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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 526 · 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: a printing press helps us print many books. (a) True (b) False
  2. 2.What did Johannes Gutenberg give us? (a) the first aeroplane (b) raised-dot writing (c) the electric battery (d) the printing press
  3. 3.What did Louis Braille give us? (a) raised-dot writing (b) the smallpox vaccine (c) the printing press (d) the telephone
  4. 4.What did Alexander Fleming give us? (a) the stethoscope (b) the first aeroplane (c) the smallpox vaccine (d) penicillin
  5. 5.🔧 Which invention helps us talk to people far away? (a) microscope (b) clock (c) thermometer (d) telephone
  6. 6.What did Alessandro Volta give us? (a) the electric battery (b) the printing press (c) the telephone (d) the smallpox vaccine
  7. 7.💡 Who gave us the telephone? (a) Louis Braille (b) Edward Jenner (c) Alexander Fleming (d) Alexander Graham Bell
  8. 8.💡 Who gave us the first aeroplane? (a) the Wright brothers (b) Johannes Gutenberg (c) Alexander Graham Bell (d) Alexander Fleming
  9. 9.True or false: a calculator helps us measure body temperature. (a) False (b) True
  10. 10.🔧 Which invention helps us see tiny germs? (a) compass (b) stethoscope (c) microscope (d) thermometer
  11. 11.What did Alexander Graham Bell give us? (a) the telephone (b) the first aeroplane (c) X-rays (d) penicillin
  12. 12.What does a compass help us do? (a) tell the time (b) talk to people far away (c) find directions (d) see tiny germs
  13. 13.💡 Who gave us the printing press? (a) René Laennec (b) Alexander Graham Bell (c) Johannes Gutenberg (d) Alexander Fleming
  14. 14.True or false: Alexander Graham Bell gave us the smallpox vaccine. (a) True (b) False
  15. 15.True or false: Wilhelm Röntgen gave us X-rays. (a) False (b) True
  16. 16.True or false: a stethoscope helps us find directions. (a) True (b) False
  17. 17.True or false: a telescope helps us see faraway stars. (a) False (b) True
  18. 18.💡 Who gave us the electric battery? (a) René Laennec (b) Alessandro Volta (c) Alexander Fleming (d) Alexander Graham Bell
  19. 19.True or false: René Laennec gave us X-rays. (a) False (b) True
  20. 20.What does a calculator help us do? (a) hear the heartbeat (b) see faraway stars (c) do sums quickly (d) tell the time
  21. 21.What does a telescope help us do? (a) find directions (b) measure body temperature (c) see tiny germs (d) see faraway stars
  22. 22.🔧 Which invention helps us find directions? (a) telephone (b) calculator (c) microscope (d) compass
  23. 23.What does a clock help us do? (a) measure body temperature (b) find directions (c) do sums quickly (d) tell the time
  24. 24.What did René Laennec give us? (a) the stethoscope (b) the smallpox vaccine (c) the electric battery (d) penicillin
  25. 25.💡 Who gave us the smallpox vaccine? (a) Edward Jenner (b) Wilhelm Röntgen (c) Alessandro Volta (d) Johannes Gutenberg
  26. 26.💡 Who gave us raised-dot writing? (a) Louis Braille (b) Alessandro Volta (c) Wilhelm Röntgen (d) Alexander Fleming
  27. 27.💡 Who gave us X-rays? (a) Louis Braille (b) Wilhelm Röntgen (c) Alexander Graham Bell (d) Johannes Gutenberg
  28. 28.True or false: a telephone helps us talk to people far away. (a) True (b) False
  29. 29.What does a telephone help us do? (a) talk to people far away (b) see faraway stars (c) see tiny germs (d) do sums quickly
  30. 30.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  31. 31.🔧 Which invention helps us see faraway stars? (a) telephone (b) printing press (c) calculator (d) telescope
  32. 32.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  33. 33.What did the Wright brothers give us? (a) the telephone (b) the stethoscope (c) raised-dot writing (d) the first aeroplane
  34. 34.True or false: Alessandro Volta gave us the electric battery. (a) True (b) False
  35. 35.🔧 Which invention helps us do sums quickly? (a) thermometer (b) compass (c) calculator (d) stethoscope
  36. 36.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  37. 37.What did Edward Jenner give us? (a) the smallpox vaccine (b) the telephone (c) X-rays (d) the printing press
  38. 38.True or false: a calculator helps us talk to people far away. (a) False (b) True
  39. 39.🔧 Which invention helps us measure body temperature? (a) telephone (b) thermometer (c) printing press (d) compass
  40. 40.True or false: Alessandro Volta gave us the first aeroplane. (a) True (b) False

Answer key

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

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