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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 627 · 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.🔧 Which invention helps us see faraway stars? (a) stethoscope (b) clock (c) telescope (d) printing press
  2. 2.What does a telescope help us do? (a) print many books (b) see faraway stars (c) tell the time (d) talk to people far away
  3. 3.🔧 Which invention helps us hear the heartbeat? (a) telephone (b) clock (c) printing press (d) stethoscope
  4. 4.What does a printing press help us do? (a) hear the heartbeat (b) see faraway stars (c) print many books (d) do sums quickly
  5. 5.True or false: a calculator helps us do sums quickly. (a) True (b) False
  6. 6.💡 Who gave us raised-dot writing? (a) Alexander Graham Bell (b) Alexander Fleming (c) Johannes Gutenberg (d) Louis Braille
  7. 7.What did Alexander Graham Bell give us? (a) X-rays (b) the printing press (c) the electric battery (d) the telephone
  8. 8.🔧 Which invention helps us talk to people far away? (a) telescope (b) calculator (c) printing press (d) telephone
  9. 9.True or false: a compass helps us see faraway stars. (a) False (b) True
  10. 10.True or false: Wilhelm Röntgen gave us raised-dot writing. (a) True (b) False
  11. 11.True or false: a clock helps us talk to people far away. (a) True (b) False
  12. 12.What did Alessandro Volta give us? (a) the telephone (b) the electric battery (c) the first aeroplane (d) the smallpox vaccine
  13. 13.💡 Who gave us the stethoscope? (a) the Wright brothers (b) Alexander Graham Bell (c) René Laennec (d) Alexander Fleming
  14. 14.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  15. 15.What did Louis Braille give us? (a) the electric battery (b) X-rays (c) raised-dot writing (d) the telephone
  16. 16.💡 Who gave us the first aeroplane? (a) the Wright brothers (b) Alessandro Volta (c) René Laennec (d) Edward Jenner
  17. 17.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  18. 18.💡 Who gave us the electric battery? (a) Wilhelm Röntgen (b) Louis Braille (c) Johannes Gutenberg (d) Alessandro Volta
  19. 19.What did Wilhelm Röntgen give us? (a) X-rays (b) the telephone (c) penicillin (d) the electric battery
  20. 20.True or false: a printing press helps us see faraway stars. (a) True (b) False
  21. 21.True or false: Alexander Fleming gave us raised-dot writing. (a) True (b) False
  22. 22.True or false: a calculator helps us talk to people far away. (a) True (b) False
  23. 23.What did Johannes Gutenberg give us? (a) raised-dot writing (b) the printing press (c) the telephone (d) the smallpox vaccine
  24. 24.What does a telephone help us do? (a) talk to people far away (b) tell the time (c) see faraway stars (d) print many books
  25. 25.What does a calculator help us do? (a) hear the heartbeat (b) measure body temperature (c) find directions (d) do sums quickly
  26. 26.What does a clock help us do? (a) measure body temperature (b) tell the time (c) talk to people far away (d) do sums quickly
  27. 27.🔧 Which invention helps us do sums quickly? (a) compass (b) telephone (c) microscope (d) calculator
  28. 28.💡 Who gave us X-rays? (a) Alexander Graham Bell (b) Johannes Gutenberg (c) Wilhelm Röntgen (d) the Wright brothers
  29. 29.What does a stethoscope help us do? (a) do sums quickly (b) print many books (c) tell the time (d) hear the heartbeat
  30. 30.True or false: a calculator helps us see faraway stars. (a) True (b) False
  31. 31.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  32. 32.🔧 Which invention helps us find directions? (a) clock (b) telephone (c) compass (d) calculator
  33. 33.💡 Who gave us the smallpox vaccine? (a) Alessandro Volta (b) René Laennec (c) Edward Jenner (d) Alexander Fleming
  34. 34.🔧 Which invention helps us print many books? (a) clock (b) printing press (c) telephone (d) telescope
  35. 35.🔧 Which invention helps us measure body temperature? (a) telephone (b) stethoscope (c) thermometer (d) telescope
  36. 36.What does a microscope help us do? (a) see tiny germs (b) hear the heartbeat (c) talk to people far away (d) do sums quickly
  37. 37.True or false: Alexander Fleming gave us penicillin. (a) True (b) False
  38. 38.💡 Who gave us penicillin? (a) Alexander Fleming (b) Johannes Gutenberg (c) Alessandro Volta (d) Edward Jenner
  39. 39.What did Edward Jenner give us? (a) the printing press (b) penicillin (c) the smallpox vaccine (d) the telephone
  40. 40.🔧 Which invention helps us tell the time? (a) microscope (b) calculator (c) clock (d) telescope

Answer key

  1. telescope
  2. see faraway stars
  3. stethoscope
  4. print many books
  5. True
  6. Louis Braille
  7. the telephone
  8. telephone
  9. False
  10. False
  11. False
  12. the electric battery
  13. René Laennec
  14. True
  15. raised-dot writing
  16. the Wright brothers
  17. True
  18. Alessandro Volta
  19. X-rays
  20. False
  21. False
  22. False
  23. the printing press
  24. talk to people far away
  25. do sums quickly
  26. tell the time
  27. calculator
  28. Wilhelm Röntgen
  29. hear the heartbeat
  30. False
  31. True
  32. compass
  33. Edward Jenner
  34. printing press
  35. thermometer
  36. see tiny germs
  37. True
  38. Alexander Fleming
  39. the smallpox vaccine
  40. clock

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