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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 655 · 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 the Wright brothers give us? (a) the printing press (b) raised-dot writing (c) the first aeroplane (d) the telephone
  2. 2.True or false: Wilhelm Röntgen gave us X-rays. (a) False (b) True
  3. 3.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  4. 4.What did Alessandro Volta give us? (a) penicillin (b) the electric battery (c) raised-dot writing (d) X-rays
  5. 5.🔧 Which invention helps us find directions? (a) microscope (b) thermometer (c) clock (d) compass
  6. 6.True or false: a compass helps us see tiny germs. (a) True (b) False
  7. 7.🔧 Which invention helps us hear the heartbeat? (a) printing press (b) stethoscope (c) telephone (d) clock
  8. 8.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  9. 9.🔧 Which invention helps us print many books? (a) telephone (b) telescope (c) printing press (d) stethoscope
  10. 10.🔧 Which invention helps us see faraway stars? (a) microscope (b) thermometer (c) telescope (d) printing press
  11. 11.🔧 Which invention helps us tell the time? (a) microscope (b) calculator (c) telephone (d) clock
  12. 12.True or false: a telephone helps us do sums quickly. (a) True (b) False
  13. 13.What did Alexander Fleming give us? (a) penicillin (b) the electric battery (c) the printing press (d) the telephone
  14. 14.💡 Who gave us the printing press? (a) Johannes Gutenberg (b) Wilhelm Röntgen (c) Alexander Graham Bell (d) Alessandro Volta
  15. 15.What did Wilhelm Röntgen give us? (a) the first aeroplane (b) X-rays (c) the printing press (d) penicillin
  16. 16.What did René Laennec give us? (a) raised-dot writing (b) penicillin (c) the stethoscope (d) the first aeroplane
  17. 17.What does a stethoscope help us do? (a) see tiny germs (b) do sums quickly (c) see faraway stars (d) hear the heartbeat
  18. 18.True or false: Johannes Gutenberg gave us the smallpox vaccine. (a) True (b) False
  19. 19.💡 Who gave us X-rays? (a) Wilhelm Röntgen (b) the Wright brothers (c) René Laennec (d) Edward Jenner
  20. 20.True or false: a telescope helps us see faraway stars. (a) False (b) True
  21. 21.What did Edward Jenner give us? (a) the stethoscope (b) the electric battery (c) the smallpox vaccine (d) the first aeroplane
  22. 22.🔧 Which invention helps us talk to people far away? (a) telescope (b) thermometer (c) microscope (d) telephone
  23. 23.💡 Who gave us the smallpox vaccine? (a) Johannes Gutenberg (b) Edward Jenner (c) Alessandro Volta (d) Alexander Fleming
  24. 24.What does a clock help us do? (a) hear the heartbeat (b) measure body temperature (c) tell the time (d) do sums quickly
  25. 25.What does a printing press help us do? (a) tell the time (b) print many books (c) find directions (d) see faraway stars
  26. 26.What did Louis Braille give us? (a) penicillin (b) the smallpox vaccine (c) raised-dot writing (d) the first aeroplane
  27. 27.💡 Who gave us penicillin? (a) Wilhelm Röntgen (b) Alexander Fleming (c) Alexander Graham Bell (d) René Laennec
  28. 28.True or false: a telescope helps us do sums quickly. (a) True (b) False
  29. 29.True or false: a printing press helps us print many books. (a) True (b) False
  30. 30.True or false: a telescope helps us print many books. (a) False (b) True
  31. 31.True or false: a clock helps us measure body temperature. (a) False (b) True
  32. 32.True or false: a thermometer helps us talk to people far away. (a) True (b) False
  33. 33.What does a compass help us do? (a) talk to people far away (b) print many books (c) do sums quickly (d) find directions
  34. 34.💡 Who gave us the stethoscope? (a) Wilhelm Röntgen (b) Alessandro Volta (c) René Laennec (d) the Wright brothers
  35. 35.True or false: Alexander Fleming gave us penicillin. (a) True (b) False
  36. 36.What does a calculator help us do? (a) print many books (b) do sums quickly (c) talk to people far away (d) see faraway stars
  37. 37.True or false: Louis Braille gave us raised-dot writing. (a) True (b) False
  38. 38.What did Johannes Gutenberg give us? (a) the stethoscope (b) the telephone (c) the printing press (d) penicillin
  39. 39.🔧 Which invention helps us see tiny germs? (a) compass (b) telescope (c) printing press (d) microscope
  40. 40.True or false: a telephone helps us find directions. (a) False (b) True

Answer key

  1. the first aeroplane
  2. True
  3. True
  4. the electric battery
  5. compass
  6. False
  7. stethoscope
  8. True
  9. printing press
  10. telescope
  11. clock
  12. False
  13. penicillin
  14. Johannes Gutenberg
  15. X-rays
  16. the stethoscope
  17. hear the heartbeat
  18. False
  19. Wilhelm Röntgen
  20. True
  21. the smallpox vaccine
  22. telephone
  23. Edward Jenner
  24. tell the time
  25. print many books
  26. raised-dot writing
  27. Alexander Fleming
  28. False
  29. True
  30. False
  31. False
  32. False
  33. find directions
  34. René Laennec
  35. True
  36. do sums quickly
  37. True
  38. the printing press
  39. microscope
  40. False

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