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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 769 · 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: the Wright brothers gave us the smallpox vaccine. (a) False (b) True
  2. 2.True or false: a calculator helps us do sums quickly. (a) True (b) False
  3. 3.💡 Who gave us the electric battery? (a) Alexander Graham Bell (b) Louis Braille (c) Johannes Gutenberg (d) Alessandro Volta
  4. 4.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  5. 5.What did Alexander Graham Bell give us? (a) the stethoscope (b) the smallpox vaccine (c) the telephone (d) penicillin
  6. 6.💡 Who gave us the printing press? (a) Wilhelm Röntgen (b) the Wright brothers (c) Alessandro Volta (d) Johannes Gutenberg
  7. 7.🔧 Which invention helps us do sums quickly? (a) telephone (b) thermometer (c) compass (d) calculator
  8. 8.True or false: a telescope helps us measure body temperature. (a) False (b) True
  9. 9.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  10. 10.What does a clock help us do? (a) hear the heartbeat (b) find directions (c) print many books (d) tell the time
  11. 11.True or false: the Wright brothers gave us the first aeroplane. (a) True (b) False
  12. 12.💡 Who gave us penicillin? (a) Edward Jenner (b) Alessandro Volta (c) Alexander Graham Bell (d) Alexander Fleming
  13. 13.True or false: a printing press helps us print many books. (a) False (b) True
  14. 14.True or false: a clock helps us tell the time. (a) True (b) False
  15. 15.🔧 Which invention helps us tell the time? (a) microscope (b) calculator (c) compass (d) clock
  16. 16.What did Wilhelm Röntgen give us? (a) the printing press (b) penicillin (c) the first aeroplane (d) X-rays
  17. 17.🔧 Which invention helps us talk to people far away? (a) clock (b) printing press (c) telephone (d) stethoscope
  18. 18.What does a thermometer help us do? (a) see faraway stars (b) see tiny germs (c) talk to people far away (d) measure body temperature
  19. 19.What did René Laennec give us? (a) the stethoscope (b) the smallpox vaccine (c) the first aeroplane (d) the printing press
  20. 20.True or false: a microscope helps us tell the time. (a) False (b) True
  21. 21.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  22. 22.True or false: a microscope helps us see tiny germs. (a) True (b) False
  23. 23.True or false: a compass helps us find directions. (a) True (b) False
  24. 24.What did the Wright brothers give us? (a) the printing press (b) the telephone (c) the stethoscope (d) the first aeroplane
  25. 25.🔧 Which invention helps us see faraway stars? (a) telescope (b) clock (c) telephone (d) thermometer
  26. 26.What did Edward Jenner give us? (a) the smallpox vaccine (b) the stethoscope (c) the telephone (d) raised-dot writing
  27. 27.💡 Who gave us the telephone? (a) Alexander Graham Bell (b) the Wright brothers (c) Alessandro Volta (d) Edward Jenner
  28. 28.True or false: Louis Braille gave us the printing press. (a) False (b) True
  29. 29.🔧 Which invention helps us hear the heartbeat? (a) stethoscope (b) compass (c) thermometer (d) printing press
  30. 30.True or false: Alessandro Volta gave us the first aeroplane. (a) True (b) False
  31. 31.What did Alexander Fleming give us? (a) the smallpox vaccine (b) penicillin (c) X-rays (d) the printing press
  32. 32.True or false: a printing press helps us find directions. (a) True (b) False
  33. 33.🔧 Which invention helps us print many books? (a) printing press (b) telephone (c) calculator (d) telescope
  34. 34.What does a calculator help us do? (a) tell the time (b) do sums quickly (c) print many books (d) find directions
  35. 35.True or false: Alessandro Volta gave us the stethoscope. (a) True (b) False
  36. 36.What does a stethoscope help us do? (a) talk to people far away (b) see faraway stars (c) hear the heartbeat (d) do sums quickly
  37. 37.🔧 Which invention helps us find directions? (a) printing press (b) calculator (c) compass (d) thermometer
  38. 38.True or false: the Wright brothers gave us X-rays. (a) True (b) False
  39. 39.True or false: Johannes Gutenberg gave us raised-dot writing. (a) False (b) True
  40. 40.What does a printing press help us do? (a) talk to people far away (b) do sums quickly (c) measure body temperature (d) print many books

Answer key

  1. False
  2. True
  3. Alessandro Volta
  4. True
  5. the telephone
  6. Johannes Gutenberg
  7. calculator
  8. False
  9. True
  10. tell the time
  11. True
  12. Alexander Fleming
  13. True
  14. True
  15. clock
  16. X-rays
  17. telephone
  18. measure body temperature
  19. the stethoscope
  20. False
  21. True
  22. True
  23. True
  24. the first aeroplane
  25. telescope
  26. the smallpox vaccine
  27. Alexander Graham Bell
  28. False
  29. stethoscope
  30. False
  31. penicillin
  32. False
  33. printing press
  34. do sums quickly
  35. False
  36. hear the heartbeat
  37. compass
  38. False
  39. False
  40. print many books

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