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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 800 · 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 telescope help us do? (a) print many books (b) see faraway stars (c) do sums quickly (d) measure body temperature
  2. 2.True or false: a microscope helps us do sums quickly. (a) False (b) True
  3. 3.🔧 Which invention helps us hear the heartbeat? (a) telephone (b) stethoscope (c) compass (d) thermometer
  4. 4.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  5. 5.What did Alessandro Volta give us? (a) penicillin (b) the first aeroplane (c) the smallpox vaccine (d) the electric battery
  6. 6.🔧 Which invention helps us see tiny germs? (a) clock (b) microscope (c) printing press (d) telephone
  7. 7.True or false: Edward Jenner gave us the smallpox vaccine. (a) True (b) False
  8. 8.🔧 Which invention helps us see faraway stars? (a) clock (b) printing press (c) telephone (d) telescope
  9. 9.What did Alexander Graham Bell give us? (a) raised-dot writing (b) X-rays (c) penicillin (d) the telephone
  10. 10.True or false: a stethoscope helps us talk to people far away. (a) True (b) False
  11. 11.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  12. 12.🔧 Which invention helps us find directions? (a) microscope (b) telephone (c) calculator (d) compass
  13. 13.True or false: Alexander Fleming gave us raised-dot writing. (a) True (b) False
  14. 14.💡 Who gave us the printing press? (a) Alexander Graham Bell (b) Johannes Gutenberg (c) Alexander Fleming (d) Alessandro Volta
  15. 15.💡 Who gave us the stethoscope? (a) Alessandro Volta (b) René Laennec (c) Wilhelm Röntgen (d) Johannes Gutenberg
  16. 16.What does a telephone help us do? (a) print many books (b) tell the time (c) find directions (d) talk to people far away
  17. 17.True or false: Edward Jenner gave us the stethoscope. (a) False (b) True
  18. 18.💡 Who gave us X-rays? (a) Edward Jenner (b) René Laennec (c) Wilhelm Röntgen (d) the Wright brothers
  19. 19.💡 Who gave us the smallpox vaccine? (a) the Wright brothers (b) Edward Jenner (c) René Laennec (d) Wilhelm Röntgen
  20. 20.🔧 Which invention helps us print many books? (a) printing press (b) microscope (c) telescope (d) stethoscope
  21. 21.True or false: a calculator helps us measure body temperature. (a) True (b) False
  22. 22.What does a microscope help us do? (a) see tiny germs (b) hear the heartbeat (c) tell the time (d) find directions
  23. 23.💡 Who gave us the first aeroplane? (a) Louis Braille (b) Alexander Fleming (c) the Wright brothers (d) René Laennec
  24. 24.🔧 Which invention helps us talk to people far away? (a) thermometer (b) calculator (c) telephone (d) telescope
  25. 25.💡 Who gave us penicillin? (a) Louis Braille (b) Wilhelm Röntgen (c) Alessandro Volta (d) Alexander Fleming
  26. 26.🔧 Which invention helps us do sums quickly? (a) thermometer (b) clock (c) calculator (d) compass
  27. 27.True or false: a telephone helps us measure body temperature. (a) False (b) True
  28. 28.True or false: Johannes Gutenberg gave us the first aeroplane. (a) False (b) True
  29. 29.💡 Who gave us the electric battery? (a) Johannes Gutenberg (b) Alexander Graham Bell (c) Alessandro Volta (d) the Wright brothers
  30. 30.What did Edward Jenner give us? (a) the stethoscope (b) the smallpox vaccine (c) the printing press (d) penicillin
  31. 31.What does a printing press help us do? (a) print many books (b) talk to people far away (c) tell the time (d) see faraway stars
  32. 32.What did Johannes Gutenberg give us? (a) X-rays (b) the telephone (c) penicillin (d) the printing press
  33. 33.True or false: a compass helps us do sums quickly. (a) False (b) True
  34. 34.True or false: a stethoscope helps us tell the time. (a) False (b) True
  35. 35.What does a compass help us do? (a) talk to people far away (b) measure body temperature (c) tell the time (d) find directions
  36. 36.What did Alexander Fleming give us? (a) penicillin (b) the stethoscope (c) the first aeroplane (d) the smallpox vaccine
  37. 37.What does a stethoscope help us do? (a) measure body temperature (b) print many books (c) hear the heartbeat (d) tell the time
  38. 38.True or false: Alexander Fleming gave us penicillin. (a) True (b) False
  39. 39.True or false: a telephone helps us print many books. (a) False (b) True
  40. 40.True or false: Alessandro Volta gave us raised-dot writing. (a) True (b) False

Answer key

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

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