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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 200 · 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) hear the heartbeat (c) measure body temperature (d) talk to people far away
  2. 2.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  3. 3.True or false: Alessandro Volta gave us the smallpox vaccine. (a) True (b) False
  4. 4.True or false: Alessandro Volta gave us the telephone. (a) True (b) False
  5. 5.What does a clock help us do? (a) talk to people far away (b) find directions (c) tell the time (d) hear the heartbeat
  6. 6.💡 Who gave us the first aeroplane? (a) Alessandro Volta (b) Alexander Fleming (c) Alexander Graham Bell (d) the Wright brothers
  7. 7.True or false: a calculator helps us do sums quickly. (a) True (b) False
  8. 8.True or false: a telescope helps us see faraway stars. (a) True (b) False
  9. 9.💡 Who gave us the smallpox vaccine? (a) Louis Braille (b) the Wright brothers (c) Alexander Graham Bell (d) Edward Jenner
  10. 10.True or false: Wilhelm Röntgen gave us the stethoscope. (a) True (b) False
  11. 11.🔧 Which invention helps us print many books? (a) telephone (b) compass (c) thermometer (d) printing press
  12. 12.🔧 Which invention helps us hear the heartbeat? (a) compass (b) thermometer (c) telephone (d) stethoscope
  13. 13.🔧 Which invention helps us tell the time? (a) clock (b) stethoscope (c) calculator (d) telephone
  14. 14.What did Johannes Gutenberg give us? (a) the first aeroplane (b) penicillin (c) X-rays (d) the printing press
  15. 15.True or false: a microscope helps us see tiny germs. (a) False (b) True
  16. 16.💡 Who gave us the stethoscope? (a) Johannes Gutenberg (b) René Laennec (c) Louis Braille (d) Alessandro Volta
  17. 17.🔧 Which invention helps us see tiny germs? (a) telephone (b) calculator (c) microscope (d) compass
  18. 18.True or false: René Laennec gave us X-rays. (a) True (b) False
  19. 19.What did Louis Braille give us? (a) raised-dot writing (b) the printing press (c) the first aeroplane (d) penicillin
  20. 20.What does a thermometer help us do? (a) see faraway stars (b) find directions (c) print many books (d) measure body temperature
  21. 21.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  22. 22.True or false: a compass helps us find directions. (a) True (b) False
  23. 23.What did Edward Jenner give us? (a) the stethoscope (b) the printing press (c) the electric battery (d) the smallpox vaccine
  24. 24.🔧 Which invention helps us measure body temperature? (a) stethoscope (b) printing press (c) thermometer (d) calculator
  25. 25.💡 Who gave us raised-dot writing? (a) Johannes Gutenberg (b) Louis Braille (c) Alessandro Volta (d) Edward Jenner
  26. 26.True or false: René Laennec gave us the stethoscope. (a) True (b) False
  27. 27.What did Wilhelm Röntgen give us? (a) X-rays (b) the first aeroplane (c) the smallpox vaccine (d) raised-dot writing
  28. 28.True or false: a compass helps us measure body temperature. (a) True (b) False
  29. 29.What does a calculator help us do? (a) do sums quickly (b) print many books (c) hear the heartbeat (d) talk to people far away
  30. 30.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  31. 31.🔧 Which invention helps us talk to people far away? (a) compass (b) telephone (c) printing press (d) microscope
  32. 32.What does a printing press help us do? (a) find directions (b) print many books (c) tell the time (d) see tiny germs
  33. 33.🔧 Which invention helps us find directions? (a) printing press (b) microscope (c) stethoscope (d) compass
  34. 34.True or false: a printing press helps us print many books. (a) True (b) False
  35. 35.True or false: Louis Braille gave us the electric battery. (a) False (b) True
  36. 36.💡 Who gave us the telephone? (a) Alessandro Volta (b) Alexander Graham Bell (c) Edward Jenner (d) Johannes Gutenberg
  37. 37.True or false: a telescope helps us hear the heartbeat. (a) False (b) True
  38. 38.True or false: a clock helps us tell the time. (a) True (b) False
  39. 39.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  40. 40.What did Alexander Graham Bell give us? (a) the stethoscope (b) X-rays (c) raised-dot writing (d) the telephone

Answer key

  1. hear the heartbeat
  2. True
  3. False
  4. False
  5. tell the time
  6. the Wright brothers
  7. True
  8. True
  9. Edward Jenner
  10. False
  11. printing press
  12. stethoscope
  13. clock
  14. the printing press
  15. True
  16. René Laennec
  17. microscope
  18. False
  19. raised-dot writing
  20. measure body temperature
  21. True
  22. True
  23. the smallpox vaccine
  24. thermometer
  25. Louis Braille
  26. True
  27. X-rays
  28. False
  29. do sums quickly
  30. True
  31. telephone
  32. print many books
  33. compass
  34. True
  35. False
  36. Alexander Graham Bell
  37. False
  38. True
  39. True
  40. the telephone

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