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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 545 · 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 does a calculator help us do? (a) tell the time (b) do sums quickly (c) find directions (d) talk to people far away
  2. 2.What did Johannes Gutenberg give us? (a) penicillin (b) the electric battery (c) the printing press (d) the first aeroplane
  3. 3.🔧 Which invention helps us see tiny germs? (a) microscope (b) telescope (c) printing press (d) thermometer
  4. 4.💡 Who gave us the electric battery? (a) Edward Jenner (b) Alessandro Volta (c) Alexander Graham Bell (d) Johannes Gutenberg
  5. 5.True or false: the Wright brothers gave us the telephone. (a) True (b) False
  6. 6.💡 Who gave us the stethoscope? (a) Alessandro Volta (b) Johannes Gutenberg (c) René Laennec (d) Alexander Graham Bell
  7. 7.💡 Who gave us X-rays? (a) Alexander Graham Bell (b) Johannes Gutenberg (c) Wilhelm Röntgen (d) René Laennec
  8. 8.What did René Laennec give us? (a) the smallpox vaccine (b) X-rays (c) the first aeroplane (d) the stethoscope
  9. 9.True or false: a compass helps us see tiny germs. (a) False (b) True
  10. 10.💡 Who gave us the first aeroplane? (a) the Wright brothers (b) Alexander Fleming (c) Alessandro Volta (d) Alexander Graham Bell
  11. 11.🔧 Which invention helps us print many books? (a) telephone (b) compass (c) microscope (d) printing press
  12. 12.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  13. 13.True or false: Alexander Fleming gave us the telephone. (a) True (b) False
  14. 14.What did Louis Braille give us? (a) raised-dot writing (b) the printing press (c) the first aeroplane (d) X-rays
  15. 15.🔧 Which invention helps us talk to people far away? (a) compass (b) telephone (c) clock (d) microscope
  16. 16.True or false: the Wright brothers gave us the smallpox vaccine. (a) False (b) True
  17. 17.True or false: Wilhelm Röntgen gave us the printing press. (a) True (b) False
  18. 18.What did Edward Jenner give us? (a) penicillin (b) the first aeroplane (c) the smallpox vaccine (d) the electric battery
  19. 19.True or false: a stethoscope helps us talk to people far away. (a) True (b) False
  20. 20.True or false: a printing press helps us measure body temperature. (a) True (b) False
  21. 21.True or false: a compass helps us find directions. (a) False (b) True
  22. 22.What does a clock help us do? (a) hear the heartbeat (b) do sums quickly (c) tell the time (d) measure body temperature
  23. 23.True or false: Wilhelm Röntgen gave us penicillin. (a) False (b) True
  24. 24.True or false: a calculator helps us see tiny germs. (a) False (b) True
  25. 25.True or false: Alexander Fleming gave us the printing press. (a) True (b) False
  26. 26.What did Alessandro Volta give us? (a) the printing press (b) the electric battery (c) raised-dot writing (d) X-rays
  27. 27.What does a telephone help us do? (a) measure body temperature (b) talk to people far away (c) do sums quickly (d) tell the time
  28. 28.What did the Wright brothers give us? (a) the stethoscope (b) the first aeroplane (c) the electric battery (d) penicillin
  29. 29.What does a thermometer help us do? (a) print many books (b) tell the time (c) find directions (d) measure body temperature
  30. 30.What does a compass help us do? (a) hear the heartbeat (b) find directions (c) print many books (d) talk to people far away
  31. 31.True or false: Johannes Gutenberg gave us penicillin. (a) False (b) True
  32. 32.🔧 Which invention helps us measure body temperature? (a) thermometer (b) compass (c) telephone (d) telescope
  33. 33.🔧 Which invention helps us tell the time? (a) stethoscope (b) telescope (c) clock (d) microscope
  34. 34.True or false: a calculator helps us do sums quickly. (a) True (b) False
  35. 35.💡 Who gave us penicillin? (a) Wilhelm Röntgen (b) Alexander Fleming (c) Edward Jenner (d) Alessandro Volta
  36. 36.What did Wilhelm Röntgen give us? (a) the stethoscope (b) the printing press (c) the first aeroplane (d) X-rays
  37. 37.🔧 Which invention helps us hear the heartbeat? (a) telephone (b) microscope (c) stethoscope (d) printing press
  38. 38.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  39. 39.True or false: a telescope helps us find directions. (a) False (b) True
  40. 40.🔧 Which invention helps us see faraway stars? (a) printing press (b) telephone (c) thermometer (d) telescope

Answer key

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

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