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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 907 · 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: Wilhelm Röntgen gave us the printing press. (a) False (b) True
  2. 2.True or false: a calculator helps us talk to people far away. (a) False (b) True
  3. 3.🔧 Which invention helps us tell the time? (a) compass (b) telescope (c) stethoscope (d) clock
  4. 4.True or false: a microscope helps us see tiny germs. (a) False (b) True
  5. 5.True or false: a calculator helps us measure body temperature. (a) False (b) True
  6. 6.What does a calculator help us do? (a) do sums quickly (b) see faraway stars (c) hear the heartbeat (d) see tiny germs
  7. 7.What does a clock help us do? (a) do sums quickly (b) hear the heartbeat (c) tell the time (d) print many books
  8. 8.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  9. 9.True or false: Alessandro Volta gave us the first aeroplane. (a) True (b) False
  10. 10.💡 Who gave us raised-dot writing? (a) the Wright brothers (b) Alessandro Volta (c) Johannes Gutenberg (d) Louis Braille
  11. 11.What does a telephone help us do? (a) talk to people far away (b) see faraway stars (c) do sums quickly (d) measure body temperature
  12. 12.💡 Who gave us penicillin? (a) Edward Jenner (b) Alexander Fleming (c) Louis Braille (d) the Wright brothers
  13. 13.What did Johannes Gutenberg give us? (a) the printing press (b) the stethoscope (c) the first aeroplane (d) the electric battery
  14. 14.True or false: Alexander Fleming gave us the telephone. (a) False (b) True
  15. 15.What does a telescope help us do? (a) talk to people far away (b) see faraway stars (c) see tiny germs (d) print many books
  16. 16.🔧 Which invention helps us see faraway stars? (a) telescope (b) clock (c) telephone (d) thermometer
  17. 17.True or false: a telescope helps us hear the heartbeat. (a) True (b) False
  18. 18.🔧 Which invention helps us print many books? (a) telescope (b) printing press (c) telephone (d) stethoscope
  19. 19.What did Alessandro Volta give us? (a) the telephone (b) the stethoscope (c) X-rays (d) the electric battery
  20. 20.True or false: René Laennec gave us the stethoscope. (a) True (b) False
  21. 21.What does a compass help us do? (a) print many books (b) do sums quickly (c) talk to people far away (d) find directions
  22. 22.What did the Wright brothers give us? (a) the stethoscope (b) the first aeroplane (c) raised-dot writing (d) X-rays
  23. 23.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  24. 24.What does a stethoscope help us do? (a) print many books (b) do sums quickly (c) hear the heartbeat (d) see faraway stars
  25. 25.True or false: a calculator helps us print many books. (a) True (b) False
  26. 26.💡 Who gave us the printing press? (a) Alexander Fleming (b) Wilhelm Röntgen (c) René Laennec (d) Johannes Gutenberg
  27. 27.💡 Who gave us the telephone? (a) Alexander Graham Bell (b) the Wright brothers (c) Edward Jenner (d) Louis Braille
  28. 28.🔧 Which invention helps us measure body temperature? (a) thermometer (b) telescope (c) microscope (d) telephone
  29. 29.🔧 Which invention helps us talk to people far away? (a) microscope (b) stethoscope (c) telephone (d) telescope
  30. 30.What does a thermometer help us do? (a) measure body temperature (b) do sums quickly (c) see faraway stars (d) talk to people far away
  31. 31.What did Edward Jenner give us? (a) the printing press (b) raised-dot writing (c) the telephone (d) the smallpox vaccine
  32. 32.🔧 Which invention helps us find directions? (a) telephone (b) clock (c) compass (d) thermometer
  33. 33.True or false: a clock helps us tell the time. (a) True (b) False
  34. 34.What did Alexander Graham Bell give us? (a) the telephone (b) the smallpox vaccine (c) the stethoscope (d) the printing press
  35. 35.🔧 Which invention helps us do sums quickly? (a) printing press (b) calculator (c) stethoscope (d) thermometer
  36. 36.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  37. 37.True or false: Wilhelm Röntgen gave us X-rays. (a) True (b) False
  38. 38.True or false: a clock helps us print many books. (a) False (b) True
  39. 39.True or false: a calculator helps us do sums quickly. (a) False (b) True
  40. 40.💡 Who gave us the electric battery? (a) Alexander Graham Bell (b) Edward Jenner (c) René Laennec (d) Alessandro Volta

Answer key

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

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