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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 608 · 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 Fleming gave us penicillin. (a) False (b) True
  2. 2.What does a telephone help us do? (a) talk to people far away (b) hear the heartbeat (c) see tiny germs (d) measure body temperature
  3. 3.💡 Who gave us the electric battery? (a) Alexander Fleming (b) Louis Braille (c) Alexander Graham Bell (d) Alessandro Volta
  4. 4.💡 Who gave us the telephone? (a) Edward Jenner (b) René Laennec (c) Alexander Graham Bell (d) the Wright brothers
  5. 5.What does a compass help us do? (a) hear the heartbeat (b) find directions (c) measure body temperature (d) print many books
  6. 6.What did Alexander Graham Bell give us? (a) the telephone (b) the printing press (c) the smallpox vaccine (d) raised-dot writing
  7. 7.What did Edward Jenner give us? (a) the first aeroplane (b) the smallpox vaccine (c) the electric battery (d) the printing press
  8. 8.True or false: Alessandro Volta gave us the stethoscope. (a) False (b) True
  9. 9.True or false: a stethoscope helps us tell the time. (a) False (b) True
  10. 10.🔧 Which invention helps us measure body temperature? (a) thermometer (b) stethoscope (c) clock (d) compass
  11. 11.🔧 Which invention helps us do sums quickly? (a) microscope (b) calculator (c) thermometer (d) stethoscope
  12. 12.True or false: Alessandro Volta gave us the electric battery. (a) True (b) False
  13. 13.💡 Who gave us the stethoscope? (a) Alexander Graham Bell (b) Alexander Fleming (c) René Laennec (d) the Wright brothers
  14. 14.💡 Who gave us the printing press? (a) Louis Braille (b) René Laennec (c) Johannes Gutenberg (d) Alexander Graham Bell
  15. 15.What did Alessandro Volta give us? (a) penicillin (b) the electric battery (c) the printing press (d) the smallpox vaccine
  16. 16.What did Johannes Gutenberg give us? (a) the stethoscope (b) the printing press (c) the telephone (d) raised-dot writing
  17. 17.🔧 Which invention helps us see tiny germs? (a) telescope (b) stethoscope (c) microscope (d) thermometer
  18. 18.True or false: the Wright brothers gave us the electric battery. (a) True (b) False
  19. 19.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  20. 20.True or false: a telescope helps us find directions. (a) True (b) False
  21. 21.True or false: Alexander Graham Bell gave us penicillin. (a) False (b) True
  22. 22.🔧 Which invention helps us see faraway stars? (a) telephone (b) compass (c) stethoscope (d) telescope
  23. 23.What did the Wright brothers give us? (a) the electric battery (b) the smallpox vaccine (c) X-rays (d) the first aeroplane
  24. 24.True or false: Alexander Graham Bell gave us the first aeroplane. (a) True (b) False
  25. 25.True or false: the Wright brothers gave us the telephone. (a) True (b) False
  26. 26.What does a thermometer help us do? (a) see faraway stars (b) talk to people far away (c) measure body temperature (d) hear the heartbeat
  27. 27.What does a clock help us do? (a) tell the time (b) measure body temperature (c) do sums quickly (d) hear the heartbeat
  28. 28.True or false: a clock helps us tell the time. (a) True (b) False
  29. 29.True or false: a telescope helps us tell the time. (a) True (b) False
  30. 30.What does a microscope help us do? (a) see tiny germs (b) tell the time (c) see faraway stars (d) do sums quickly
  31. 31.What does a stethoscope help us do? (a) see faraway stars (b) hear the heartbeat (c) tell the time (d) do sums quickly
  32. 32.True or false: Louis Braille gave us X-rays. (a) False (b) True
  33. 33.💡 Who gave us the smallpox vaccine? (a) Louis Braille (b) Edward Jenner (c) René Laennec (d) Alexander Graham Bell
  34. 34.True or false: Johannes Gutenberg gave us raised-dot writing. (a) True (b) False
  35. 35.What did Alexander Fleming give us? (a) raised-dot writing (b) the telephone (c) X-rays (d) penicillin
  36. 36.True or false: a calculator helps us hear the heartbeat. (a) False (b) True
  37. 37.What did Louis Braille give us? (a) the electric battery (b) the smallpox vaccine (c) raised-dot writing (d) the first aeroplane
  38. 38.💡 Who gave us the first aeroplane? (a) the Wright brothers (b) René Laennec (c) Wilhelm Röntgen (d) Edward Jenner
  39. 39.What did Wilhelm Röntgen give us? (a) the stethoscope (b) penicillin (c) raised-dot writing (d) X-rays
  40. 40.True or false: a thermometer helps us measure body temperature. (a) True (b) False

Answer key

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

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