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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 195 · 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.💡 Who gave us the telephone? (a) Johannes Gutenberg (b) the Wright brothers (c) Louis Braille (d) Alexander Graham Bell
  2. 2.🔧 Which invention helps us talk to people far away? (a) calculator (b) stethoscope (c) telephone (d) printing press
  3. 3.What did Edward Jenner give us? (a) X-rays (b) the printing press (c) the smallpox vaccine (d) penicillin
  4. 4.What did Wilhelm Röntgen give us? (a) the printing press (b) the first aeroplane (c) the smallpox vaccine (d) X-rays
  5. 5.What does a thermometer help us do? (a) print many books (b) find directions (c) talk to people far away (d) measure body temperature
  6. 6.What did Johannes Gutenberg give us? (a) X-rays (b) the telephone (c) the first aeroplane (d) the printing press
  7. 7.🔧 Which invention helps us see tiny germs? (a) telephone (b) calculator (c) compass (d) microscope
  8. 8.What does a calculator help us do? (a) see tiny germs (b) print many books (c) do sums quickly (d) talk to people far away
  9. 9.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  10. 10.🔧 Which invention helps us measure body temperature? (a) stethoscope (b) telephone (c) thermometer (d) microscope
  11. 11.What did Louis Braille give us? (a) the smallpox vaccine (b) the telephone (c) raised-dot writing (d) the printing press
  12. 12.💡 Who gave us X-rays? (a) Alexander Fleming (b) Johannes Gutenberg (c) René Laennec (d) Wilhelm Röntgen
  13. 13.What does a stethoscope help us do? (a) talk to people far away (b) do sums quickly (c) find directions (d) hear the heartbeat
  14. 14.🔧 Which invention helps us see faraway stars? (a) telescope (b) compass (c) clock (d) stethoscope
  15. 15.💡 Who gave us the smallpox vaccine? (a) Wilhelm Röntgen (b) René Laennec (c) Alessandro Volta (d) Edward Jenner
  16. 16.What does a telephone help us do? (a) hear the heartbeat (b) measure body temperature (c) talk to people far away (d) tell the time
  17. 17.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  18. 18.True or false: a telescope helps us talk to people far away. (a) False (b) True
  19. 19.True or false: a clock helps us print many books. (a) True (b) False
  20. 20.💡 Who gave us penicillin? (a) Alexander Fleming (b) Alexander Graham Bell (c) Alessandro Volta (d) Edward Jenner
  21. 21.What does a microscope help us do? (a) see tiny germs (b) do sums quickly (c) find directions (d) tell the time
  22. 22.True or false: a printing press helps us hear the heartbeat. (a) True (b) False
  23. 23.What does a clock help us do? (a) print many books (b) see tiny germs (c) find directions (d) tell the time
  24. 24.True or false: a telescope helps us print many books. (a) True (b) False
  25. 25.What did Alessandro Volta give us? (a) the telephone (b) the first aeroplane (c) the electric battery (d) the printing press
  26. 26.💡 Who gave us the stethoscope? (a) Louis Braille (b) Alessandro Volta (c) René Laennec (d) Edward Jenner
  27. 27.What did René Laennec give us? (a) raised-dot writing (b) the electric battery (c) the stethoscope (d) the smallpox vaccine
  28. 28.💡 Who gave us the printing press? (a) Wilhelm Röntgen (b) Alessandro Volta (c) Louis Braille (d) Johannes Gutenberg
  29. 29.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  30. 30.True or false: the Wright brothers gave us the first aeroplane. (a) True (b) False
  31. 31.True or false: a compass helps us find directions. (a) False (b) True
  32. 32.True or false: Alexander Graham Bell gave us the first aeroplane. (a) True (b) False
  33. 33.What does a printing press help us do? (a) print many books (b) talk to people far away (c) see tiny germs (d) tell the time
  34. 34.True or false: a clock helps us tell the time. (a) False (b) True
  35. 35.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  36. 36.True or false: a printing press helps us do sums quickly. (a) False (b) True
  37. 37.True or false: a thermometer helps us do sums quickly. (a) True (b) False
  38. 38.What did Alexander Graham Bell give us? (a) the printing press (b) the first aeroplane (c) the stethoscope (d) the telephone
  39. 39.True or false: Edward Jenner gave us the smallpox vaccine. (a) True (b) False
  40. 40.💡 Who gave us raised-dot writing? (a) Louis Braille (b) Johannes Gutenberg (c) the Wright brothers (d) Wilhelm Röntgen

Answer key

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

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