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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 85 · 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.What did Edward Jenner give us? (a) the stethoscope (b) penicillin (c) the smallpox vaccine (d) the first aeroplane
  2. 2.💡 Who gave us the printing press? (a) Alexander Fleming (b) Alexander Graham Bell (c) Johannes Gutenberg (d) Edward Jenner
  3. 3.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  4. 4.What does a compass help us do? (a) hear the heartbeat (b) tell the time (c) talk to people far away (d) find directions
  5. 5.What does a stethoscope help us do? (a) print many books (b) measure body temperature (c) hear the heartbeat (d) find directions
  6. 6.What did Alexander Fleming give us? (a) the first aeroplane (b) the stethoscope (c) the electric battery (d) penicillin
  7. 7.💡 Who gave us the first aeroplane? (a) Alexander Graham Bell (b) Louis Braille (c) Edward Jenner (d) the Wright brothers
  8. 8.💡 Who gave us the telephone? (a) Johannes Gutenberg (b) the Wright brothers (c) Alessandro Volta (d) Alexander Graham Bell
  9. 9.💡 Who gave us raised-dot writing? (a) Alexander Graham Bell (b) Edward Jenner (c) Louis Braille (d) Johannes Gutenberg
  10. 10.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  11. 11.True or false: a telephone helps us measure body temperature. (a) True (b) False
  12. 12.What does a calculator help us do? (a) hear the heartbeat (b) talk to people far away (c) measure body temperature (d) do sums quickly
  13. 13.🔧 Which invention helps us find directions? (a) stethoscope (b) compass (c) thermometer (d) telescope
  14. 14.💡 Who gave us the smallpox vaccine? (a) Edward Jenner (b) Alexander Fleming (c) the Wright brothers (d) Louis Braille
  15. 15.What did the Wright brothers give us? (a) penicillin (b) X-rays (c) the first aeroplane (d) the printing press
  16. 16.True or false: René Laennec gave us the telephone. (a) True (b) False
  17. 17.True or false: a thermometer helps us measure body temperature. (a) False (b) True
  18. 18.💡 Who gave us the electric battery? (a) Alexander Fleming (b) Wilhelm Röntgen (c) René Laennec (d) Alessandro Volta
  19. 19.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  20. 20.What did Alessandro Volta give us? (a) the stethoscope (b) the printing press (c) the electric battery (d) the smallpox vaccine
  21. 21.What did Alexander Graham Bell give us? (a) the printing press (b) penicillin (c) the stethoscope (d) the telephone
  22. 22.True or false: a telephone helps us find directions. (a) False (b) True
  23. 23.True or false: Louis Braille gave us raised-dot writing. (a) True (b) False
  24. 24.True or false: Louis Braille gave us the smallpox vaccine. (a) True (b) False
  25. 25.What did Louis Braille give us? (a) penicillin (b) raised-dot writing (c) the electric battery (d) X-rays
  26. 26.🔧 Which invention helps us measure body temperature? (a) thermometer (b) clock (c) printing press (d) telephone
  27. 27.True or false: a stethoscope helps us do sums quickly. (a) True (b) False
  28. 28.🔧 Which invention helps us talk to people far away? (a) stethoscope (b) calculator (c) clock (d) telephone
  29. 29.🔧 Which invention helps us hear the heartbeat? (a) thermometer (b) stethoscope (c) printing press (d) telescope
  30. 30.True or false: a compass helps us measure body temperature. (a) True (b) False
  31. 31.True or false: Wilhelm Röntgen gave us X-rays. (a) True (b) False
  32. 32.True or false: René Laennec gave us raised-dot writing. (a) True (b) False
  33. 33.What does a telescope help us do? (a) print many books (b) hear the heartbeat (c) talk to people far away (d) see faraway stars
  34. 34.🔧 Which invention helps us see faraway stars? (a) telephone (b) compass (c) clock (d) telescope
  35. 35.True or false: a thermometer helps us find directions. (a) True (b) False
  36. 36.What does a clock help us do? (a) tell the time (b) find directions (c) do sums quickly (d) see faraway stars
  37. 37.True or false: a telephone helps us tell the time. (a) False (b) True
  38. 38.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
  39. 39.True or false: Alexander Fleming gave us penicillin. (a) True (b) False
  40. 40.What does a thermometer help us do? (a) measure body temperature (b) see faraway stars (c) hear the heartbeat (d) tell the time

Answer key

  1. the smallpox vaccine
  2. Johannes Gutenberg
  3. True
  4. find directions
  5. hear the heartbeat
  6. penicillin
  7. the Wright brothers
  8. Alexander Graham Bell
  9. Louis Braille
  10. True
  11. False
  12. do sums quickly
  13. compass
  14. Edward Jenner
  15. the first aeroplane
  16. False
  17. True
  18. Alessandro Volta
  19. True
  20. the electric battery
  21. the telephone
  22. False
  23. True
  24. False
  25. raised-dot writing
  26. thermometer
  27. False
  28. telephone
  29. stethoscope
  30. False
  31. True
  32. False
  33. see faraway stars
  34. telescope
  35. False
  36. tell the time
  37. False
  38. talk to people far away
  39. True
  40. measure body temperature

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