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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 209 · 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.💡 Who gave us penicillin? (a) Johannes Gutenberg (b) Alessandro Volta (c) Alexander Fleming (d) the Wright brothers
  2. 2.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  3. 3.True or false: René Laennec gave us penicillin. (a) False (b) True
  4. 4.🔧 Which invention helps us find directions? (a) thermometer (b) stethoscope (c) compass (d) telescope
  5. 5.True or false: a printing press helps us tell the time. (a) True (b) False
  6. 6.🔧 Which invention helps us talk to people far away? (a) printing press (b) compass (c) telephone (d) telescope
  7. 7.💡 Who gave us the telephone? (a) Johannes Gutenberg (b) Alexander Fleming (c) René Laennec (d) Alexander Graham Bell
  8. 8.True or false: Wilhelm Röntgen gave us penicillin. (a) False (b) True
  9. 9.💡 Who gave us X-rays? (a) Alexander Fleming (b) Wilhelm Röntgen (c) the Wright brothers (d) Alexander Graham Bell
  10. 10.💡 Who gave us the printing press? (a) Alessandro Volta (b) René Laennec (c) Alexander Graham Bell (d) Johannes Gutenberg
  11. 11.True or false: Edward Jenner gave us the printing press. (a) True (b) False
  12. 12.What did Alexander Fleming give us? (a) X-rays (b) the printing press (c) the stethoscope (d) penicillin
  13. 13.What does a thermometer help us do? (a) find directions (b) tell the time (c) see faraway stars (d) measure body temperature
  14. 14.What does a microscope help us do? (a) hear the heartbeat (b) measure body temperature (c) find directions (d) see tiny germs
  15. 15.🔧 Which invention helps us see tiny germs? (a) printing press (b) clock (c) compass (d) microscope
  16. 16.What did Alexander Graham Bell give us? (a) raised-dot writing (b) the smallpox vaccine (c) the stethoscope (d) the telephone
  17. 17.True or false: a thermometer helps us see faraway stars. (a) True (b) False
  18. 18.What does a calculator help us do? (a) do sums quickly (b) hear the heartbeat (c) find directions (d) measure body temperature
  19. 19.What did Edward Jenner give us? (a) penicillin (b) the first aeroplane (c) raised-dot writing (d) the smallpox vaccine
  20. 20.True or false: a stethoscope helps us measure body temperature. (a) True (b) False
  21. 21.True or false: a telescope helps us find directions. (a) False (b) True
  22. 22.True or false: René Laennec gave us the stethoscope. (a) True (b) False
  23. 23.💡 Who gave us the first aeroplane? (a) René Laennec (b) Edward Jenner (c) the Wright brothers (d) Alessandro Volta
  24. 24.🔧 Which invention helps us hear the heartbeat? (a) compass (b) stethoscope (c) printing press (d) microscope
  25. 25.True or false: a telephone helps us talk to people far away. (a) False (b) True
  26. 26.What did Louis Braille give us? (a) the telephone (b) X-rays (c) raised-dot writing (d) the first aeroplane
  27. 27.True or false: a calculator helps us hear the heartbeat. (a) False (b) True
  28. 28.What does a telephone help us do? (a) hear the heartbeat (b) talk to people far away (c) measure body temperature (d) see faraway stars
  29. 29.True or false: Johannes Gutenberg gave us raised-dot writing. (a) False (b) True
  30. 30.True or false: Alessandro Volta gave us X-rays. (a) False (b) True
  31. 31.True or false: Wilhelm Röntgen gave us X-rays. (a) False (b) True
  32. 32.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  33. 33.What does a stethoscope help us do? (a) print many books (b) tell the time (c) talk to people far away (d) hear the heartbeat
  34. 34.💡 Who gave us the smallpox vaccine? (a) Edward Jenner (b) Louis Braille (c) Alexander Graham Bell (d) Johannes Gutenberg
  35. 35.True or false: Alexander Graham Bell gave us X-rays. (a) True (b) False
  36. 36.💡 Who gave us raised-dot writing? (a) Johannes Gutenberg (b) the Wright brothers (c) Louis Braille (d) Wilhelm Röntgen
  37. 37.🔧 Which invention helps us see faraway stars? (a) microscope (b) printing press (c) calculator (d) telescope
  38. 38.True or false: Wilhelm Röntgen gave us the first aeroplane. (a) True (b) False
  39. 39.What did Wilhelm Röntgen give us? (a) the telephone (b) X-rays (c) the printing press (d) the electric battery
  40. 40.True or false: Alexander Graham Bell gave us the first aeroplane. (a) False (b) True

Answer key

  1. Alexander Fleming
  2. True
  3. False
  4. compass
  5. False
  6. telephone
  7. Alexander Graham Bell
  8. False
  9. Wilhelm Röntgen
  10. Johannes Gutenberg
  11. False
  12. penicillin
  13. measure body temperature
  14. see tiny germs
  15. microscope
  16. the telephone
  17. False
  18. do sums quickly
  19. the smallpox vaccine
  20. False
  21. False
  22. True
  23. the Wright brothers
  24. stethoscope
  25. True
  26. raised-dot writing
  27. False
  28. talk to people far away
  29. False
  30. False
  31. True
  32. True
  33. hear the heartbeat
  34. Edward Jenner
  35. False
  36. Louis Braille
  37. telescope
  38. False
  39. X-rays
  40. False

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