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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 114 · 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 does a compass help us do? (a) talk to people far away (b) find directions (c) see faraway stars (d) measure body temperature
  2. 2.💡 Who gave us penicillin? (a) Johannes Gutenberg (b) Alexander Graham Bell (c) Alexander Fleming (d) René Laennec
  3. 3.True or false: a telescope helps us see faraway stars. (a) True (b) False
  4. 4.🔧 Which invention helps us see tiny germs? (a) clock (b) calculator (c) telephone (d) microscope
  5. 5.What does a stethoscope help us do? (a) hear the heartbeat (b) see faraway stars (c) print many books (d) measure body temperature
  6. 6.True or false: a clock helps us see faraway stars. (a) True (b) False
  7. 7.What did Louis Braille give us? (a) the printing press (b) penicillin (c) the stethoscope (d) raised-dot writing
  8. 8.💡 Who gave us the telephone? (a) Edward Jenner (b) Alexander Graham Bell (c) Alessandro Volta (d) Louis Braille
  9. 9.True or false: a clock helps us tell the time. (a) False (b) True
  10. 10.💡 Who gave us the printing press? (a) Alexander Graham Bell (b) Edward Jenner (c) Alexander Fleming (d) Johannes Gutenberg
  11. 11.What does a telescope help us do? (a) do sums quickly (b) see tiny germs (c) hear the heartbeat (d) see faraway stars
  12. 12.True or false: a microscope helps us see tiny germs. (a) True (b) False
  13. 13.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  14. 14.True or false: a stethoscope helps us print many books. (a) False (b) True
  15. 15.🔧 Which invention helps us print many books? (a) calculator (b) telephone (c) printing press (d) telescope
  16. 16.What does a telephone help us do? (a) hear the heartbeat (b) tell the time (c) find directions (d) talk to people far away
  17. 17.True or false: Edward Jenner gave us the stethoscope. (a) False (b) True
  18. 18.🔧 Which invention helps us measure body temperature? (a) stethoscope (b) telescope (c) thermometer (d) calculator
  19. 19.🔧 Which invention helps us tell the time? (a) thermometer (b) calculator (c) telephone (d) clock
  20. 20.True or false: Alexander Graham Bell gave us the printing press. (a) True (b) False
  21. 21.💡 Who gave us the first aeroplane? (a) Johannes Gutenberg (b) Louis Braille (c) the Wright brothers (d) Wilhelm Röntgen
  22. 22.What does a printing press help us do? (a) print many books (b) tell the time (c) see tiny germs (d) hear the heartbeat
  23. 23.True or false: the Wright brothers gave us penicillin. (a) True (b) False
  24. 24.💡 Who gave us the electric battery? (a) Louis Braille (b) Alexander Fleming (c) René Laennec (d) Alessandro Volta
  25. 25.🔧 Which invention helps us hear the heartbeat? (a) thermometer (b) printing press (c) stethoscope (d) microscope
  26. 26.True or false: a calculator helps us measure body temperature. (a) False (b) True
  27. 27.🔧 Which invention helps us see faraway stars? (a) calculator (b) telescope (c) compass (d) microscope
  28. 28.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  29. 29.🔧 Which invention helps us do sums quickly? (a) clock (b) calculator (c) thermometer (d) compass
  30. 30.What did René Laennec give us? (a) the stethoscope (b) X-rays (c) the electric battery (d) raised-dot writing
  31. 31.What does a microscope help us do? (a) do sums quickly (b) see tiny germs (c) see faraway stars (d) measure body temperature
  32. 32.What does a thermometer help us do? (a) do sums quickly (b) see tiny germs (c) measure body temperature (d) print many books
  33. 33.🔧 Which invention helps us find directions? (a) calculator (b) telephone (c) compass (d) thermometer
  34. 34.🔧 Which invention helps us talk to people far away? (a) telescope (b) compass (c) telephone (d) thermometer
  35. 35.What does a clock help us do? (a) do sums quickly (b) tell the time (c) find directions (d) talk to people far away
  36. 36.What did Edward Jenner give us? (a) the smallpox vaccine (b) penicillin (c) the telephone (d) the printing press
  37. 37.True or false: a telephone helps us talk to people far away. (a) True (b) False
  38. 38.True or false: Alessandro Volta gave us the electric battery. (a) True (b) False
  39. 39.True or false: a calculator helps us do sums quickly. (a) False (b) True
  40. 40.What did Alexander Graham Bell give us? (a) the first aeroplane (b) the stethoscope (c) the smallpox vaccine (d) the telephone

Answer key

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

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