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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 527 · 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.True or false: René Laennec gave us the first aeroplane. (a) True (b) False
  2. 2.What did Edward Jenner give us? (a) the printing press (b) the smallpox vaccine (c) penicillin (d) raised-dot writing
  3. 3.💡 Who gave us the stethoscope? (a) the Wright brothers (b) Edward Jenner (c) Louis Braille (d) René Laennec
  4. 4.What did Alexander Graham Bell give us? (a) X-rays (b) raised-dot writing (c) penicillin (d) the telephone
  5. 5.🔧 Which invention helps us do sums quickly? (a) calculator (b) telescope (c) printing press (d) microscope
  6. 6.True or false: Alexander Fleming gave us raised-dot writing. (a) False (b) True
  7. 7.🔧 Which invention helps us hear the heartbeat? (a) microscope (b) telephone (c) stethoscope (d) thermometer
  8. 8.💡 Who gave us the first aeroplane? (a) Alexander Graham Bell (b) Louis Braille (c) Johannes Gutenberg (d) the Wright brothers
  9. 9.💡 Who gave us the smallpox vaccine? (a) Edward Jenner (b) René Laennec (c) Wilhelm Röntgen (d) Johannes Gutenberg
  10. 10.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  11. 11.💡 Who gave us the printing press? (a) Johannes Gutenberg (b) Alessandro Volta (c) Alexander Fleming (d) the Wright brothers
  12. 12.True or false: a thermometer helps us measure body temperature. (a) False (b) True
  13. 13.What does a clock help us do? (a) tell the time (b) measure body temperature (c) hear the heartbeat (d) see tiny germs
  14. 14.🔧 Which invention helps us find directions? (a) telescope (b) printing press (c) clock (d) compass
  15. 15.True or false: Alexander Graham Bell gave us penicillin. (a) False (b) True
  16. 16.What does a telescope help us do? (a) see faraway stars (b) see tiny germs (c) print many books (d) tell the time
  17. 17.🔧 Which invention helps us measure body temperature? (a) telephone (b) thermometer (c) stethoscope (d) calculator
  18. 18.True or false: a telescope helps us measure body temperature. (a) False (b) True
  19. 19.True or false: a printing press helps us print many books. (a) True (b) False
  20. 20.True or false: a clock helps us measure body temperature. (a) True (b) False
  21. 21.🔧 Which invention helps us see tiny germs? (a) printing press (b) microscope (c) thermometer (d) telescope
  22. 22.True or false: a telephone helps us talk to people far away. (a) True (b) False
  23. 23.True or false: Alessandro Volta gave us the electric battery. (a) True (b) False
  24. 24.What does a stethoscope help us do? (a) find directions (b) hear the heartbeat (c) tell the time (d) print many books
  25. 25.True or false: a calculator helps us print many books. (a) False (b) True
  26. 26.What does a microscope help us do? (a) measure body temperature (b) see tiny germs (c) print many books (d) tell the time
  27. 27.True or false: a calculator helps us tell the time. (a) True (b) False
  28. 28.True or false: a compass helps us find directions. (a) True (b) False
  29. 29.True or false: a calculator helps us hear the heartbeat. (a) False (b) True
  30. 30.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  31. 31.💡 Who gave us the telephone? (a) the Wright brothers (b) Alexander Graham Bell (c) Louis Braille (d) Johannes Gutenberg
  32. 32.What does a telephone help us do? (a) do sums quickly (b) talk to people far away (c) print many books (d) measure body temperature
  33. 33.True or false: Alexander Fleming gave us the smallpox vaccine. (a) True (b) False
  34. 34.True or false: the Wright brothers gave us the electric battery. (a) False (b) True
  35. 35.True or false: the Wright brothers gave us the first aeroplane. (a) True (b) False
  36. 36.True or false: a thermometer helps us see tiny germs. (a) True (b) False
  37. 37.True or false: a compass helps us talk to people far away. (a) True (b) False
  38. 38.💡 Who gave us penicillin? (a) the Wright brothers (b) Alexander Fleming (c) Edward Jenner (d) Louis Braille
  39. 39.🔧 Which invention helps us talk to people far away? (a) calculator (b) printing press (c) microscope (d) telephone
  40. 40.🔧 Which invention helps us see faraway stars? (a) stethoscope (b) clock (c) telephone (d) telescope

Answer key

  1. False
  2. the smallpox vaccine
  3. René Laennec
  4. the telephone
  5. calculator
  6. False
  7. stethoscope
  8. the Wright brothers
  9. Edward Jenner
  10. True
  11. Johannes Gutenberg
  12. True
  13. tell the time
  14. compass
  15. False
  16. see faraway stars
  17. thermometer
  18. False
  19. True
  20. False
  21. microscope
  22. True
  23. True
  24. hear the heartbeat
  25. False
  26. see tiny germs
  27. False
  28. True
  29. False
  30. True
  31. Alexander Graham Bell
  32. talk to people far away
  33. False
  34. False
  35. True
  36. False
  37. False
  38. Alexander Fleming
  39. telephone
  40. telescope

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