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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 77 · 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) X-rays (b) the electric battery (c) raised-dot writing (d) the first aeroplane
  2. 2.🔧 Which invention helps us find directions? (a) compass (b) telephone (c) clock (d) telescope
  3. 3.What did René Laennec give us? (a) the telephone (b) the smallpox vaccine (c) the first aeroplane (d) the stethoscope
  4. 4.True or false: Edward Jenner gave us penicillin. (a) False (b) True
  5. 5.True or false: Alessandro Volta gave us the electric battery. (a) True (b) False
  6. 6.True or false: Wilhelm Röntgen gave us X-rays. (a) True (b) False
  7. 7.What does a stethoscope help us do? (a) find directions (b) tell the time (c) see faraway stars (d) hear the heartbeat
  8. 8.True or false: Wilhelm Röntgen gave us the stethoscope. (a) True (b) False
  9. 9.True or false: a telescope helps us see faraway stars. (a) False (b) True
  10. 10.💡 Who gave us penicillin? (a) Wilhelm Röntgen (b) Alexander Graham Bell (c) the Wright brothers (d) Alexander Fleming
  11. 11.True or false: a clock helps us print many books. (a) True (b) False
  12. 12.What does a microscope help us do? (a) talk to people far away (b) find directions (c) see faraway stars (d) see tiny germs
  13. 13.What does a telephone help us do? (a) tell the time (b) measure body temperature (c) talk to people far away (d) find directions
  14. 14.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  15. 15.🔧 Which invention helps us do sums quickly? (a) stethoscope (b) calculator (c) compass (d) thermometer
  16. 16.🔧 Which invention helps us talk to people far away? (a) telescope (b) microscope (c) telephone (d) stethoscope
  17. 17.💡 Who gave us the printing press? (a) René Laennec (b) Alessandro Volta (c) the Wright brothers (d) Johannes Gutenberg
  18. 18.💡 Who gave us the smallpox vaccine? (a) René Laennec (b) Edward Jenner (c) Johannes Gutenberg (d) the Wright brothers
  19. 19.True or false: a telescope helps us print many books. (a) True (b) False
  20. 20.💡 Who gave us the stethoscope? (a) Edward Jenner (b) Louis Braille (c) René Laennec (d) Alessandro Volta
  21. 21.True or false: the Wright brothers gave us the stethoscope. (a) False (b) True
  22. 22.True or false: Alexander Fleming gave us the first aeroplane. (a) True (b) False
  23. 23.💡 Who gave us X-rays? (a) Alessandro Volta (b) Edward Jenner (c) Wilhelm Röntgen (d) the Wright brothers
  24. 24.True or false: Wilhelm Röntgen gave us the first aeroplane. (a) True (b) False
  25. 25.🔧 Which invention helps us tell the time? (a) thermometer (b) microscope (c) clock (d) printing press
  26. 26.True or false: a compass helps us hear the heartbeat. (a) False (b) True
  27. 27.💡 Who gave us the telephone? (a) Louis Braille (b) René Laennec (c) Alessandro Volta (d) Alexander Graham Bell
  28. 28.🔧 Which invention helps us hear the heartbeat? (a) telescope (b) compass (c) clock (d) stethoscope
  29. 29.What does a printing press help us do? (a) see faraway stars (b) hear the heartbeat (c) print many books (d) find directions
  30. 30.True or false: Louis Braille gave us raised-dot writing. (a) True (b) False
  31. 31.💡 Who gave us the electric battery? (a) Alessandro Volta (b) Louis Braille (c) Wilhelm Röntgen (d) Edward Jenner
  32. 32.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  33. 33.💡 Who gave us the first aeroplane? (a) the Wright brothers (b) Alexander Fleming (c) Alexander Graham Bell (d) Johannes Gutenberg
  34. 34.True or false: a stethoscope helps us measure body temperature. (a) True (b) False
  35. 35.🔧 Which invention helps us print many books? (a) telescope (b) printing press (c) compass (d) calculator
  36. 36.True or false: Johannes Gutenberg gave us the stethoscope. (a) False (b) True
  37. 37.True or false: a stethoscope helps us do sums quickly. (a) False (b) True
  38. 38.🔧 Which invention helps us see faraway stars? (a) printing press (b) telephone (c) thermometer (d) telescope
  39. 39.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  40. 40.🔧 Which invention helps us see tiny germs? (a) telephone (b) clock (c) thermometer (d) microscope

Answer key

  1. the first aeroplane
  2. compass
  3. the stethoscope
  4. False
  5. True
  6. True
  7. hear the heartbeat
  8. False
  9. True
  10. Alexander Fleming
  11. False
  12. see tiny germs
  13. talk to people far away
  14. True
  15. calculator
  16. telephone
  17. Johannes Gutenberg
  18. Edward Jenner
  19. False
  20. René Laennec
  21. False
  22. False
  23. Wilhelm Röntgen
  24. False
  25. clock
  26. False
  27. Alexander Graham Bell
  28. stethoscope
  29. print many books
  30. True
  31. Alessandro Volta
  32. True
  33. the Wright brothers
  34. False
  35. printing press
  36. False
  37. False
  38. telescope
  39. True
  40. microscope

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