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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 711 · 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.🔧 Which invention helps us measure body temperature? (a) microscope (b) stethoscope (c) thermometer (d) telephone
  2. 2.What does a compass help us do? (a) hear the heartbeat (b) talk to people far away (c) find directions (d) print many books
  3. 3.What did Alexander Graham Bell give us? (a) the printing press (b) the smallpox vaccine (c) the telephone (d) penicillin
  4. 4.💡 Who gave us penicillin? (a) Johannes Gutenberg (b) Wilhelm Röntgen (c) Alessandro Volta (d) Alexander Fleming
  5. 5.🔧 Which invention helps us print many books? (a) clock (b) telephone (c) printing press (d) microscope
  6. 6.True or false: a clock helps us tell the time. (a) True (b) False
  7. 7.What did Wilhelm Röntgen give us? (a) the printing press (b) X-rays (c) the electric battery (d) the stethoscope
  8. 8.What does a telephone help us do? (a) see tiny germs (b) talk to people far away (c) measure body temperature (d) do sums quickly
  9. 9.True or false: a microscope helps us talk to people far away. (a) True (b) False
  10. 10.True or false: Louis Braille gave us penicillin. (a) True (b) False
  11. 11.True or false: René Laennec gave us raised-dot writing. (a) True (b) False
  12. 12.💡 Who gave us the smallpox vaccine? (a) Edward Jenner (b) Wilhelm Röntgen (c) Louis Braille (d) Alessandro Volta
  13. 13.🔧 Which invention helps us see tiny germs? (a) stethoscope (b) microscope (c) compass (d) telephone
  14. 14.💡 Who gave us the first aeroplane? (a) Louis Braille (b) Johannes Gutenberg (c) René Laennec (d) the Wright brothers
  15. 15.What did Johannes Gutenberg give us? (a) the printing press (b) X-rays (c) penicillin (d) the telephone
  16. 16.🔧 Which invention helps us see faraway stars? (a) telescope (b) calculator (c) stethoscope (d) telephone
  17. 17.True or false: a thermometer helps us print many books. (a) False (b) True
  18. 18.True or false: a thermometer helps us talk to people far away. (a) True (b) False
  19. 19.What does a thermometer help us do? (a) hear the heartbeat (b) talk to people far away (c) tell the time (d) measure body temperature
  20. 20.True or false: Johannes Gutenberg gave us the first aeroplane. (a) True (b) False
  21. 21.True or false: Wilhelm Röntgen gave us the printing press. (a) True (b) False
  22. 22.True or false: a telephone helps us tell the time. (a) False (b) True
  23. 23.True or false: a telephone helps us see faraway stars. (a) False (b) True
  24. 24.True or false: Edward Jenner gave us X-rays. (a) False (b) True
  25. 25.True or false: a telescope helps us see faraway stars. (a) True (b) False
  26. 26.What does a stethoscope help us do? (a) print many books (b) hear the heartbeat (c) find directions (d) talk to people far away
  27. 27.True or false: a compass helps us hear the heartbeat. (a) False (b) True
  28. 28.What did Alessandro Volta give us? (a) raised-dot writing (b) the first aeroplane (c) the stethoscope (d) the electric battery
  29. 29.What did Alexander Fleming give us? (a) the electric battery (b) X-rays (c) penicillin (d) the telephone
  30. 30.True or false: Alessandro Volta gave us the printing press. (a) False (b) True
  31. 31.💡 Who gave us the printing press? (a) Edward Jenner (b) the Wright brothers (c) Johannes Gutenberg (d) Alexander Fleming
  32. 32.True or false: a thermometer helps us measure body temperature. (a) False (b) True
  33. 33.True or false: a calculator helps us do sums quickly. (a) False (b) True
  34. 34.What does a calculator help us do? (a) talk to people far away (b) hear the heartbeat (c) find directions (d) do sums quickly
  35. 35.What did Louis Braille give us? (a) penicillin (b) the first aeroplane (c) the stethoscope (d) raised-dot writing
  36. 36.What does a clock help us do? (a) measure body temperature (b) tell the time (c) hear the heartbeat (d) see faraway stars
  37. 37.🔧 Which invention helps us talk to people far away? (a) thermometer (b) telephone (c) printing press (d) clock
  38. 38.What does a printing press help us do? (a) print many books (b) do sums quickly (c) see faraway stars (d) see tiny germs
  39. 39.💡 Who gave us X-rays? (a) the Wright brothers (b) Alexander Graham Bell (c) Johannes Gutenberg (d) Wilhelm Röntgen
  40. 40.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True

Answer key

  1. thermometer
  2. find directions
  3. the telephone
  4. Alexander Fleming
  5. printing press
  6. True
  7. X-rays
  8. talk to people far away
  9. False
  10. False
  11. False
  12. Edward Jenner
  13. microscope
  14. the Wright brothers
  15. the printing press
  16. telescope
  17. False
  18. False
  19. measure body temperature
  20. False
  21. False
  22. False
  23. False
  24. False
  25. True
  26. hear the heartbeat
  27. False
  28. the electric battery
  29. penicillin
  30. False
  31. Johannes Gutenberg
  32. True
  33. True
  34. do sums quickly
  35. raised-dot writing
  36. tell the time
  37. telephone
  38. print many books
  39. Wilhelm Röntgen
  40. True

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