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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 359 · 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 do sums quickly. (a) True (b) False
  2. 2.True or false: a compass helps us find directions. (a) False (b) True
  3. 3.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  4. 4.What does a stethoscope help us do? (a) see tiny germs (b) hear the heartbeat (c) see faraway stars (d) find directions
  5. 5.What did Johannes Gutenberg give us? (a) the electric battery (b) the smallpox vaccine (c) raised-dot writing (d) the printing press
  6. 6.What does a compass help us do? (a) do sums quickly (b) find directions (c) talk to people far away (d) hear the heartbeat
  7. 7.🔧 Which invention helps us tell the time? (a) calculator (b) telephone (c) clock (d) compass
  8. 8.🔧 Which invention helps us measure body temperature? (a) thermometer (b) stethoscope (c) microscope (d) printing press
  9. 9.💡 Who gave us penicillin? (a) Alessandro Volta (b) Alexander Graham Bell (c) the Wright brothers (d) Alexander Fleming
  10. 10.🔧 Which invention helps us hear the heartbeat? (a) microscope (b) printing press (c) clock (d) stethoscope
  11. 11.What does a telephone help us do? (a) see faraway stars (b) talk to people far away (c) print many books (d) find directions
  12. 12.True or false: the Wright brothers gave us penicillin. (a) False (b) True
  13. 13.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  14. 14.True or false: a printing press helps us print many books. (a) True (b) False
  15. 15.True or false: a stethoscope helps us tell the time. (a) True (b) False
  16. 16.What did Alessandro Volta give us? (a) the first aeroplane (b) the electric battery (c) the printing press (d) raised-dot writing
  17. 17.What did Alexander Graham Bell give us? (a) penicillin (b) the printing press (c) the telephone (d) X-rays
  18. 18.What does a clock help us do? (a) tell the time (b) measure body temperature (c) hear the heartbeat (d) print many books
  19. 19.What did Edward Jenner give us? (a) the first aeroplane (b) the telephone (c) the smallpox vaccine (d) X-rays
  20. 20.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  21. 21.True or false: a telephone helps us talk to people far away. (a) False (b) True
  22. 22.💡 Who gave us raised-dot writing? (a) Louis Braille (b) Alexander Graham Bell (c) Wilhelm Röntgen (d) the Wright brothers
  23. 23.True or false: Alexander Fleming gave us the smallpox vaccine. (a) False (b) True
  24. 24.💡 Who gave us the smallpox vaccine? (a) Alexander Graham Bell (b) Edward Jenner (c) Wilhelm Röntgen (d) Alexander Fleming
  25. 25.What does a telescope help us do? (a) talk to people far away (b) see faraway stars (c) print many books (d) find directions
  26. 26.What did Louis Braille give us? (a) raised-dot writing (b) penicillin (c) X-rays (d) the stethoscope
  27. 27.What does a microscope help us do? (a) tell the time (b) see tiny germs (c) find directions (d) do sums quickly
  28. 28.💡 Who gave us the printing press? (a) Louis Braille (b) Alessandro Volta (c) Johannes Gutenberg (d) Alexander Fleming
  29. 29.True or false: Edward Jenner gave us the stethoscope. (a) True (b) False
  30. 30.True or false: Wilhelm Röntgen gave us X-rays. (a) False (b) True
  31. 31.What did Alexander Fleming give us? (a) the first aeroplane (b) the telephone (c) the printing press (d) penicillin
  32. 32.True or false: a microscope helps us see tiny germs. (a) False (b) True
  33. 33.🔧 Which invention helps us talk to people far away? (a) telescope (b) compass (c) telephone (d) thermometer
  34. 34.What does a calculator help us do? (a) measure body temperature (b) find directions (c) do sums quickly (d) hear the heartbeat
  35. 35.True or false: René Laennec gave us the stethoscope. (a) True (b) False
  36. 36.True or false: a calculator helps us do sums quickly. (a) True (b) False
  37. 37.💡 Who gave us the first aeroplane? (a) René Laennec (b) Wilhelm Röntgen (c) Alessandro Volta (d) the Wright brothers
  38. 38.What did René Laennec give us? (a) penicillin (b) the stethoscope (c) the printing press (d) the telephone
  39. 39.True or false: a calculator helps us print many books. (a) False (b) True
  40. 40.What did Wilhelm Röntgen give us? (a) X-rays (b) the stethoscope (c) the first aeroplane (d) the printing press

Answer key

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

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