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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 941 · 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 telescope help us do? (a) see tiny germs (b) hear the heartbeat (c) see faraway stars (d) tell the time
  2. 2.🔧 Which invention helps us measure body temperature? (a) telescope (b) calculator (c) thermometer (d) clock
  3. 3.What did Edward Jenner give us? (a) the printing press (b) the first aeroplane (c) the stethoscope (d) the smallpox vaccine
  4. 4.🔧 Which invention helps us hear the heartbeat? (a) printing press (b) stethoscope (c) microscope (d) thermometer
  5. 5.True or false: a thermometer helps us tell the time. (a) False (b) True
  6. 6.What does a printing press help us do? (a) see faraway stars (b) do sums quickly (c) hear the heartbeat (d) print many books
  7. 7.What does a calculator help us do? (a) see tiny germs (b) talk to people far away (c) do sums quickly (d) measure body temperature
  8. 8.True or false: Wilhelm Röntgen gave us X-rays. (a) False (b) True
  9. 9.True or false: the Wright brothers gave us the electric battery. (a) True (b) False
  10. 10.🔧 Which invention helps us talk to people far away? (a) telephone (b) compass (c) stethoscope (d) calculator
  11. 11.💡 Who gave us the first aeroplane? (a) Louis Braille (b) Edward Jenner (c) the Wright brothers (d) Alessandro Volta
  12. 12.💡 Who gave us the stethoscope? (a) Edward Jenner (b) Alexander Graham Bell (c) René Laennec (d) Johannes Gutenberg
  13. 13.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  14. 14.True or false: a telescope helps us see faraway stars. (a) False (b) True
  15. 15.What did Alessandro Volta give us? (a) the printing press (b) X-rays (c) the telephone (d) the electric battery
  16. 16.True or false: a clock helps us tell the time. (a) True (b) False
  17. 17.True or false: Wilhelm Röntgen gave us the stethoscope. (a) False (b) True
  18. 18.What did the Wright brothers give us? (a) the first aeroplane (b) the electric battery (c) the printing press (d) the smallpox vaccine
  19. 19.What did Alexander Fleming give us? (a) penicillin (b) the stethoscope (c) X-rays (d) the first aeroplane
  20. 20.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  21. 21.🔧 Which invention helps us see tiny germs? (a) printing press (b) telephone (c) stethoscope (d) microscope
  22. 22.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  23. 23.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  24. 24.💡 Who gave us the printing press? (a) Wilhelm Röntgen (b) Louis Braille (c) René Laennec (d) Johannes Gutenberg
  25. 25.What does a clock help us do? (a) tell the time (b) find directions (c) see faraway stars (d) hear the heartbeat
  26. 26.True or false: Louis Braille gave us the telephone. (a) True (b) False
  27. 27.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  28. 28.🔧 Which invention helps us find directions? (a) clock (b) telephone (c) telescope (d) compass
  29. 29.What did René Laennec give us? (a) the first aeroplane (b) the stethoscope (c) raised-dot writing (d) the electric battery
  30. 30.What did Johannes Gutenberg give us? (a) the first aeroplane (b) the telephone (c) the stethoscope (d) the printing press
  31. 31.What does a compass help us do? (a) talk to people far away (b) find directions (c) do sums quickly (d) hear the heartbeat
  32. 32.True or false: a stethoscope helps us talk to people far away. (a) True (b) False
  33. 33.What did Alexander Graham Bell give us? (a) the printing press (b) raised-dot writing (c) the telephone (d) the smallpox vaccine
  34. 34.What does a microscope help us do? (a) see faraway stars (b) see tiny germs (c) measure body temperature (d) tell the time
  35. 35.🔧 Which invention helps us print many books? (a) printing press (b) microscope (c) thermometer (d) telescope
  36. 36.True or false: a telescope helps us print many books. (a) False (b) True
  37. 37.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  38. 38.🔧 Which invention helps us do sums quickly? (a) thermometer (b) calculator (c) printing press (d) stethoscope
  39. 39.True or false: the Wright brothers gave us penicillin. (a) False (b) True
  40. 40.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False

Answer key

  1. see faraway stars
  2. thermometer
  3. the smallpox vaccine
  4. stethoscope
  5. False
  6. print many books
  7. do sums quickly
  8. True
  9. False
  10. telephone
  11. the Wright brothers
  12. René Laennec
  13. True
  14. True
  15. the electric battery
  16. True
  17. False
  18. the first aeroplane
  19. penicillin
  20. True
  21. microscope
  22. True
  23. True
  24. Johannes Gutenberg
  25. tell the time
  26. False
  27. True
  28. compass
  29. the stethoscope
  30. the printing press
  31. find directions
  32. False
  33. the telephone
  34. see tiny germs
  35. printing press
  36. False
  37. True
  38. calculator
  39. False
  40. True

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