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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 904 · 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: Louis Braille gave us the first aeroplane. (a) True (b) False
  2. 2.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  3. 3.What did the Wright brothers give us? (a) X-rays (b) the smallpox vaccine (c) the electric battery (d) the first aeroplane
  4. 4.💡 Who gave us the telephone? (a) Johannes Gutenberg (b) Wilhelm Röntgen (c) the Wright brothers (d) Alexander Graham Bell
  5. 5.True or false: a thermometer helps us talk to people far away. (a) False (b) True
  6. 6.💡 Who gave us the stethoscope? (a) Alexander Graham Bell (b) René Laennec (c) Edward Jenner (d) the Wright brothers
  7. 7.What did Alessandro Volta give us? (a) the first aeroplane (b) penicillin (c) the stethoscope (d) the electric battery
  8. 8.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  9. 9.💡 Who gave us X-rays? (a) René Laennec (b) Alessandro Volta (c) Wilhelm Röntgen (d) the Wright brothers
  10. 10.🔧 Which invention helps us talk to people far away? (a) printing press (b) stethoscope (c) telephone (d) calculator
  11. 11.What did René Laennec give us? (a) the stethoscope (b) the telephone (c) raised-dot writing (d) the printing press
  12. 12.What does a telephone help us do? (a) see tiny germs (b) see faraway stars (c) measure body temperature (d) talk to people far away
  13. 13.What does a printing press help us do? (a) find directions (b) tell the time (c) see faraway stars (d) print many books
  14. 14.True or false: a microscope helps us see tiny germs. (a) True (b) False
  15. 15.🔧 Which invention helps us find directions? (a) microscope (b) printing press (c) clock (d) compass
  16. 16.True or false: a stethoscope helps us talk to people far away. (a) False (b) True
  17. 17.What does a thermometer help us do? (a) do sums quickly (b) measure body temperature (c) see tiny germs (d) find directions
  18. 18.What did Alexander Fleming give us? (a) the telephone (b) penicillin (c) the smallpox vaccine (d) the electric battery
  19. 19.💡 Who gave us penicillin? (a) Johannes Gutenberg (b) Alexander Fleming (c) Alexander Graham Bell (d) Alessandro Volta
  20. 20.🔧 Which invention helps us hear the heartbeat? (a) printing press (b) telescope (c) thermometer (d) stethoscope
  21. 21.What does a stethoscope help us do? (a) do sums quickly (b) tell the time (c) talk to people far away (d) hear the heartbeat
  22. 22.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  23. 23.What does a clock help us do? (a) measure body temperature (b) tell the time (c) talk to people far away (d) print many books
  24. 24.True or false: the Wright brothers gave us the telephone. (a) True (b) False
  25. 25.True or false: Louis Braille gave us the smallpox vaccine. (a) True (b) False
  26. 26.True or false: Edward Jenner gave us the first aeroplane. (a) False (b) True
  27. 27.🔧 Which invention helps us measure body temperature? (a) thermometer (b) stethoscope (c) telephone (d) compass
  28. 28.What did Wilhelm Röntgen give us? (a) raised-dot writing (b) the telephone (c) the smallpox vaccine (d) X-rays
  29. 29.What did Alexander Graham Bell give us? (a) X-rays (b) penicillin (c) the telephone (d) the first aeroplane
  30. 30.True or false: a telescope helps us see tiny germs. (a) True (b) False
  31. 31.True or false: a telescope helps us talk to people far away. (a) False (b) True
  32. 32.True or false: a stethoscope helps us print many books. (a) False (b) True
  33. 33.True or false: a printing press helps us print many books. (a) False (b) True
  34. 34.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  35. 35.💡 Who gave us the first aeroplane? (a) Edward Jenner (b) the Wright brothers (c) Louis Braille (d) Alexander Fleming
  36. 36.What does a telescope help us do? (a) hear the heartbeat (b) print many books (c) see faraway stars (d) see tiny germs
  37. 37.True or false: a clock helps us tell the time. (a) False (b) True
  38. 38.True or false: Wilhelm Röntgen gave us X-rays. (a) True (b) False
  39. 39.True or false: a clock helps us talk to people far away. (a) True (b) False
  40. 40.What did Louis Braille give us? (a) the telephone (b) the smallpox vaccine (c) raised-dot writing (d) penicillin

Answer key

  1. False
  2. True
  3. the first aeroplane
  4. Alexander Graham Bell
  5. False
  6. René Laennec
  7. the electric battery
  8. True
  9. Wilhelm Röntgen
  10. telephone
  11. the stethoscope
  12. talk to people far away
  13. print many books
  14. True
  15. compass
  16. False
  17. measure body temperature
  18. penicillin
  19. Alexander Fleming
  20. stethoscope
  21. hear the heartbeat
  22. True
  23. tell the time
  24. False
  25. False
  26. False
  27. thermometer
  28. X-rays
  29. the telephone
  30. False
  31. False
  32. False
  33. True
  34. True
  35. the Wright brothers
  36. see faraway stars
  37. True
  38. True
  39. False
  40. raised-dot writing

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