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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 287 · 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 telescope help us do? (a) do sums quickly (b) see faraway stars (c) find directions (d) hear the heartbeat
  2. 2.True or false: Johannes Gutenberg gave us X-rays. (a) False (b) True
  3. 3.🔧 Which invention helps us tell the time? (a) telescope (b) clock (c) telephone (d) compass
  4. 4.True or false: René Laennec gave us the printing press. (a) False (b) True
  5. 5.What does a compass help us do? (a) hear the heartbeat (b) talk to people far away (c) measure body temperature (d) find directions
  6. 6.🔧 Which invention helps us print many books? (a) printing press (b) thermometer (c) microscope (d) telephone
  7. 7.What did Alexander Graham Bell give us? (a) penicillin (b) the telephone (c) X-rays (d) the stethoscope
  8. 8.🔧 Which invention helps us hear the heartbeat? (a) calculator (b) clock (c) thermometer (d) stethoscope
  9. 9.💡 Who gave us the first aeroplane? (a) Louis Braille (b) Johannes Gutenberg (c) Edward Jenner (d) the Wright brothers
  10. 10.What did Alessandro Volta give us? (a) the printing press (b) the stethoscope (c) the electric battery (d) X-rays
  11. 11.True or false: a telescope helps us print many books. (a) True (b) False
  12. 12.True or false: Louis Braille gave us raised-dot writing. (a) True (b) False
  13. 13.🔧 Which invention helps us see faraway stars? (a) telephone (b) microscope (c) telescope (d) compass
  14. 14.💡 Who gave us the printing press? (a) the Wright brothers (b) Alessandro Volta (c) Johannes Gutenberg (d) Alexander Fleming
  15. 15.True or false: a thermometer helps us measure body temperature. (a) False (b) True
  16. 16.🔧 Which invention helps us talk to people far away? (a) compass (b) telephone (c) printing press (d) thermometer
  17. 17.What does a thermometer help us do? (a) do sums quickly (b) measure body temperature (c) see tiny germs (d) tell the time
  18. 18.What did Alexander Fleming give us? (a) raised-dot writing (b) the stethoscope (c) the first aeroplane (d) penicillin
  19. 19.True or false: a compass helps us see tiny germs. (a) False (b) True
  20. 20.True or false: a microscope helps us see tiny germs. (a) True (b) False
  21. 21.What did Johannes Gutenberg give us? (a) the stethoscope (b) raised-dot writing (c) the printing press (d) the smallpox vaccine
  22. 22.💡 Who gave us X-rays? (a) Wilhelm Röntgen (b) Johannes Gutenberg (c) Alessandro Volta (d) Alexander Graham Bell
  23. 23.🔧 Which invention helps us measure body temperature? (a) thermometer (b) compass (c) telescope (d) calculator
  24. 24.True or false: a calculator helps us find directions. (a) True (b) False
  25. 25.True or false: a calculator helps us do sums quickly. (a) True (b) False
  26. 26.True or false: a printing press helps us talk to people far away. (a) True (b) False
  27. 27.💡 Who gave us the telephone? (a) Louis Braille (b) Johannes Gutenberg (c) Alexander Graham Bell (d) Wilhelm Röntgen
  28. 28.True or false: a thermometer helps us see tiny germs. (a) False (b) True
  29. 29.True or false: a printing press helps us print many books. (a) True (b) False
  30. 30.What does a telephone help us do? (a) hear the heartbeat (b) see tiny germs (c) do sums quickly (d) talk to people far away
  31. 31.What did the Wright brothers give us? (a) raised-dot writing (b) the telephone (c) the printing press (d) the first aeroplane
  32. 32.True or false: René Laennec gave us the electric battery. (a) True (b) False
  33. 33.True or false: a telephone helps us tell the time. (a) True (b) False
  34. 34.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  35. 35.True or false: a compass helps us find directions. (a) False (b) True
  36. 36.💡 Who gave us raised-dot writing? (a) Alexander Graham Bell (b) René Laennec (c) Louis Braille (d) Alexander Fleming
  37. 37.💡 Who gave us the stethoscope? (a) Louis Braille (b) Wilhelm Röntgen (c) Alexander Fleming (d) René Laennec
  38. 38.True or false: a telescope helps us see faraway stars. (a) True (b) False
  39. 39.True or false: a telescope helps us see tiny germs. (a) False (b) True
  40. 40.What does a stethoscope help us do? (a) see tiny germs (b) talk to people far away (c) tell the time (d) hear the heartbeat

Answer key

  1. see faraway stars
  2. False
  3. clock
  4. False
  5. find directions
  6. printing press
  7. the telephone
  8. stethoscope
  9. the Wright brothers
  10. the electric battery
  11. False
  12. True
  13. telescope
  14. Johannes Gutenberg
  15. True
  16. telephone
  17. measure body temperature
  18. penicillin
  19. False
  20. True
  21. the printing press
  22. Wilhelm Röntgen
  23. thermometer
  24. False
  25. True
  26. False
  27. Alexander Graham Bell
  28. False
  29. True
  30. talk to people far away
  31. the first aeroplane
  32. False
  33. False
  34. True
  35. True
  36. Louis Braille
  37. René Laennec
  38. True
  39. False
  40. hear the heartbeat

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