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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 594 · 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: Alexander Fleming gave us penicillin. (a) True (b) False
  2. 2.💡 Who gave us the printing press? (a) Wilhelm Röntgen (b) Edward Jenner (c) Alexander Graham Bell (d) Johannes Gutenberg
  3. 3.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  4. 4.What does a thermometer help us do? (a) see faraway stars (b) see tiny germs (c) find directions (d) measure body temperature
  5. 5.True or false: a microscope helps us hear the heartbeat. (a) False (b) True
  6. 6.What did René Laennec give us? (a) the smallpox vaccine (b) the printing press (c) the stethoscope (d) the electric battery
  7. 7.What does a microscope help us do? (a) talk to people far away (b) see tiny germs (c) see faraway stars (d) measure body temperature
  8. 8.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  9. 9.What does a telephone help us do? (a) talk to people far away (b) measure body temperature (c) tell the time (d) see faraway stars
  10. 10.What does a compass help us do? (a) hear the heartbeat (b) find directions (c) do sums quickly (d) measure body temperature
  11. 11.True or false: a microscope helps us talk to people far away. (a) True (b) False
  12. 12.💡 Who gave us penicillin? (a) Alexander Graham Bell (b) Johannes Gutenberg (c) Alexander Fleming (d) Wilhelm Röntgen
  13. 13.💡 Who gave us the stethoscope? (a) the Wright brothers (b) René Laennec (c) Alexander Fleming (d) Alexander Graham Bell
  14. 14.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  15. 15.True or false: a telescope helps us do sums quickly. (a) False (b) True
  16. 16.💡 Who gave us the first aeroplane? (a) Alexander Graham Bell (b) Alexander Fleming (c) the Wright brothers (d) Edward Jenner
  17. 17.🔧 Which invention helps us hear the heartbeat? (a) compass (b) thermometer (c) stethoscope (d) printing press
  18. 18.What does a stethoscope help us do? (a) measure body temperature (b) talk to people far away (c) print many books (d) hear the heartbeat
  19. 19.True or false: a telescope helps us see faraway stars. (a) False (b) True
  20. 20.What did Alexander Graham Bell give us? (a) the telephone (b) the smallpox vaccine (c) the first aeroplane (d) penicillin
  21. 21.True or false: Edward Jenner gave us the printing press. (a) True (b) False
  22. 22.What does a printing press help us do? (a) talk to people far away (b) find directions (c) see tiny germs (d) print many books
  23. 23.🔧 Which invention helps us measure body temperature? (a) calculator (b) telephone (c) printing press (d) thermometer
  24. 24.💡 Who gave us the smallpox vaccine? (a) Alexander Fleming (b) Wilhelm Röntgen (c) Louis Braille (d) Edward Jenner
  25. 25.True or false: a stethoscope helps us talk to people far away. (a) False (b) True
  26. 26.What did Alessandro Volta give us? (a) the first aeroplane (b) the telephone (c) the electric battery (d) the smallpox vaccine
  27. 27.What did Alexander Fleming give us? (a) X-rays (b) raised-dot writing (c) penicillin (d) the smallpox vaccine
  28. 28.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  29. 29.True or false: a telescope helps us hear the heartbeat. (a) False (b) True
  30. 30.True or false: a microscope helps us measure body temperature. (a) False (b) True
  31. 31.What did Johannes Gutenberg give us? (a) the stethoscope (b) the first aeroplane (c) the printing press (d) the telephone
  32. 32.What did Louis Braille give us? (a) raised-dot writing (b) the telephone (c) the first aeroplane (d) the printing press
  33. 33.True or false: Alexander Fleming gave us the smallpox vaccine. (a) True (b) False
  34. 34.🔧 Which invention helps us see tiny germs? (a) clock (b) thermometer (c) microscope (d) telephone
  35. 35.True or false: a telephone helps us measure body temperature. (a) True (b) False
  36. 36.🔧 Which invention helps us see faraway stars? (a) clock (b) microscope (c) printing press (d) telescope
  37. 37.🔧 Which invention helps us print many books? (a) thermometer (b) printing press (c) stethoscope (d) telescope
  38. 38.True or false: a compass helps us see faraway stars. (a) True (b) False
  39. 39.💡 Who gave us raised-dot writing? (a) Edward Jenner (b) Johannes Gutenberg (c) Louis Braille (d) Wilhelm Röntgen
  40. 40.🔧 Which invention helps us find directions? (a) compass (b) telescope (c) clock (d) telephone

Answer key

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

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