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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 477 · 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 telephone helps us tell the time. (a) True (b) False
  2. 2.🔧 Which invention helps us measure body temperature? (a) clock (b) telephone (c) microscope (d) thermometer
  3. 3.True or false: Alessandro Volta gave us the first aeroplane. (a) True (b) False
  4. 4.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  5. 5.What did the Wright brothers give us? (a) the first aeroplane (b) the electric battery (c) the stethoscope (d) X-rays
  6. 6.What does a printing press help us do? (a) print many books (b) find directions (c) see tiny germs (d) hear the heartbeat
  7. 7.What does a compass help us do? (a) talk to people far away (b) print many books (c) find directions (d) hear the heartbeat
  8. 8.💡 Who gave us the first aeroplane? (a) Alessandro Volta (b) Alexander Graham Bell (c) the Wright brothers (d) Louis Braille
  9. 9.What does a calculator help us do? (a) tell the time (b) measure body temperature (c) see faraway stars (d) do sums quickly
  10. 10.What does a stethoscope help us do? (a) find directions (b) do sums quickly (c) hear the heartbeat (d) see tiny germs
  11. 11.💡 Who gave us raised-dot writing? (a) the Wright brothers (b) Johannes Gutenberg (c) Alexander Graham Bell (d) Louis Braille
  12. 12.True or false: Edward Jenner gave us the first aeroplane. (a) False (b) True
  13. 13.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  14. 14.What did Johannes Gutenberg give us? (a) the electric battery (b) the telephone (c) the printing press (d) the stethoscope
  15. 15.What did Edward Jenner give us? (a) the first aeroplane (b) the smallpox vaccine (c) raised-dot writing (d) the printing press
  16. 16.🔧 Which invention helps us do sums quickly? (a) telescope (b) calculator (c) printing press (d) compass
  17. 17.True or false: a clock helps us tell the time. (a) False (b) True
  18. 18.💡 Who gave us the printing press? (a) Alexander Graham Bell (b) Edward Jenner (c) Johannes Gutenberg (d) Alexander Fleming
  19. 19.What did Wilhelm Röntgen give us? (a) the telephone (b) the first aeroplane (c) raised-dot writing (d) X-rays
  20. 20.What did Alexander Graham Bell give us? (a) the stethoscope (b) the smallpox vaccine (c) raised-dot writing (d) the telephone
  21. 21.🔧 Which invention helps us talk to people far away? (a) printing press (b) stethoscope (c) compass (d) telephone
  22. 22.True or false: Edward Jenner gave us the printing press. (a) True (b) False
  23. 23.What does a telescope help us do? (a) do sums quickly (b) see faraway stars (c) measure body temperature (d) talk to people far away
  24. 24.What does a thermometer help us do? (a) do sums quickly (b) measure body temperature (c) print many books (d) find directions
  25. 25.True or false: Wilhelm Röntgen gave us the electric battery. (a) False (b) True
  26. 26.True or false: René Laennec gave us the printing press. (a) True (b) False
  27. 27.🔧 Which invention helps us print many books? (a) compass (b) telephone (c) printing press (d) thermometer
  28. 28.💡 Who gave us the stethoscope? (a) Alessandro Volta (b) Louis Braille (c) the Wright brothers (d) René Laennec
  29. 29.What does a microscope help us do? (a) print many books (b) see tiny germs (c) talk to people far away (d) tell the time
  30. 30.True or false: Alexander Graham Bell gave us the printing press. (a) True (b) False
  31. 31.🔧 Which invention helps us see tiny germs? (a) stethoscope (b) microscope (c) telescope (d) printing press
  32. 32.🔧 Which invention helps us tell the time? (a) microscope (b) clock (c) stethoscope (d) thermometer
  33. 33.True or false: a telephone helps us talk to people far away. (a) False (b) True
  34. 34.True or false: a clock helps us find directions. (a) False (b) True
  35. 35.True or false: Alexander Fleming gave us the first aeroplane. (a) True (b) False
  36. 36.True or false: Alessandro Volta gave us penicillin. (a) True (b) False
  37. 37.💡 Who gave us the telephone? (a) the Wright brothers (b) Wilhelm Röntgen (c) Alexander Graham Bell (d) Alessandro Volta
  38. 38.True or false: Alexander Graham Bell gave us the first aeroplane. (a) True (b) False
  39. 39.💡 Who gave us penicillin? (a) the Wright brothers (b) Johannes Gutenberg (c) Alexander Fleming (d) Edward Jenner
  40. 40.True or false: a telescope helps us talk to people far away. (a) False (b) True

Answer key

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

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