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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 799 · 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 find directions? (a) telephone (b) telescope (c) compass (d) thermometer
  2. 2.True or false: Louis Braille gave us the smallpox vaccine. (a) True (b) False
  3. 3.💡 Who gave us the stethoscope? (a) Johannes Gutenberg (b) René Laennec (c) Wilhelm Röntgen (d) the Wright brothers
  4. 4.What does a calculator help us do? (a) do sums quickly (b) find directions (c) hear the heartbeat (d) tell the time
  5. 5.True or false: Johannes Gutenberg gave us penicillin. (a) False (b) True
  6. 6.What does a printing press help us do? (a) see tiny germs (b) see faraway stars (c) do sums quickly (d) print many books
  7. 7.What does a clock help us do? (a) tell the time (b) see tiny germs (c) see faraway stars (d) talk to people far away
  8. 8.What does a stethoscope help us do? (a) hear the heartbeat (b) measure body temperature (c) see faraway stars (d) find directions
  9. 9.What does a microscope help us do? (a) talk to people far away (b) see tiny germs (c) tell the time (d) see faraway stars
  10. 10.🔧 Which invention helps us hear the heartbeat? (a) stethoscope (b) telephone (c) telescope (d) microscope
  11. 11.What did Edward Jenner give us? (a) the printing press (b) the smallpox vaccine (c) the stethoscope (d) the first aeroplane
  12. 12.What did René Laennec give us? (a) the stethoscope (b) the first aeroplane (c) the printing press (d) the telephone
  13. 13.True or false: a telephone helps us measure body temperature. (a) True (b) False
  14. 14.What did Louis Braille give us? (a) the telephone (b) X-rays (c) penicillin (d) raised-dot writing
  15. 15.True or false: Alexander Fleming gave us the stethoscope. (a) False (b) True
  16. 16.What does a thermometer help us do? (a) tell the time (b) see tiny germs (c) measure body temperature (d) hear the heartbeat
  17. 17.💡 Who gave us penicillin? (a) Johannes Gutenberg (b) Louis Braille (c) Alexander Fleming (d) the Wright brothers
  18. 18.What did Alexander Fleming give us? (a) penicillin (b) raised-dot writing (c) X-rays (d) the first aeroplane
  19. 19.True or false: Alexander Graham Bell gave us raised-dot writing. (a) True (b) False
  20. 20.True or false: a stethoscope helps us see tiny germs. (a) True (b) False
  21. 21.🔧 Which invention helps us see faraway stars? (a) telephone (b) thermometer (c) telescope (d) stethoscope
  22. 22.What does a telephone help us do? (a) see faraway stars (b) talk to people far away (c) do sums quickly (d) hear the heartbeat
  23. 23.True or false: a clock helps us talk to people far away. (a) True (b) False
  24. 24.💡 Who gave us the telephone? (a) the Wright brothers (b) Alessandro Volta (c) Johannes Gutenberg (d) Alexander Graham Bell
  25. 25.What did Alexander Graham Bell give us? (a) the smallpox vaccine (b) X-rays (c) the stethoscope (d) the telephone
  26. 26.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  27. 27.True or false: a stethoscope helps us talk to people far away. (a) True (b) False
  28. 28.True or false: a telephone helps us tell the time. (a) True (b) False
  29. 29.True or false: a clock helps us tell the time. (a) False (b) True
  30. 30.What did Alessandro Volta give us? (a) X-rays (b) penicillin (c) the electric battery (d) the smallpox vaccine
  31. 31.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  32. 32.🔧 Which invention helps us print many books? (a) telescope (b) microscope (c) stethoscope (d) printing press
  33. 33.True or false: a calculator helps us do sums quickly. (a) False (b) True
  34. 34.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  35. 35.True or false: Wilhelm Röntgen gave us X-rays. (a) False (b) True
  36. 36.💡 Who gave us the electric battery? (a) Louis Braille (b) Alessandro Volta (c) the Wright brothers (d) Johannes Gutenberg
  37. 37.True or false: René Laennec gave us the stethoscope. (a) True (b) False
  38. 38.True or false: a thermometer helps us measure body temperature. (a) False (b) True
  39. 39.What did Johannes Gutenberg give us? (a) raised-dot writing (b) the printing press (c) penicillin (d) the stethoscope
  40. 40.💡 Who gave us the first aeroplane? (a) Alexander Graham Bell (b) Alessandro Volta (c) the Wright brothers (d) Johannes Gutenberg

Answer key

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

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