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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 551 · 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 the telephone? (a) Alexander Fleming (b) Alexander Graham Bell (c) Edward Jenner (d) Johannes Gutenberg
  2. 2.True or false: a compass helps us find directions. (a) False (b) True
  3. 3.💡 Who gave us the printing press? (a) the Wright brothers (b) Alexander Graham Bell (c) Johannes Gutenberg (d) René Laennec
  4. 4.What did Alexander Fleming give us? (a) raised-dot writing (b) the smallpox vaccine (c) penicillin (d) the electric battery
  5. 5.💡 Who gave us the electric battery? (a) Alessandro Volta (b) Johannes Gutenberg (c) Alexander Graham Bell (d) the Wright brothers
  6. 6.💡 Who gave us the smallpox vaccine? (a) Alexander Graham Bell (b) the Wright brothers (c) Edward Jenner (d) René Laennec
  7. 7.True or false: Louis Braille gave us raised-dot writing. (a) True (b) False
  8. 8.🔧 Which invention helps us see faraway stars? (a) telephone (b) telescope (c) printing press (d) compass
  9. 9.What does a telephone help us do? (a) measure body temperature (b) tell the time (c) do sums quickly (d) talk to people far away
  10. 10.🔧 Which invention helps us find directions? (a) calculator (b) stethoscope (c) telescope (d) compass
  11. 11.True or false: René Laennec gave us the first aeroplane. (a) True (b) False
  12. 12.What did the Wright brothers give us? (a) the printing press (b) the first aeroplane (c) raised-dot writing (d) the electric battery
  13. 13.What did Louis Braille give us? (a) the first aeroplane (b) the telephone (c) the electric battery (d) raised-dot writing
  14. 14.💡 Who gave us X-rays? (a) Wilhelm Röntgen (b) Alexander Fleming (c) the Wright brothers (d) Edward Jenner
  15. 15.What does a thermometer help us do? (a) measure body temperature (b) hear the heartbeat (c) do sums quickly (d) talk to people far away
  16. 16.True or false: René Laennec gave us the printing press. (a) True (b) False
  17. 17.True or false: a microscope helps us measure body temperature. (a) False (b) True
  18. 18.True or false: a calculator helps us tell the time. (a) True (b) False
  19. 19.🔧 Which invention helps us see tiny germs? (a) microscope (b) clock (c) compass (d) calculator
  20. 20.True or false: the Wright brothers gave us the smallpox vaccine. (a) True (b) False
  21. 21.💡 Who gave us the stethoscope? (a) René Laennec (b) the Wright brothers (c) Alessandro Volta (d) Alexander Fleming
  22. 22.💡 Who gave us the first aeroplane? (a) Edward Jenner (b) Louis Braille (c) Wilhelm Röntgen (d) the Wright brothers
  23. 23.What did Edward Jenner give us? (a) the smallpox vaccine (b) the stethoscope (c) the electric battery (d) the telephone
  24. 24.What does a microscope help us do? (a) measure body temperature (b) see faraway stars (c) talk to people far away (d) see tiny germs
  25. 25.True or false: Edward Jenner gave us penicillin. (a) False (b) True
  26. 26.🔧 Which invention helps us hear the heartbeat? (a) thermometer (b) telescope (c) stethoscope (d) printing press
  27. 27.What did Johannes Gutenberg give us? (a) penicillin (b) the printing press (c) the smallpox vaccine (d) the first aeroplane
  28. 28.True or false: a stethoscope helps us see faraway stars. (a) False (b) True
  29. 29.What did René Laennec give us? (a) raised-dot writing (b) the telephone (c) X-rays (d) the stethoscope
  30. 30.True or false: the Wright brothers gave us the stethoscope. (a) False (b) True
  31. 31.What does a compass help us do? (a) see tiny germs (b) find directions (c) see faraway stars (d) tell the time
  32. 32.🔧 Which invention helps us do sums quickly? (a) thermometer (b) calculator (c) telescope (d) microscope
  33. 33.💡 Who gave us penicillin? (a) Alexander Graham Bell (b) Alexander Fleming (c) Edward Jenner (d) René Laennec
  34. 34.What did Alessandro Volta give us? (a) the smallpox vaccine (b) the electric battery (c) penicillin (d) the telephone
  35. 35.True or false: Wilhelm Röntgen gave us X-rays. (a) True (b) False
  36. 36.What does a clock help us do? (a) find directions (b) see tiny germs (c) hear the heartbeat (d) tell the time
  37. 37.What did Alexander Graham Bell give us? (a) the first aeroplane (b) the printing press (c) raised-dot writing (d) the telephone
  38. 38.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  39. 39.True or false: a thermometer helps us find directions. (a) False (b) True
  40. 40.What does a printing press help us do? (a) see faraway stars (b) print many books (c) talk to people far away (d) tell the time

Answer key

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

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