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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 332 · 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 first aeroplane? (a) Alexander Fleming (b) the Wright brothers (c) Alexander Graham Bell (d) René Laennec
  2. 2.What does a telescope help us do? (a) find directions (b) see faraway stars (c) tell the time (d) measure body temperature
  3. 3.What does a microscope help us do? (a) do sums quickly (b) tell the time (c) see tiny germs (d) see faraway stars
  4. 4.True or false: Alexander Fleming gave us X-rays. (a) False (b) True
  5. 5.True or false: a compass helps us do sums quickly. (a) True (b) False
  6. 6.💡 Who gave us the stethoscope? (a) the Wright brothers (b) Johannes Gutenberg (c) René Laennec (d) Alexander Fleming
  7. 7.What did René Laennec give us? (a) the printing press (b) the stethoscope (c) penicillin (d) the electric battery
  8. 8.💡 Who gave us the telephone? (a) Alexander Fleming (b) Alexander Graham Bell (c) Wilhelm Röntgen (d) René Laennec
  9. 9.🔧 Which invention helps us do sums quickly? (a) compass (b) thermometer (c) telephone (d) calculator
  10. 10.True or false: Wilhelm Röntgen gave us the stethoscope. (a) False (b) True
  11. 11.True or false: Wilhelm Röntgen gave us X-rays. (a) False (b) True
  12. 12.True or false: René Laennec gave us the smallpox vaccine. (a) False (b) True
  13. 13.What did Edward Jenner give us? (a) the stethoscope (b) the smallpox vaccine (c) raised-dot writing (d) penicillin
  14. 14.💡 Who gave us the smallpox vaccine? (a) Alexander Graham Bell (b) René Laennec (c) Edward Jenner (d) the Wright brothers
  15. 15.🔧 Which invention helps us measure body temperature? (a) calculator (b) printing press (c) thermometer (d) stethoscope
  16. 16.What did Louis Braille give us? (a) the telephone (b) the stethoscope (c) the printing press (d) raised-dot writing
  17. 17.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  18. 18.🔧 Which invention helps us see faraway stars? (a) calculator (b) telescope (c) stethoscope (d) thermometer
  19. 19.What does a stethoscope help us do? (a) talk to people far away (b) hear the heartbeat (c) see faraway stars (d) tell the time
  20. 20.True or false: Louis Braille gave us the smallpox vaccine. (a) False (b) True
  21. 21.🔧 Which invention helps us find directions? (a) thermometer (b) compass (c) clock (d) telephone
  22. 22.🔧 Which invention helps us hear the heartbeat? (a) stethoscope (b) thermometer (c) microscope (d) compass
  23. 23.What does a clock help us do? (a) see faraway stars (b) do sums quickly (c) tell the time (d) measure body temperature
  24. 24.True or false: Louis Braille gave us the printing press. (a) False (b) True
  25. 25.True or false: a clock helps us print many books. (a) True (b) False
  26. 26.True or false: Alexander Graham Bell gave us the first aeroplane. (a) False (b) True
  27. 27.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  28. 28.What did Wilhelm Röntgen give us? (a) the telephone (b) the printing press (c) X-rays (d) raised-dot writing
  29. 29.What did the Wright brothers give us? (a) the first aeroplane (b) penicillin (c) the telephone (d) the printing press
  30. 30.What does a printing press help us do? (a) talk to people far away (b) hear the heartbeat (c) see tiny germs (d) print many books
  31. 31.True or false: a thermometer helps us tell the time. (a) True (b) False
  32. 32.What did Johannes Gutenberg give us? (a) the printing press (b) the smallpox vaccine (c) the electric battery (d) raised-dot writing
  33. 33.True or false: a clock helps us hear the heartbeat. (a) True (b) False
  34. 34.True or false: a telephone helps us tell the time. (a) False (b) True
  35. 35.💡 Who gave us X-rays? (a) Alexander Graham Bell (b) Alessandro Volta (c) Wilhelm Röntgen (d) René Laennec
  36. 36.True or false: a telescope helps us see faraway stars. (a) False (b) True
  37. 37.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  38. 38.💡 Who gave us the electric battery? (a) the Wright brothers (b) Alexander Graham Bell (c) Alessandro Volta (d) Johannes Gutenberg
  39. 39.True or false: Johannes Gutenberg gave us the electric battery. (a) False (b) True
  40. 40.💡 Who gave us raised-dot writing? (a) Louis Braille (b) Edward Jenner (c) Wilhelm Röntgen (d) Alessandro Volta

Answer key

  1. the Wright brothers
  2. see faraway stars
  3. see tiny germs
  4. False
  5. False
  6. René Laennec
  7. the stethoscope
  8. Alexander Graham Bell
  9. calculator
  10. False
  11. True
  12. False
  13. the smallpox vaccine
  14. Edward Jenner
  15. thermometer
  16. raised-dot writing
  17. True
  18. telescope
  19. hear the heartbeat
  20. False
  21. compass
  22. stethoscope
  23. tell the time
  24. False
  25. False
  26. False
  27. True
  28. X-rays
  29. the first aeroplane
  30. print many books
  31. False
  32. the printing press
  33. False
  34. False
  35. Wilhelm Röntgen
  36. True
  37. True
  38. Alessandro Volta
  39. False
  40. Louis Braille

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