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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 575 · 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) see faraway stars (b) talk to people far away (c) find directions (d) hear the heartbeat
  2. 2.What did René Laennec give us? (a) X-rays (b) the stethoscope (c) raised-dot writing (d) the printing press
  3. 3.💡 Who gave us penicillin? (a) Johannes Gutenberg (b) René Laennec (c) Alessandro Volta (d) Alexander Fleming
  4. 4.What did Alessandro Volta give us? (a) the smallpox vaccine (b) the electric battery (c) raised-dot writing (d) the printing press
  5. 5.🔧 Which invention helps us see tiny germs? (a) microscope (b) telephone (c) calculator (d) telescope
  6. 6.💡 Who gave us the stethoscope? (a) Wilhelm Röntgen (b) Alexander Fleming (c) René Laennec (d) Alessandro Volta
  7. 7.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  8. 8.🔧 Which invention helps us talk to people far away? (a) microscope (b) telephone (c) stethoscope (d) compass
  9. 9.💡 Who gave us X-rays? (a) Alexander Graham Bell (b) the Wright brothers (c) Wilhelm Röntgen (d) Edward Jenner
  10. 10.True or false: a stethoscope helps us see tiny germs. (a) True (b) False
  11. 11.🔧 Which invention helps us print many books? (a) stethoscope (b) telephone (c) calculator (d) printing press
  12. 12.True or false: Wilhelm Röntgen gave us the printing press. (a) False (b) True
  13. 13.True or false: Alexander Graham Bell gave us the printing press. (a) False (b) True
  14. 14.True or false: Johannes Gutenberg gave us the first aeroplane. (a) True (b) False
  15. 15.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  16. 16.🔧 Which invention helps us hear the heartbeat? (a) stethoscope (b) calculator (c) compass (d) clock
  17. 17.🔧 Which invention helps us see faraway stars? (a) clock (b) calculator (c) stethoscope (d) telescope
  18. 18.What did Louis Braille give us? (a) the stethoscope (b) the telephone (c) raised-dot writing (d) the smallpox vaccine
  19. 19.True or false: a compass helps us find directions. (a) False (b) True
  20. 20.True or false: a clock helps us talk to people far away. (a) False (b) True
  21. 21.What did Alexander Fleming give us? (a) the first aeroplane (b) raised-dot writing (c) the smallpox vaccine (d) penicillin
  22. 22.What does a telescope help us do? (a) talk to people far away (b) print many books (c) see faraway stars (d) find directions
  23. 23.What did Johannes Gutenberg give us? (a) X-rays (b) raised-dot writing (c) the electric battery (d) the printing press
  24. 24.💡 Who gave us the printing press? (a) Johannes Gutenberg (b) Wilhelm Röntgen (c) Alessandro Volta (d) the Wright brothers
  25. 25.What did the Wright brothers give us? (a) X-rays (b) the first aeroplane (c) the stethoscope (d) penicillin
  26. 26.What does a microscope help us do? (a) tell the time (b) hear the heartbeat (c) talk to people far away (d) see tiny germs
  27. 27.🔧 Which invention helps us measure body temperature? (a) microscope (b) thermometer (c) clock (d) compass
  28. 28.True or false: René Laennec gave us the telephone. (a) False (b) True
  29. 29.True or false: a thermometer helps us do sums quickly. (a) False (b) True
  30. 30.💡 Who gave us the smallpox vaccine? (a) Alessandro Volta (b) Johannes Gutenberg (c) Wilhelm Röntgen (d) Edward Jenner
  31. 31.What does a compass help us do? (a) print many books (b) find directions (c) talk to people far away (d) see faraway stars
  32. 32.🔧 Which invention helps us do sums quickly? (a) thermometer (b) microscope (c) calculator (d) telescope
  33. 33.True or false: the Wright brothers gave us the first aeroplane. (a) True (b) False
  34. 34.💡 Who gave us the first aeroplane? (a) Wilhelm Röntgen (b) Louis Braille (c) the Wright brothers (d) Alexander Graham Bell
  35. 35.True or false: René Laennec gave us the stethoscope. (a) True (b) False
  36. 36.True or false: a printing press helps us print many books. (a) False (b) True
  37. 37.💡 Who gave us the telephone? (a) Wilhelm Röntgen (b) the Wright brothers (c) René Laennec (d) Alexander Graham Bell
  38. 38.True or false: a microscope helps us measure body temperature. (a) False (b) True
  39. 39.True or false: a telephone helps us see tiny germs. (a) False (b) True
  40. 40.True or false: a stethoscope helps us do sums quickly. (a) True (b) False

Answer key

  1. hear the heartbeat
  2. the stethoscope
  3. Alexander Fleming
  4. the electric battery
  5. microscope
  6. René Laennec
  7. True
  8. telephone
  9. Wilhelm Röntgen
  10. False
  11. printing press
  12. False
  13. False
  14. False
  15. True
  16. stethoscope
  17. telescope
  18. raised-dot writing
  19. True
  20. False
  21. penicillin
  22. see faraway stars
  23. the printing press
  24. Johannes Gutenberg
  25. the first aeroplane
  26. see tiny germs
  27. thermometer
  28. False
  29. False
  30. Edward Jenner
  31. find directions
  32. calculator
  33. True
  34. the Wright brothers
  35. True
  36. True
  37. Alexander Graham Bell
  38. False
  39. False
  40. False

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