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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 364 · 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 the Wright brothers give us? (a) the first aeroplane (b) the telephone (c) X-rays (d) the stethoscope
  2. 2.True or false: a clock helps us talk to people far away. (a) False (b) True
  3. 3.What does a printing press help us do? (a) tell the time (b) print many books (c) talk to people far away (d) find directions
  4. 4.True or false: a printing press helps us do sums quickly. (a) True (b) False
  5. 5.What did René Laennec give us? (a) the stethoscope (b) the electric battery (c) the first aeroplane (d) the smallpox vaccine
  6. 6.🔧 Which invention helps us measure body temperature? (a) calculator (b) thermometer (c) printing press (d) microscope
  7. 7.True or false: Alexander Fleming gave us X-rays. (a) False (b) True
  8. 8.What does a stethoscope help us do? (a) tell the time (b) talk to people far away (c) print many books (d) hear the heartbeat
  9. 9.True or false: a stethoscope helps us print many books. (a) False (b) True
  10. 10.True or false: a telephone helps us see faraway stars. (a) False (b) True
  11. 11.What does a thermometer help us do? (a) find directions (b) hear the heartbeat (c) measure body temperature (d) print many books
  12. 12.True or false: a microscope helps us print many books. (a) True (b) False
  13. 13.💡 Who gave us the first aeroplane? (a) the Wright brothers (b) Wilhelm Röntgen (c) René Laennec (d) Edward Jenner
  14. 14.True or false: a microscope helps us see faraway stars. (a) False (b) True
  15. 15.💡 Who gave us the telephone? (a) the Wright brothers (b) René Laennec (c) Johannes Gutenberg (d) Alexander Graham Bell
  16. 16.What does a microscope help us do? (a) see tiny germs (b) measure body temperature (c) do sums quickly (d) hear the heartbeat
  17. 17.True or false: a stethoscope helps us see faraway stars. (a) True (b) False
  18. 18.True or false: the Wright brothers gave us the printing press. (a) False (b) True
  19. 19.What did Alexander Graham Bell give us? (a) penicillin (b) the printing press (c) raised-dot writing (d) the telephone
  20. 20.True or false: a calculator helps us do sums quickly. (a) True (b) False
  21. 21.What does a calculator help us do? (a) do sums quickly (b) hear the heartbeat (c) see tiny germs (d) talk to people far away
  22. 22.What does a telescope help us do? (a) see faraway stars (b) see tiny germs (c) measure body temperature (d) talk to people far away
  23. 23.What does a telephone help us do? (a) do sums quickly (b) talk to people far away (c) see tiny germs (d) measure body temperature
  24. 24.True or false: a microscope helps us measure body temperature. (a) True (b) False
  25. 25.What did Wilhelm Röntgen give us? (a) raised-dot writing (b) X-rays (c) the telephone (d) the electric battery
  26. 26.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  27. 27.What did Johannes Gutenberg give us? (a) the telephone (b) the electric battery (c) the printing press (d) X-rays
  28. 28.True or false: the Wright brothers gave us penicillin. (a) True (b) False
  29. 29.True or false: a telescope helps us print many books. (a) False (b) True
  30. 30.True or false: a microscope helps us see tiny germs. (a) False (b) True
  31. 31.🔧 Which invention helps us print many books? (a) printing press (b) clock (c) compass (d) microscope
  32. 32.What does a clock help us do? (a) find directions (b) tell the time (c) see faraway stars (d) talk to people far away
  33. 33.True or false: a thermometer helps us find directions. (a) False (b) True
  34. 34.What does a compass help us do? (a) tell the time (b) measure body temperature (c) find directions (d) hear the heartbeat
  35. 35.What did Edward Jenner give us? (a) the smallpox vaccine (b) the telephone (c) the first aeroplane (d) raised-dot writing
  36. 36.💡 Who gave us penicillin? (a) Edward Jenner (b) Louis Braille (c) Alexander Fleming (d) Alexander Graham Bell
  37. 37.What did Alessandro Volta give us? (a) the electric battery (b) the printing press (c) the telephone (d) raised-dot writing
  38. 38.🔧 Which invention helps us hear the heartbeat? (a) telescope (b) printing press (c) stethoscope (d) microscope
  39. 39.💡 Who gave us the smallpox vaccine? (a) Wilhelm Röntgen (b) Edward Jenner (c) the Wright brothers (d) Alexander Fleming
  40. 40.🔧 Which invention helps us do sums quickly? (a) stethoscope (b) telescope (c) thermometer (d) calculator

Answer key

  1. the first aeroplane
  2. False
  3. print many books
  4. False
  5. the stethoscope
  6. thermometer
  7. False
  8. hear the heartbeat
  9. False
  10. False
  11. measure body temperature
  12. False
  13. the Wright brothers
  14. False
  15. Alexander Graham Bell
  16. see tiny germs
  17. False
  18. False
  19. the telephone
  20. True
  21. do sums quickly
  22. see faraway stars
  23. talk to people far away
  24. False
  25. X-rays
  26. True
  27. the printing press
  28. False
  29. False
  30. True
  31. printing press
  32. tell the time
  33. False
  34. find directions
  35. the smallpox vaccine
  36. Alexander Fleming
  37. the electric battery
  38. stethoscope
  39. Edward Jenner
  40. calculator

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