? (a) measure body temperature (b) find directions (c) hear the heartbeat (d) do sums quickly
  16. 16.True or false: a telephone helps us talk to people far away. (a) False (b) True
  17. 17.True or false: a microscope helps us hear the heartbeat. (a) False (b) True
  18. 18.What did Alexander Fleming give us? (a) the printing press (b) the telephone (c) penicillin (d) X-rays
  19. 19.💡 Who gave us raised-dot writing? (a) Alexander Graham Bell (b) the Wright brothers (c) Louis Braille (d) Edward Jenner
  20. 20.🔧 Which invention helps us see faraway stars? (a) stethoscope (b) thermometer (c) calculator (d) telescope
  21. 21.💡 Who gave us the stethoscope? (a) Wilhelm Röntgen (b) Alessandro Volta (c) René Laennec (d) Alexander Graham Bell
  22. 22.💡 Who gave us the electric battery? (a) Edward Jenner (b) Johannes Gutenberg (c) Alessandro Volta (d) Wilhelm Röntgen
  23. 23.What does a microscope help us do? (a) see tiny germs (b) do sums quickly (c) find directions (d) measure body temperature
  24. 24.What did Alexander Graham Bell give us? (a) penicillin (b) the first aeroplane (c) the telephone (d) the smallpox vaccine
  25. 25.True or false: a telephone helps us print many books. (a) True (b) False
  26. 26.True or false: a calculator helps us do sums quickly. (a) False (b) True
  27. 27.What does a clock help us do? (a) find directions (b) measure body temperature (c) tell the time (d) see tiny germs
  28. 28.True or false: a microscope helps us talk to people far away. (a) False (b) True
  29. 29.True or false: the Wright brothers gave us the printing press. (a) True (b) False
  30. 30.🔧 Which invention helps us talk to people far away? (a) compass (b) telescope (c) calculator (d) telephone
  31. 31.🔧 Which invention helps us do sums quickly? (a) thermometer (b) telephone (c) calculator (d) telescope
  32. 32.💡 Who gave us the smallpox vaccine? (a) Alexander Graham Bell (b) Edward Jenner (c) Louis Braille (d) Alessandro Volta
  33. 33.🔧 Which invention helps us hear the heartbeat? (a) stethoscope (b) telephone (c) telescope (d) printing press
  34. 34.True or false: a thermometer helps us talk to people far away. (a) True (b) False
  35. 35.True or false: a calculator helps us print many books. (a) True (b) False
  36. 36.True or false: Wilhelm Röntgen gave us X-rays. (a) True (b) False
  37. 37.True or false: a compass helps us find directions. (a) True (b) False
  38. 38.What does a printing press help us do? (a) talk to people far away (b) print many books (c) see faraway stars (d) see tiny germs
  39. 39.True or false: Edward Jenner gave us the first aeroplane. (a) True (b) False
  40. 40.True or false: Alessandro Volta gave us the first aeroplane. (a) False (b) True

Answer key

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

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