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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 602 · 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: Alexander Graham Bell gave us the telephone. (a) True (b) False
  2. 2.💡 Who gave us penicillin? (a) Alexander Fleming (b) Louis Braille (c) Edward Jenner (d) Alexander Graham Bell
  3. 3.💡 Who gave us the electric battery? (a) Alexander Fleming (b) Edward Jenner (c) René Laennec (d) Alessandro Volta
  4. 4.What did Alessandro Volta give us? (a) the printing press (b) the electric battery (c) the telephone (d) X-rays
  5. 5.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  6. 6.🔧 Which invention helps us see tiny germs? (a) thermometer (b) telephone (c) calculator (d) microscope
  7. 7.What did Alexander Graham Bell give us? (a) the telephone (b) the smallpox vaccine (c) penicillin (d) the stethoscope
  8. 8.What does a telephone help us do? (a) see faraway stars (b) measure body temperature (c) talk to people far away (d) tell the time
  9. 9.💡 Who gave us the stethoscope? (a) Wilhelm Röntgen (b) Edward Jenner (c) René Laennec (d) Alexander Fleming
  10. 10.What does a compass help us do? (a) print many books (b) measure body temperature (c) find directions (d) hear the heartbeat
  11. 11.True or false: Alexander Graham Bell gave us penicillin. (a) True (b) False
  12. 12.What does a microscope help us do? (a) tell the time (b) print many books (c) talk to people far away (d) see tiny germs
  13. 13.True or false: a compass helps us hear the heartbeat. (a) True (b) False
  14. 14.True or false: a printing press helps us find directions. (a) False (b) True
  15. 15.💡 Who gave us the telephone? (a) René Laennec (b) Alexander Graham Bell (c) Johannes Gutenberg (d) Alexander Fleming
  16. 16.True or false: a compass helps us find directions. (a) True (b) False
  17. 17.🔧 Which invention helps us find directions? (a) microscope (b) thermometer (c) clock (d) compass
  18. 18.💡 Who gave us the smallpox vaccine? (a) Edward Jenner (b) Alexander Fleming (c) Wilhelm Röntgen (d) Louis Braille
  19. 19.True or false: Louis Braille gave us raised-dot writing. (a) True (b) False
  20. 20.True or false: a telescope helps us do sums quickly. (a) True (b) False
  21. 21.What does a stethoscope help us do? (a) hear the heartbeat (b) see tiny germs (c) see faraway stars (d) do sums quickly
  22. 22.🔧 Which invention helps us tell the time? (a) stethoscope (b) clock (c) telephone (d) microscope
  23. 23.🔧 Which invention helps us print many books? (a) telephone (b) compass (c) telescope (d) printing press
  24. 24.💡 Who gave us X-rays? (a) Alexander Fleming (b) Louis Braille (c) Edward Jenner (d) Wilhelm Röntgen
  25. 25.What did the Wright brothers give us? (a) the telephone (b) the first aeroplane (c) penicillin (d) the printing press
  26. 26.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  27. 27.What did Wilhelm Röntgen give us? (a) the printing press (b) the first aeroplane (c) raised-dot writing (d) X-rays
  28. 28.True or false: Alexander Graham Bell gave us the stethoscope. (a) True (b) False
  29. 29.💡 Who gave us the first aeroplane? (a) Louis Braille (b) Alexander Fleming (c) Alexander Graham Bell (d) the Wright brothers
  30. 30.💡 Who gave us the printing press? (a) René Laennec (b) the Wright brothers (c) Wilhelm Röntgen (d) Johannes Gutenberg
  31. 31.True or false: a thermometer helps us hear the heartbeat. (a) False (b) True
  32. 32.True or false: Wilhelm Röntgen gave us X-rays. (a) False (b) True
  33. 33.🔧 Which invention helps us hear the heartbeat? (a) clock (b) thermometer (c) compass (d) stethoscope
  34. 34.True or false: a clock helps us talk to people far away. (a) True (b) False
  35. 35.What did Alexander Fleming give us? (a) the telephone (b) the printing press (c) raised-dot writing (d) penicillin
  36. 36.True or false: Alessandro Volta gave us the first aeroplane. (a) True (b) False
  37. 37.What does a telescope help us do? (a) find directions (b) see faraway stars (c) do sums quickly (d) see tiny germs
  38. 38.🔧 Which invention helps us see faraway stars? (a) stethoscope (b) telescope (c) telephone (d) printing press
  39. 39.What does a clock help us do? (a) do sums quickly (b) tell the time (c) find directions (d) see faraway stars
  40. 40.What did René Laennec give us? (a) the stethoscope (b) penicillin (c) raised-dot writing (d) the electric battery

Answer key

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

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