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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 129 · 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.What does a clock help us do? (a) print many books (b) see faraway stars (c) do sums quickly (d) tell the time
  2. 2.True or false: a clock helps us see tiny germs. (a) True (b) False
  3. 3.🔧 Which invention helps us do sums quickly? (a) printing press (b) calculator (c) telephone (d) thermometer
  4. 4.🔧 Which invention helps us see tiny germs? (a) compass (b) telescope (c) microscope (d) calculator
  5. 5.True or false: a stethoscope helps us talk to people far away. (a) True (b) False
  6. 6.💡 Who gave us the stethoscope? (a) René Laennec (b) Edward Jenner (c) Louis Braille (d) Wilhelm Röntgen
  7. 7.🔧 Which invention helps us measure body temperature? (a) microscope (b) clock (c) stethoscope (d) thermometer
  8. 8.What did Alexander Graham Bell give us? (a) the telephone (b) the printing press (c) the first aeroplane (d) raised-dot writing
  9. 9.True or false: a calculator helps us do sums quickly. (a) False (b) True
  10. 10.💡 Who gave us the electric battery? (a) the Wright brothers (b) Wilhelm Röntgen (c) Alessandro Volta (d) Alexander Fleming
  11. 11.True or false: Alexander Graham Bell gave us the printing press. (a) False (b) True
  12. 12.True or false: a telescope helps us print many books. (a) True (b) False
  13. 13.💡 Who gave us the first aeroplane? (a) the Wright brothers (b) Johannes Gutenberg (c) Alexander Graham Bell (d) Alexander Fleming
  14. 14.What did Johannes Gutenberg give us? (a) the stethoscope (b) raised-dot writing (c) the printing press (d) the smallpox vaccine
  15. 15.💡 Who gave us the printing press? (a) Johannes Gutenberg (b) the Wright brothers (c) Edward Jenner (d) Wilhelm Röntgen
  16. 16.What does a telescope help us do? (a) find directions (b) see faraway stars (c) measure body temperature (d) talk to people far away
  17. 17.True or false: Johannes Gutenberg gave us the smallpox vaccine. (a) False (b) True
  18. 18.💡 Who gave us the telephone? (a) Wilhelm Röntgen (b) René Laennec (c) Alexander Graham Bell (d) Alexander Fleming
  19. 19.💡 Who gave us raised-dot writing? (a) Alessandro Volta (b) Louis Braille (c) Alexander Graham Bell (d) René Laennec
  20. 20.What did the Wright brothers give us? (a) X-rays (b) penicillin (c) the first aeroplane (d) the electric battery
  21. 21.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  22. 22.🔧 Which invention helps us print many books? (a) thermometer (b) clock (c) calculator (d) printing press
  23. 23.💡 Who gave us penicillin? (a) Alexander Graham Bell (b) Alexander Fleming (c) René Laennec (d) Louis Braille
  24. 24.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  25. 25.True or false: a clock helps us find directions. (a) True (b) False
  26. 26.🔧 Which invention helps us find directions? (a) thermometer (b) microscope (c) compass (d) telescope
  27. 27.💡 Who gave us the smallpox vaccine? (a) Johannes Gutenberg (b) Alexander Fleming (c) Edward Jenner (d) Alessandro Volta
  28. 28.What does a thermometer help us do? (a) see tiny germs (b) find directions (c) measure body temperature (d) talk to people far away
  29. 29.What did Alexander Fleming give us? (a) the first aeroplane (b) penicillin (c) the printing press (d) the stethoscope
  30. 30.What did René Laennec give us? (a) the stethoscope (b) the smallpox vaccine (c) raised-dot writing (d) the printing press
  31. 31.True or false: Johannes Gutenberg gave us penicillin. (a) False (b) True
  32. 32.What did Alessandro Volta give us? (a) the smallpox vaccine (b) the electric battery (c) the printing press (d) the stethoscope
  33. 33.True or false: a telephone helps us do sums quickly. (a) True (b) False
  34. 34.True or false: the Wright brothers gave us the first aeroplane. (a) True (b) False
  35. 35.What does a stethoscope help us do? (a) print many books (b) tell the time (c) hear the heartbeat (d) measure body temperature
  36. 36.True or false: a telephone helps us tell the time. (a) False (b) True
  37. 37.True or false: a telescope helps us see faraway stars. (a) True (b) False
  38. 38.True or false: the Wright brothers gave us the printing press. (a) False (b) True
  39. 39.What does a compass help us do? (a) find directions (b) hear the heartbeat (c) see faraway stars (d) talk to people far away
  40. 40.True or false: René Laennec gave us X-rays. (a) True (b) False

Answer key

  1. tell the time
  2. False
  3. calculator
  4. microscope
  5. False
  6. René Laennec
  7. thermometer
  8. the telephone
  9. True
  10. Alessandro Volta
  11. False
  12. False
  13. the Wright brothers
  14. the printing press
  15. Johannes Gutenberg
  16. see faraway stars
  17. False
  18. Alexander Graham Bell
  19. Louis Braille
  20. the first aeroplane
  21. True
  22. printing press
  23. Alexander Fleming
  24. True
  25. False
  26. compass
  27. Edward Jenner
  28. measure body temperature
  29. penicillin
  30. the stethoscope
  31. False
  32. the electric battery
  33. False
  34. True
  35. hear the heartbeat
  36. False
  37. True
  38. False
  39. find directions
  40. False

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