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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 586 · 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 stethoscope help us do? (a) hear the heartbeat (b) measure body temperature (c) see tiny germs (d) do sums quickly
  2. 2.💡 Who gave us the first aeroplane? (a) René Laennec (b) Edward Jenner (c) Alessandro Volta (d) the Wright brothers
  3. 3.💡 Who gave us X-rays? (a) Alexander Fleming (b) Alessandro Volta (c) Alexander Graham Bell (d) Wilhelm Röntgen
  4. 4.💡 Who gave us the stethoscope? (a) Alexander Graham Bell (b) Wilhelm Röntgen (c) René Laennec (d) Johannes Gutenberg
  5. 5.What did the Wright brothers give us? (a) X-rays (b) the telephone (c) the first aeroplane (d) the smallpox vaccine
  6. 6.💡 Who gave us the electric battery? (a) René Laennec (b) Edward Jenner (c) Alexander Fleming (d) Alessandro Volta
  7. 7.🔧 Which invention helps us see faraway stars? (a) microscope (b) telescope (c) clock (d) telephone
  8. 8.What does a telephone help us do? (a) talk to people far away (b) see tiny germs (c) find directions (d) hear the heartbeat
  9. 9.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  10. 10.True or false: René Laennec gave us the telephone. (a) False (b) True
  11. 11.🔧 Which invention helps us measure body temperature? (a) compass (b) microscope (c) calculator (d) thermometer
  12. 12.True or false: a calculator helps us do sums quickly. (a) False (b) True
  13. 13.What did Johannes Gutenberg give us? (a) raised-dot writing (b) the stethoscope (c) the smallpox vaccine (d) the printing press
  14. 14.🔧 Which invention helps us print many books? (a) microscope (b) stethoscope (c) calculator (d) printing press
  15. 15.💡 Who gave us the printing press? (a) Wilhelm Röntgen (b) René Laennec (c) Johannes Gutenberg (d) the Wright brothers
  16. 16.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  17. 17.🔧 Which invention helps us find directions? (a) calculator (b) telescope (c) thermometer (d) compass
  18. 18.True or false: the Wright brothers gave us raised-dot writing. (a) True (b) False
  19. 19.What did Alexander Fleming give us? (a) the first aeroplane (b) penicillin (c) the stethoscope (d) the electric battery
  20. 20.What did René Laennec give us? (a) the electric battery (b) the first aeroplane (c) the stethoscope (d) the printing press
  21. 21.🔧 Which invention helps us do sums quickly? (a) compass (b) telephone (c) printing press (d) calculator
  22. 22.What did Alessandro Volta give us? (a) the printing press (b) raised-dot writing (c) the electric battery (d) the stethoscope
  23. 23.True or false: Wilhelm Röntgen gave us X-rays. (a) True (b) False
  24. 24.What did Alexander Graham Bell give us? (a) the telephone (b) the printing press (c) X-rays (d) the stethoscope
  25. 25.🔧 Which invention helps us see tiny germs? (a) printing press (b) thermometer (c) microscope (d) compass
  26. 26.True or false: a printing press helps us find directions. (a) True (b) False
  27. 27.True or false: Johannes Gutenberg gave us penicillin. (a) False (b) True
  28. 28.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  29. 29.What does a thermometer help us do? (a) see faraway stars (b) measure body temperature (c) see tiny germs (d) find directions
  30. 30.What did Edward Jenner give us? (a) the first aeroplane (b) X-rays (c) the smallpox vaccine (d) the telephone
  31. 31.True or false: a printing press helps us talk to people far away. (a) False (b) True
  32. 32.What did Wilhelm Röntgen give us? (a) the electric battery (b) the first aeroplane (c) X-rays (d) raised-dot writing
  33. 33.What does a compass help us do? (a) tell the time (b) find directions (c) measure body temperature (d) see tiny germs
  34. 34.💡 Who gave us penicillin? (a) Alexander Fleming (b) Edward Jenner (c) Louis Braille (d) René Laennec
  35. 35.What does a clock help us do? (a) see faraway stars (b) hear the heartbeat (c) tell the time (d) talk to people far away
  36. 36.True or false: Edward Jenner gave us the electric battery. (a) True (b) False
  37. 37.What did Louis Braille give us? (a) the telephone (b) the stethoscope (c) raised-dot writing (d) the smallpox vaccine
  38. 38.💡 Who gave us the smallpox vaccine? (a) Edward Jenner (b) Alexander Graham Bell (c) Alexander Fleming (d) Wilhelm Röntgen
  39. 39.💡 Who gave us raised-dot writing? (a) Louis Braille (b) Edward Jenner (c) Alessandro Volta (d) Johannes Gutenberg
  40. 40.What does a telescope help us do? (a) talk to people far away (b) see tiny germs (c) print many books (d) see faraway stars

Answer key

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

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