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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 58 · 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) clock (b) telephone (c) thermometer (d) compass
  2. 2.🔧 Which invention helps us print many books? (a) stethoscope (b) thermometer (c) printing press (d) clock
  3. 3.🔧 Which invention helps us talk to people far away? (a) telephone (b) thermometer (c) microscope (d) telescope
  4. 4.What did Edward Jenner give us? (a) the first aeroplane (b) the smallpox vaccine (c) penicillin (d) X-rays
  5. 5.💡 Who gave us the first aeroplane? (a) the Wright brothers (b) Edward Jenner (c) René Laennec (d) Wilhelm Röntgen
  6. 6.What did the Wright brothers give us? (a) the printing press (b) the first aeroplane (c) the smallpox vaccine (d) X-rays
  7. 7.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  8. 8.💡 Who gave us the smallpox vaccine? (a) Wilhelm Röntgen (b) Edward Jenner (c) Louis Braille (d) the Wright brothers
  9. 9.What does a calculator help us do? (a) tell the time (b) do sums quickly (c) talk to people far away (d) see tiny germs
  10. 10.What did Louis Braille give us? (a) raised-dot writing (b) the printing press (c) the smallpox vaccine (d) the telephone
  11. 11.💡 Who gave us penicillin? (a) the Wright brothers (b) Edward Jenner (c) Alexander Fleming (d) Johannes Gutenberg
  12. 12.True or false: Alexander Graham Bell gave us the printing press. (a) True (b) False
  13. 13.What did Alessandro Volta give us? (a) the first aeroplane (b) the electric battery (c) the stethoscope (d) the telephone
  14. 14.True or false: a telephone helps us measure body temperature. (a) False (b) True
  15. 15.What does a telephone help us do? (a) find directions (b) do sums quickly (c) hear the heartbeat (d) talk to people far away
  16. 16.True or false: René Laennec gave us the telephone. (a) True (b) False
  17. 17.What does a thermometer help us do? (a) hear the heartbeat (b) talk to people far away (c) measure body temperature (d) see faraway stars
  18. 18.True or false: Alexander Fleming gave us the smallpox vaccine. (a) False (b) True
  19. 19.🔧 Which invention helps us hear the heartbeat? (a) stethoscope (b) printing press (c) clock (d) microscope
  20. 20.💡 Who gave us the printing press? (a) Alexander Fleming (b) the Wright brothers (c) Johannes Gutenberg (d) Alexander Graham Bell
  21. 21.What did Johannes Gutenberg give us? (a) the printing press (b) the electric battery (c) raised-dot writing (d) the telephone
  22. 22.True or false: a stethoscope helps us see tiny germs. (a) False (b) True
  23. 23.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  24. 24.True or false: René Laennec gave us the first aeroplane. (a) False (b) True
  25. 25.True or false: a clock helps us see tiny germs. (a) True (b) False
  26. 26.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  27. 27.💡 Who gave us X-rays? (a) Alexander Graham Bell (b) Alexander Fleming (c) René Laennec (d) Wilhelm Röntgen
  28. 28.💡 Who gave us the telephone? (a) Louis Braille (b) Alexander Fleming (c) René Laennec (d) Alexander Graham Bell
  29. 29.🔧 Which invention helps us see faraway stars? (a) microscope (b) calculator (c) telescope (d) stethoscope
  30. 30.What does a stethoscope help us do? (a) see faraway stars (b) hear the heartbeat (c) talk to people far away (d) measure body temperature
  31. 31.True or false: the Wright brothers gave us the printing press. (a) False (b) True
  32. 32.True or false: a telephone helps us talk to people far away. (a) True (b) False
  33. 33.What does a clock help us do? (a) see tiny germs (b) print many books (c) tell the time (d) measure body temperature
  34. 34.🔧 Which invention helps us tell the time? (a) stethoscope (b) clock (c) microscope (d) telescope
  35. 35.💡 Who gave us the electric battery? (a) Johannes Gutenberg (b) René Laennec (c) Alexander Graham Bell (d) Alessandro Volta
  36. 36.What does a telescope help us do? (a) talk to people far away (b) see faraway stars (c) print many books (d) measure body temperature
  37. 37.What did René Laennec give us? (a) the stethoscope (b) penicillin (c) the smallpox vaccine (d) X-rays
  38. 38.What does a printing press help us do? (a) do sums quickly (b) talk to people far away (c) see faraway stars (d) print many books
  39. 39.True or false: a thermometer helps us hear the heartbeat. (a) False (b) True
  40. 40.True or false: Wilhelm Röntgen gave us X-rays. (a) False (b) True

Answer key

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

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