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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 684 · 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: Alexander Fleming gave us the smallpox vaccine. (a) True (b) False
  2. 2.What did Alexander Graham Bell give us? (a) X-rays (b) raised-dot writing (c) the telephone (d) the electric battery
  3. 3.What did Edward Jenner give us? (a) penicillin (b) the first aeroplane (c) the smallpox vaccine (d) raised-dot writing
  4. 4.What did the Wright brothers give us? (a) penicillin (b) the first aeroplane (c) the electric battery (d) X-rays
  5. 5.What does a telephone help us do? (a) talk to people far away (b) see tiny germs (c) hear the heartbeat (d) tell the time
  6. 6.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  7. 7.True or false: Edward Jenner gave us raised-dot writing. (a) False (b) True
  8. 8.True or false: Alessandro Volta gave us the smallpox vaccine. (a) True (b) False
  9. 9.🔧 Which invention helps us do sums quickly? (a) telescope (b) thermometer (c) telephone (d) calculator
  10. 10.🔧 Which invention helps us print many books? (a) telephone (b) printing press (c) clock (d) calculator
  11. 11.🔧 Which invention helps us talk to people far away? (a) stethoscope (b) telescope (c) telephone (d) compass
  12. 12.True or false: a microscope helps us hear the heartbeat. (a) True (b) False
  13. 13.💡 Who gave us the telephone? (a) Edward Jenner (b) Alexander Graham Bell (c) Alexander Fleming (d) Wilhelm Röntgen
  14. 14.What does a printing press help us do? (a) print many books (b) talk to people far away (c) measure body temperature (d) find directions
  15. 15.🔧 Which invention helps us see tiny germs? (a) telephone (b) compass (c) printing press (d) microscope
  16. 16.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  17. 17.💡 Who gave us penicillin? (a) René Laennec (b) Alexander Graham Bell (c) Alexander Fleming (d) Louis Braille
  18. 18.What does a compass help us do? (a) talk to people far away (b) find directions (c) do sums quickly (d) see faraway stars
  19. 19.What did Wilhelm Röntgen give us? (a) the smallpox vaccine (b) the electric battery (c) the printing press (d) X-rays
  20. 20.True or false: a telescope helps us tell the time. (a) True (b) False
  21. 21.🔧 Which invention helps us tell the time? (a) printing press (b) stethoscope (c) calculator (d) clock
  22. 22.What does a microscope help us do? (a) print many books (b) do sums quickly (c) see tiny germs (d) hear the heartbeat
  23. 23.🔧 Which invention helps us see faraway stars? (a) telescope (b) calculator (c) clock (d) microscope
  24. 24.💡 Who gave us the stethoscope? (a) Edward Jenner (b) René Laennec (c) Alexander Graham Bell (d) Louis Braille
  25. 25.💡 Who gave us the first aeroplane? (a) Alexander Fleming (b) René Laennec (c) Alexander Graham Bell (d) the Wright brothers
  26. 26.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  27. 27.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  28. 28.💡 Who gave us the smallpox vaccine? (a) Edward Jenner (b) Alexander Graham Bell (c) Alessandro Volta (d) Louis Braille
  29. 29.True or false: a microscope helps us print many books. (a) False (b) True
  30. 30.True or false: a stethoscope helps us find directions. (a) True (b) False
  31. 31.True or false: a calculator helps us hear the heartbeat. (a) True (b) False
  32. 32.What did Alexander Fleming give us? (a) the electric battery (b) penicillin (c) the stethoscope (d) the telephone
  33. 33.💡 Who gave us X-rays? (a) Alexander Fleming (b) Wilhelm Röntgen (c) René Laennec (d) Edward Jenner
  34. 34.💡 Who gave us the printing press? (a) Wilhelm Röntgen (b) Johannes Gutenberg (c) the Wright brothers (d) Alexander Graham Bell
  35. 35.True or false: René Laennec gave us the electric battery. (a) True (b) False
  36. 36.True or false: a microscope helps us find directions. (a) True (b) False
  37. 37.What did Johannes Gutenberg give us? (a) the telephone (b) X-rays (c) the printing press (d) the smallpox vaccine
  38. 38.What does a telescope help us do? (a) tell the time (b) talk to people far away (c) see faraway stars (d) hear the heartbeat
  39. 39.💡 Who gave us the electric battery? (a) the Wright brothers (b) Alessandro Volta (c) René Laennec (d) Alexander Graham Bell
  40. 40.True or false: René Laennec gave us the first aeroplane. (a) True (b) False

Answer key

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

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