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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 216 · 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 stethoscope help us do? (a) measure body temperature (b) do sums quickly (c) print many books (d) hear the heartbeat
  2. 2.True or false: a printing press helps us print many books. (a) True (b) False
  3. 3.What does a microscope help us do? (a) tell the time (b) print many books (c) see tiny germs (d) do sums quickly
  4. 4.💡 Who gave us the electric battery? (a) Alexander Fleming (b) Alessandro Volta (c) Edward Jenner (d) Louis Braille
  5. 5.True or false: a thermometer helps us do sums quickly. (a) True (b) False
  6. 6.True or false: a microscope helps us see tiny germs. (a) False (b) True
  7. 7.What does a telescope help us do? (a) find directions (b) tell the time (c) hear the heartbeat (d) see faraway stars
  8. 8.💡 Who gave us raised-dot writing? (a) the Wright brothers (b) Johannes Gutenberg (c) Louis Braille (d) Edward Jenner
  9. 9.What does a calculator help us do? (a) hear the heartbeat (b) do sums quickly (c) see tiny germs (d) talk to people far away
  10. 10.What did Alexander Fleming give us? (a) penicillin (b) the electric battery (c) the stethoscope (d) the smallpox vaccine
  11. 11.🔧 Which invention helps us talk to people far away? (a) calculator (b) telephone (c) thermometer (d) stethoscope
  12. 12.🔧 Which invention helps us see tiny germs? (a) stethoscope (b) microscope (c) telescope (d) printing press
  13. 13.🔧 Which invention helps us see faraway stars? (a) thermometer (b) telescope (c) calculator (d) stethoscope
  14. 14.What does a printing press help us do? (a) see faraway stars (b) print many books (c) measure body temperature (d) find directions
  15. 15.What did Alexander Graham Bell give us? (a) the electric battery (b) the telephone (c) the first aeroplane (d) the printing press
  16. 16.What did Wilhelm Röntgen give us? (a) the telephone (b) X-rays (c) the stethoscope (d) the smallpox vaccine
  17. 17.💡 Who gave us the printing press? (a) Alexander Graham Bell (b) Wilhelm Röntgen (c) Johannes Gutenberg (d) Alexander Fleming
  18. 18.True or false: a stethoscope helps us talk to people far away. (a) True (b) False
  19. 19.💡 Who gave us the stethoscope? (a) Johannes Gutenberg (b) Alexander Graham Bell (c) René Laennec (d) the Wright brothers
  20. 20.What does a compass help us do? (a) do sums quickly (b) see tiny germs (c) see faraway stars (d) find directions
  21. 21.True or false: a telephone helps us see tiny germs. (a) True (b) False
  22. 22.True or false: a telephone helps us talk to people far away. (a) False (b) True
  23. 23.💡 Who gave us X-rays? (a) René Laennec (b) the Wright brothers (c) Wilhelm Röntgen (d) Alessandro Volta
  24. 24.What does a telephone help us do? (a) talk to people far away (b) measure body temperature (c) hear the heartbeat (d) tell the time
  25. 25.💡 Who gave us the first aeroplane? (a) Johannes Gutenberg (b) Alexander Graham Bell (c) Alessandro Volta (d) the Wright brothers
  26. 26.What did Johannes Gutenberg give us? (a) the smallpox vaccine (b) the stethoscope (c) the first aeroplane (d) the printing press
  27. 27.What did René Laennec give us? (a) raised-dot writing (b) the first aeroplane (c) the telephone (d) the stethoscope
  28. 28.True or false: a compass helps us see tiny germs. (a) True (b) False
  29. 29.🔧 Which invention helps us measure body temperature? (a) compass (b) telescope (c) thermometer (d) calculator
  30. 30.True or false: a clock helps us tell the time. (a) True (b) False
  31. 31.What did Louis Braille give us? (a) the smallpox vaccine (b) the electric battery (c) the first aeroplane (d) raised-dot writing
  32. 32.🔧 Which invention helps us tell the time? (a) clock (b) microscope (c) calculator (d) stethoscope
  33. 33.True or false: René Laennec gave us the stethoscope. (a) True (b) False
  34. 34.What does a clock help us do? (a) measure body temperature (b) find directions (c) hear the heartbeat (d) tell the time
  35. 35.What does a thermometer help us do? (a) find directions (b) talk to people far away (c) measure body temperature (d) hear the heartbeat
  36. 36.What did the Wright brothers give us? (a) the smallpox vaccine (b) the first aeroplane (c) the printing press (d) the telephone
  37. 37.True or false: Edward Jenner gave us the stethoscope. (a) False (b) True
  38. 38.💡 Who gave us the smallpox vaccine? (a) Alexander Graham Bell (b) the Wright brothers (c) Alessandro Volta (d) Edward Jenner
  39. 39.💡 Who gave us the telephone? (a) Alexander Graham Bell (b) the Wright brothers (c) Johannes Gutenberg (d) Louis Braille
  40. 40.True or false: a stethoscope helps us do sums quickly. (a) True (b) False

Answer key

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

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