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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 109 · 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: the Wright brothers gave us X-rays. (a) True (b) False
  2. 2.True or false: Edward Jenner gave us the printing press. (a) False (b) True
  3. 3.What did Alexander Graham Bell give us? (a) X-rays (b) penicillin (c) the telephone (d) the printing press
  4. 4.True or false: Wilhelm Röntgen gave us the first aeroplane. (a) False (b) True
  5. 5.What does a thermometer help us do? (a) find directions (b) see faraway stars (c) do sums quickly (d) measure body temperature
  6. 6.True or false: Johannes Gutenberg gave us the electric battery. (a) False (b) True
  7. 7.🔧 Which invention helps us talk to people far away? (a) telephone (b) calculator (c) telescope (d) stethoscope
  8. 8.🔧 Which invention helps us see faraway stars? (a) calculator (b) telephone (c) telescope (d) thermometer
  9. 9.True or false: a printing press helps us print many books. (a) False (b) True
  10. 10.What did Alexander Fleming give us? (a) raised-dot writing (b) the stethoscope (c) penicillin (d) the first aeroplane
  11. 11.💡 Who gave us the electric battery? (a) Johannes Gutenberg (b) Alessandro Volta (c) the Wright brothers (d) Louis Braille
  12. 12.True or false: Edward Jenner gave us the smallpox vaccine. (a) True (b) False
  13. 13.What does a stethoscope help us do? (a) tell the time (b) measure body temperature (c) hear the heartbeat (d) find directions
  14. 14.🔧 Which invention helps us tell the time? (a) clock (b) thermometer (c) microscope (d) calculator
  15. 15.💡 Who gave us the telephone? (a) Louis Braille (b) Alexander Graham Bell (c) Alexander Fleming (d) Edward Jenner
  16. 16.What did Johannes Gutenberg give us? (a) the printing press (b) penicillin (c) the stethoscope (d) the electric battery
  17. 17.True or false: a compass helps us find directions. (a) True (b) False
  18. 18.True or false: a thermometer helps us measure body temperature. (a) False (b) True
  19. 19.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  20. 20.What did Louis Braille give us? (a) the electric battery (b) the first aeroplane (c) the stethoscope (d) raised-dot writing
  21. 21.What does a compass help us do? (a) talk to people far away (b) tell the time (c) hear the heartbeat (d) find directions
  22. 22.🔧 Which invention helps us hear the heartbeat? (a) telephone (b) calculator (c) stethoscope (d) telescope
  23. 23.💡 Who gave us the printing press? (a) Johannes Gutenberg (b) the Wright brothers (c) Alexander Graham Bell (d) Edward Jenner
  24. 24.🔧 Which invention helps us do sums quickly? (a) telescope (b) compass (c) calculator (d) clock
  25. 25.💡 Who gave us the first aeroplane? (a) the Wright brothers (b) Johannes Gutenberg (c) Alexander Fleming (d) Alexander Graham Bell
  26. 26.🔧 Which invention helps us find directions? (a) microscope (b) compass (c) clock (d) stethoscope
  27. 27.What does a microscope help us do? (a) tell the time (b) see faraway stars (c) measure body temperature (d) see tiny germs
  28. 28.What did René Laennec give us? (a) the first aeroplane (b) penicillin (c) the stethoscope (d) the telephone
  29. 29.💡 Who gave us X-rays? (a) Louis Braille (b) René Laennec (c) Wilhelm Röntgen (d) the Wright brothers
  30. 30.What does a printing press help us do? (a) do sums quickly (b) print many books (c) hear the heartbeat (d) talk to people far away
  31. 31.True or false: Louis Braille gave us the printing press. (a) True (b) False
  32. 32.True or false: Alexander Graham Bell gave us the smallpox vaccine. (a) True (b) False
  33. 33.What did Edward Jenner give us? (a) the smallpox vaccine (b) X-rays (c) the first aeroplane (d) penicillin
  34. 34.💡 Who gave us the smallpox vaccine? (a) Louis Braille (b) Edward Jenner (c) the Wright brothers (d) Wilhelm Röntgen
  35. 35.True or false: a clock helps us hear the heartbeat. (a) True (b) False
  36. 36.True or false: a clock helps us measure body temperature. (a) False (b) True
  37. 37.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  38. 38.💡 Who gave us penicillin? (a) the Wright brothers (b) Wilhelm Röntgen (c) Alexander Fleming (d) Alexander Graham Bell
  39. 39.True or false: a printing press helps us see tiny germs. (a) False (b) True
  40. 40.🔧 Which invention helps us measure body temperature? (a) compass (b) thermometer (c) telescope (d) microscope

Answer key

  1. False
  2. False
  3. the telephone
  4. False
  5. measure body temperature
  6. False
  7. telephone
  8. telescope
  9. True
  10. penicillin
  11. Alessandro Volta
  12. True
  13. hear the heartbeat
  14. clock
  15. Alexander Graham Bell
  16. the printing press
  17. True
  18. True
  19. True
  20. raised-dot writing
  21. find directions
  22. stethoscope
  23. Johannes Gutenberg
  24. calculator
  25. the Wright brothers
  26. compass
  27. see tiny germs
  28. the stethoscope
  29. Wilhelm Röntgen
  30. print many books
  31. False
  32. False
  33. the smallpox vaccine
  34. Edward Jenner
  35. False
  36. False
  37. True
  38. Alexander Fleming
  39. False
  40. thermometer

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