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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 619 · 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.What does a printing press help us do? (a) print many books (b) see faraway stars (c) hear the heartbeat (d) find directions
  2. 2.💡 Who gave us the first aeroplane? (a) Alexander Graham Bell (b) Alessandro Volta (c) the Wright brothers (d) Louis Braille
  3. 3.True or false: a calculator helps us see tiny germs. (a) True (b) False
  4. 4.What did Alexander Graham Bell give us? (a) the stethoscope (b) the smallpox vaccine (c) X-rays (d) the telephone
  5. 5.🔧 Which invention helps us do sums quickly? (a) calculator (b) microscope (c) telephone (d) compass
  6. 6.🔧 Which invention helps us hear the heartbeat? (a) microscope (b) compass (c) telephone (d) stethoscope
  7. 7.What did the Wright brothers give us? (a) the stethoscope (b) the telephone (c) the electric battery (d) the first aeroplane
  8. 8.What did René Laennec give us? (a) the stethoscope (b) the smallpox vaccine (c) X-rays (d) the electric battery
  9. 9.What does a microscope help us do? (a) see tiny germs (b) talk to people far away (c) hear the heartbeat (d) find directions
  10. 10.What does a calculator help us do? (a) do sums quickly (b) find directions (c) print many books (d) hear the heartbeat
  11. 11.🔧 Which invention helps us tell the time? (a) telephone (b) thermometer (c) clock (d) microscope
  12. 12.💡 Who gave us penicillin? (a) Alessandro Volta (b) Alexander Fleming (c) the Wright brothers (d) Edward Jenner
  13. 13.🔧 Which invention helps us measure body temperature? (a) stethoscope (b) clock (c) calculator (d) thermometer
  14. 14.What did Alessandro Volta give us? (a) the electric battery (b) X-rays (c) penicillin (d) the stethoscope
  15. 15.True or false: a thermometer helps us tell the time. (a) True (b) False
  16. 16.What did Johannes Gutenberg give us? (a) penicillin (b) the smallpox vaccine (c) the printing press (d) X-rays
  17. 17.What does a stethoscope help us do? (a) do sums quickly (b) hear the heartbeat (c) find directions (d) see faraway stars
  18. 18.💡 Who gave us the telephone? (a) Alexander Fleming (b) René Laennec (c) Alexander Graham Bell (d) the Wright brothers
  19. 19.What does a thermometer help us do? (a) print many books (b) do sums quickly (c) measure body temperature (d) tell the time
  20. 20.🔧 Which invention helps us see faraway stars? (a) printing press (b) telescope (c) stethoscope (d) telephone
  21. 21.True or false: Wilhelm Röntgen gave us X-rays. (a) True (b) False
  22. 22.True or false: a calculator helps us measure body temperature. (a) False (b) True
  23. 23.💡 Who gave us the printing press? (a) the Wright brothers (b) Alessandro Volta (c) Alexander Fleming (d) Johannes Gutenberg
  24. 24.💡 Who gave us the smallpox vaccine? (a) Edward Jenner (b) the Wright brothers (c) Louis Braille (d) Johannes Gutenberg
  25. 25.What did Louis Braille give us? (a) raised-dot writing (b) the telephone (c) the first aeroplane (d) the printing press
  26. 26.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  27. 27.💡 Who gave us raised-dot writing? (a) the Wright brothers (b) René Laennec (c) Louis Braille (d) Alessandro Volta
  28. 28.What does a telescope help us do? (a) see faraway stars (b) print many books (c) do sums quickly (d) talk to people far away
  29. 29.True or false: Edward Jenner gave us the telephone. (a) True (b) False
  30. 30.💡 Who gave us X-rays? (a) the Wright brothers (b) Johannes Gutenberg (c) Alexander Fleming (d) Wilhelm Röntgen
  31. 31.💡 Who gave us the electric battery? (a) Alexander Fleming (b) Johannes Gutenberg (c) Alessandro Volta (d) the Wright brothers
  32. 32.💡 Who gave us the stethoscope? (a) Louis Braille (b) René Laennec (c) Alexander Fleming (d) Alessandro Volta
  33. 33.True or false: a telescope helps us do sums quickly. (a) True (b) False
  34. 34.True or false: a thermometer helps us hear the heartbeat. (a) True (b) False
  35. 35.🔧 Which invention helps us talk to people far away? (a) clock (b) telephone (c) compass (d) thermometer
  36. 36.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  37. 37.True or false: a thermometer helps us talk to people far away. (a) True (b) False
  38. 38.True or false: Alexander Graham Bell gave us the smallpox vaccine. (a) False (b) True
  39. 39.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  40. 40.True or false: a compass helps us find directions. (a) False (b) True

Answer key

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

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