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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 397 · 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) see tiny germs (b) print many books (c) find directions (d) do sums quickly
  2. 2.What did Johannes Gutenberg give us? (a) the electric battery (b) the printing press (c) penicillin (d) raised-dot writing
  3. 3.What does a telescope help us do? (a) hear the heartbeat (b) print many books (c) see faraway stars (d) do sums quickly
  4. 4.True or false: a telephone helps us talk to people far away. (a) False (b) True
  5. 5.What does a stethoscope help us do? (a) see faraway stars (b) tell the time (c) talk to people far away (d) hear the heartbeat
  6. 6.🔧 Which invention helps us measure body temperature? (a) telescope (b) thermometer (c) stethoscope (d) telephone
  7. 7.💡 Who gave us raised-dot writing? (a) René Laennec (b) Alexander Fleming (c) Edward Jenner (d) Louis Braille
  8. 8.True or false: a stethoscope helps us measure body temperature. (a) True (b) False
  9. 9.🔧 Which invention helps us print many books? (a) microscope (b) telescope (c) telephone (d) printing press
  10. 10.💡 Who gave us the telephone? (a) Johannes Gutenberg (b) Edward Jenner (c) Louis Braille (d) Alexander Graham Bell
  11. 11.What did René Laennec give us? (a) the printing press (b) the stethoscope (c) the smallpox vaccine (d) the telephone
  12. 12.True or false: Louis Braille gave us penicillin. (a) False (b) True
  13. 13.True or false: Wilhelm Röntgen gave us the electric battery. (a) False (b) True
  14. 14.💡 Who gave us the smallpox vaccine? (a) Louis Braille (b) Alexander Fleming (c) Edward Jenner (d) Alexander Graham Bell
  15. 15.🔧 Which invention helps us tell the time? (a) compass (b) clock (c) printing press (d) stethoscope
  16. 16.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  17. 17.True or false: a calculator helps us see tiny germs. (a) False (b) True
  18. 18.True or false: a compass helps us hear the heartbeat. (a) False (b) True
  19. 19.What does a compass help us do? (a) measure body temperature (b) find directions (c) see faraway stars (d) see tiny germs
  20. 20.What does a calculator help us do? (a) measure body temperature (b) see tiny germs (c) do sums quickly (d) talk to people far away
  21. 21.🔧 Which invention helps us find directions? (a) telescope (b) clock (c) compass (d) microscope
  22. 22.💡 Who gave us X-rays? (a) Edward Jenner (b) René Laennec (c) Johannes Gutenberg (d) Wilhelm Röntgen
  23. 23.🔧 Which invention helps us hear the heartbeat? (a) printing press (b) stethoscope (c) calculator (d) telephone
  24. 24.True or false: Edward Jenner gave us raised-dot writing. (a) True (b) False
  25. 25.💡 Who gave us the printing press? (a) Johannes Gutenberg (b) René Laennec (c) the Wright brothers (d) Louis Braille
  26. 26.What did Edward Jenner give us? (a) the printing press (b) the smallpox vaccine (c) the electric battery (d) penicillin
  27. 27.True or false: Wilhelm Röntgen gave us X-rays. (a) False (b) True
  28. 28.True or false: René Laennec gave us the stethoscope. (a) True (b) False
  29. 29.True or false: a telescope helps us find directions. (a) True (b) False
  30. 30.What does a thermometer help us do? (a) do sums quickly (b) measure body temperature (c) talk to people far away (d) tell the time
  31. 31.True or false: a microscope helps us see tiny germs. (a) False (b) True
  32. 32.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  33. 33.True or false: René Laennec gave us raised-dot writing. (a) False (b) True
  34. 34.💡 Who gave us the stethoscope? (a) Johannes Gutenberg (b) René Laennec (c) Alexander Fleming (d) Alessandro Volta
  35. 35.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  36. 36.What does a clock help us do? (a) hear the heartbeat (b) tell the time (c) measure body temperature (d) see faraway stars
  37. 37.🔧 Which invention helps us talk to people far away? (a) calculator (b) telephone (c) telescope (d) stethoscope
  38. 38.True or false: a microscope helps us tell the time. (a) True (b) False
  39. 39.💡 Who gave us the first aeroplane? (a) Wilhelm Röntgen (b) Alessandro Volta (c) Alexander Fleming (d) the Wright brothers
  40. 40.What did the Wright brothers give us? (a) the first aeroplane (b) the printing press (c) raised-dot writing (d) penicillin

Answer key

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

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