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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 433 · 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) thermometer (b) calculator (c) microscope (d) telescope
  2. 2.What does a compass help us do? (a) tell the time (b) hear the heartbeat (c) find directions (d) see faraway stars
  3. 3.What did Wilhelm Röntgen give us? (a) the printing press (b) the smallpox vaccine (c) X-rays (d) the stethoscope
  4. 4.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  5. 5.What does a clock help us do? (a) see tiny germs (b) measure body temperature (c) find directions (d) tell the time
  6. 6.True or false: Alexander Graham Bell gave us the electric battery. (a) False (b) True
  7. 7.What did Edward Jenner give us? (a) penicillin (b) the telephone (c) the smallpox vaccine (d) the first aeroplane
  8. 8.True or false: Wilhelm Röntgen gave us penicillin. (a) True (b) False
  9. 9.What did René Laennec give us? (a) the stethoscope (b) the electric battery (c) X-rays (d) the printing press
  10. 10.What did Louis Braille give us? (a) penicillin (b) the first aeroplane (c) raised-dot writing (d) the telephone
  11. 11.🔧 Which invention helps us measure body temperature? (a) thermometer (b) compass (c) microscope (d) telescope
  12. 12.What does a telescope help us do? (a) do sums quickly (b) talk to people far away (c) see faraway stars (d) print many books
  13. 13.💡 Who gave us X-rays? (a) Johannes Gutenberg (b) Wilhelm Röntgen (c) René Laennec (d) Alexander Graham Bell
  14. 14.True or false: Louis Braille gave us the stethoscope. (a) False (b) True
  15. 15.💡 Who gave us the printing press? (a) the Wright brothers (b) Alexander Graham Bell (c) Wilhelm Röntgen (d) Johannes Gutenberg
  16. 16.What did Johannes Gutenberg give us? (a) the printing press (b) the first aeroplane (c) the smallpox vaccine (d) penicillin
  17. 17.True or false: Johannes Gutenberg gave us the stethoscope. (a) False (b) True
  18. 18.True or false: a printing press helps us tell the time. (a) False (b) True
  19. 19.True or false: a printing press helps us see tiny germs. (a) False (b) True
  20. 20.🔧 Which invention helps us print many books? (a) stethoscope (b) printing press (c) thermometer (d) telephone
  21. 21.True or false: a clock helps us tell the time. (a) True (b) False
  22. 22.True or false: a microscope helps us see faraway stars. (a) False (b) True
  23. 23.True or false: a calculator helps us do sums quickly. (a) False (b) True
  24. 24.🔧 Which invention helps us hear the heartbeat? (a) microscope (b) calculator (c) stethoscope (d) thermometer
  25. 25.True or false: the Wright brothers gave us the printing press. (a) False (b) True
  26. 26.True or false: Louis Braille gave us penicillin. (a) False (b) True
  27. 27.🔧 Which invention helps us do sums quickly? (a) calculator (b) telephone (c) stethoscope (d) thermometer
  28. 28.What does a calculator help us do? (a) do sums quickly (b) find directions (c) hear the heartbeat (d) see faraway stars
  29. 29.What did Alessandro Volta give us? (a) the stethoscope (b) the first aeroplane (c) the printing press (d) the electric battery
  30. 30.💡 Who gave us the stethoscope? (a) Alexander Graham Bell (b) René Laennec (c) Louis Braille (d) Johannes Gutenberg
  31. 31.What does a telephone help us do? (a) tell the time (b) hear the heartbeat (c) find directions (d) talk to people far away
  32. 32.What does a printing press help us do? (a) see faraway stars (b) find directions (c) do sums quickly (d) print many books
  33. 33.💡 Who gave us the first aeroplane? (a) Alexander Graham Bell (b) Alessandro Volta (c) the Wright brothers (d) Louis Braille
  34. 34.What does a stethoscope help us do? (a) talk to people far away (b) measure body temperature (c) print many books (d) hear the heartbeat
  35. 35.True or false: Alessandro Volta gave us the printing press. (a) False (b) True
  36. 36.True or false: a thermometer helps us measure body temperature. (a) False (b) True
  37. 37.True or false: Louis Braille gave us the printing press. (a) False (b) True
  38. 38.🔧 Which invention helps us find directions? (a) compass (b) clock (c) microscope (d) printing press
  39. 39.True or false: Johannes Gutenberg gave us X-rays. (a) False (b) True
  40. 40.What did Alexander Fleming give us? (a) penicillin (b) the printing press (c) X-rays (d) the first aeroplane

Answer key

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

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