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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 881 · 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: Edward Jenner gave us the printing press. (a) True (b) False
  2. 2.True or false: Alessandro Volta gave us the electric battery. (a) True (b) False
  3. 3.True or false: a telescope helps us see faraway stars. (a) True (b) False
  4. 4.💡 Who gave us raised-dot writing? (a) Louis Braille (b) Alessandro Volta (c) the Wright brothers (d) Wilhelm Röntgen
  5. 5.💡 Who gave us the telephone? (a) Alexander Graham Bell (b) Wilhelm Röntgen (c) Alexander Fleming (d) Johannes Gutenberg
  6. 6.What did the Wright brothers give us? (a) the first aeroplane (b) the smallpox vaccine (c) the electric battery (d) the telephone
  7. 7.True or false: a telescope helps us see tiny germs. (a) True (b) False
  8. 8.True or false: a clock helps us tell the time. (a) True (b) False
  9. 9.What did Alessandro Volta give us? (a) penicillin (b) the first aeroplane (c) the stethoscope (d) the electric battery
  10. 10.True or false: a telephone helps us talk to people far away. (a) True (b) False
  11. 11.True or false: Edward Jenner gave us the stethoscope. (a) True (b) False
  12. 12.What does a calculator help us do? (a) hear the heartbeat (b) do sums quickly (c) talk to people far away (d) find directions
  13. 13.True or false: a compass helps us see faraway stars. (a) False (b) True
  14. 14.💡 Who gave us the electric battery? (a) Edward Jenner (b) Alessandro Volta (c) Johannes Gutenberg (d) Louis Braille
  15. 15.What does a telephone help us do? (a) do sums quickly (b) measure body temperature (c) hear the heartbeat (d) talk to people far away
  16. 16.💡 Who gave us penicillin? (a) the Wright brothers (b) René Laennec (c) Alexander Fleming (d) Louis Braille
  17. 17.💡 Who gave us the stethoscope? (a) Alessandro Volta (b) Louis Braille (c) René Laennec (d) Wilhelm Röntgen
  18. 18.True or false: a thermometer helps us see faraway stars. (a) False (b) True
  19. 19.What did Johannes Gutenberg give us? (a) the telephone (b) the first aeroplane (c) the printing press (d) the smallpox vaccine
  20. 20.🔧 Which invention helps us tell the time? (a) clock (b) stethoscope (c) calculator (d) printing press
  21. 21.🔧 Which invention helps us measure body temperature? (a) telephone (b) thermometer (c) stethoscope (d) clock
  22. 22.💡 Who gave us the first aeroplane? (a) Alessandro Volta (b) Alexander Fleming (c) the Wright brothers (d) Louis Braille
  23. 23.🔧 Which invention helps us see tiny germs? (a) telephone (b) clock (c) thermometer (d) microscope
  24. 24.True or false: a compass helps us find directions. (a) True (b) False
  25. 25.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  26. 26.🔧 Which invention helps us hear the heartbeat? (a) telescope (b) stethoscope (c) compass (d) telephone
  27. 27.True or false: a clock helps us see faraway stars. (a) True (b) False
  28. 28.What did Alexander Fleming give us? (a) raised-dot writing (b) the first aeroplane (c) penicillin (d) X-rays
  29. 29.What does a stethoscope help us do? (a) tell the time (b) see faraway stars (c) do sums quickly (d) hear the heartbeat
  30. 30.What does a compass help us do? (a) see faraway stars (b) do sums quickly (c) find directions (d) hear the heartbeat
  31. 31.True or false: a telescope helps us hear the heartbeat. (a) False (b) True
  32. 32.💡 Who gave us the printing press? (a) Alessandro Volta (b) Johannes Gutenberg (c) Wilhelm Röntgen (d) the Wright brothers
  33. 33.True or false: a printing press helps us print many books. (a) True (b) False
  34. 34.🔧 Which invention helps us talk to people far away? (a) printing press (b) telephone (c) telescope (d) stethoscope
  35. 35.What does a thermometer help us do? (a) see faraway stars (b) talk to people far away (c) see tiny germs (d) measure body temperature
  36. 36.True or false: Louis Braille gave us the smallpox vaccine. (a) False (b) True
  37. 37.What did Wilhelm Röntgen give us? (a) the printing press (b) the first aeroplane (c) X-rays (d) the stethoscope
  38. 38.What does a clock help us do? (a) hear the heartbeat (b) do sums quickly (c) tell the time (d) find directions
  39. 39.True or false: a thermometer helps us measure body temperature. (a) False (b) True
  40. 40.🔧 Which invention helps us print many books? (a) telephone (b) printing press (c) compass (d) microscope

Answer key

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

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