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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 728 · 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) compass (b) microscope (c) telescope (d) thermometer
  2. 2.What does a clock help us do? (a) print many books (b) tell the time (c) hear the heartbeat (d) do sums quickly
  3. 3.True or false: a calculator helps us do sums quickly. (a) False (b) True
  4. 4.What did Edward Jenner give us? (a) the smallpox vaccine (b) the electric battery (c) X-rays (d) penicillin
  5. 5.What does a compass help us do? (a) hear the heartbeat (b) find directions (c) tell the time (d) talk to people far away
  6. 6.What does a telephone help us do? (a) measure body temperature (b) talk to people far away (c) find directions (d) do sums quickly
  7. 7.What does a microscope help us do? (a) hear the heartbeat (b) see tiny germs (c) tell the time (d) do sums quickly
  8. 8.What did the Wright brothers give us? (a) the printing press (b) X-rays (c) raised-dot writing (d) the first aeroplane
  9. 9.True or false: a thermometer helps us find directions. (a) False (b) True
  10. 10.True or false: Alexander Graham Bell gave us the first aeroplane. (a) False (b) True
  11. 11.True or false: a printing press helps us tell the time. (a) True (b) False
  12. 12.What does a printing press help us do? (a) find directions (b) print many books (c) hear the heartbeat (d) talk to people far away
  13. 13.💡 Who gave us the stethoscope? (a) René Laennec (b) Johannes Gutenberg (c) Alexander Graham Bell (d) the Wright brothers
  14. 14.💡 Who gave us the printing press? (a) René Laennec (b) Johannes Gutenberg (c) Wilhelm Röntgen (d) Louis Braille
  15. 15.💡 Who gave us raised-dot writing? (a) Louis Braille (b) Edward Jenner (c) the Wright brothers (d) Alessandro Volta
  16. 16.True or false: a telescope helps us talk to people far away. (a) True (b) False
  17. 17.🔧 Which invention helps us talk to people far away? (a) stethoscope (b) thermometer (c) telephone (d) telescope
  18. 18.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  19. 19.🔧 Which invention helps us hear the heartbeat? (a) stethoscope (b) telescope (c) telephone (d) thermometer
  20. 20.What did Alexander Fleming give us? (a) penicillin (b) the stethoscope (c) X-rays (d) the first aeroplane
  21. 21.True or false: a telephone helps us talk to people far away. (a) True (b) False
  22. 22.True or false: a printing press helps us print many books. (a) False (b) True
  23. 23.True or false: a thermometer helps us print many books. (a) True (b) False
  24. 24.True or false: a clock helps us find directions. (a) False (b) True
  25. 25.What does a telescope help us do? (a) do sums quickly (b) find directions (c) see faraway stars (d) see tiny germs
  26. 26.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  27. 27.What did Wilhelm Röntgen give us? (a) the printing press (b) the telephone (c) X-rays (d) raised-dot writing
  28. 28.🔧 Which invention helps us find directions? (a) printing press (b) telescope (c) microscope (d) compass
  29. 29.True or false: a compass helps us see faraway stars. (a) True (b) False
  30. 30.💡 Who gave us X-rays? (a) Wilhelm Röntgen (b) Alexander Fleming (c) Louis Braille (d) Edward Jenner
  31. 31.What did René Laennec give us? (a) the smallpox vaccine (b) the stethoscope (c) the electric battery (d) the telephone
  32. 32.True or false: a compass helps us talk to people far away. (a) False (b) True
  33. 33.True or false: a microscope helps us see tiny germs. (a) True (b) False
  34. 34.💡 Who gave us the telephone? (a) René Laennec (b) the Wright brothers (c) Edward Jenner (d) Alexander Graham Bell
  35. 35.True or false: a clock helps us see faraway stars. (a) False (b) True
  36. 36.True or false: Alexander Fleming gave us the printing press. (a) True (b) False
  37. 37.True or false: a telephone helps us do sums quickly. (a) True (b) False
  38. 38.🔧 Which invention helps us see tiny germs? (a) clock (b) telescope (c) microscope (d) telephone
  39. 39.💡 Who gave us the smallpox vaccine? (a) Louis Braille (b) Alexander Fleming (c) the Wright brothers (d) Edward Jenner
  40. 40.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True

Answer key

  1. thermometer
  2. tell the time
  3. True
  4. the smallpox vaccine
  5. find directions
  6. talk to people far away
  7. see tiny germs
  8. the first aeroplane
  9. False
  10. False
  11. False
  12. print many books
  13. René Laennec
  14. Johannes Gutenberg
  15. Louis Braille
  16. False
  17. telephone
  18. True
  19. stethoscope
  20. penicillin
  21. True
  22. True
  23. False
  24. False
  25. see faraway stars
  26. True
  27. X-rays
  28. compass
  29. False
  30. Wilhelm Röntgen
  31. the stethoscope
  32. False
  33. True
  34. Alexander Graham Bell
  35. False
  36. False
  37. False
  38. microscope
  39. Edward Jenner
  40. True

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