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Class 4 GK Worksheet: Inventions and Inventors

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

Answer key

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

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