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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 804 · 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 did Alessandro Volta give us? (a) X-rays (b) the telephone (c) the electric battery (d) the first aeroplane
  2. 2.🔧 Which invention helps us talk to people far away? (a) clock (b) compass (c) stethoscope (d) telephone
  3. 3.True or false: Louis Braille gave us X-rays. (a) False (b) True
  4. 4.True or false: a calculator helps us tell the time. (a) True (b) False
  5. 5.💡 Who gave us raised-dot writing? (a) Johannes Gutenberg (b) Alessandro Volta (c) Louis Braille (d) Alexander Graham Bell
  6. 6.💡 Who gave us the telephone? (a) the Wright brothers (b) Wilhelm Röntgen (c) Alexander Graham Bell (d) Louis Braille
  7. 7.True or false: Alexander Fleming gave us the telephone. (a) True (b) False
  8. 8.What does a printing press help us do? (a) see faraway stars (b) talk to people far away (c) hear the heartbeat (d) print many books
  9. 9.What did René Laennec give us? (a) the first aeroplane (b) the printing press (c) the electric battery (d) the stethoscope
  10. 10.What does a clock help us do? (a) print many books (b) tell the time (c) find directions (d) hear the heartbeat
  11. 11.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  12. 12.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  13. 13.True or false: a printing press helps us print many books. (a) False (b) True
  14. 14.🔧 Which invention helps us find directions? (a) compass (b) telephone (c) microscope (d) thermometer
  15. 15.🔧 Which invention helps us tell the time? (a) compass (b) microscope (c) thermometer (d) clock
  16. 16.True or false: Alessandro Volta gave us the electric battery. (a) True (b) False
  17. 17.True or false: Wilhelm Röntgen gave us the telephone. (a) False (b) True
  18. 18.True or false: a telephone helps us talk to people far away. (a) True (b) False
  19. 19.🔧 Which invention helps us hear the heartbeat? (a) stethoscope (b) printing press (c) telescope (d) calculator
  20. 20.What does a compass help us do? (a) talk to people far away (b) print many books (c) find directions (d) see faraway stars
  21. 21.What does a thermometer help us do? (a) find directions (b) hear the heartbeat (c) measure body temperature (d) tell the time
  22. 22.💡 Who gave us the stethoscope? (a) Edward Jenner (b) the Wright brothers (c) Johannes Gutenberg (d) René Laennec
  23. 23.True or false: a printing press helps us talk to people far away. (a) False (b) True
  24. 24.What does a calculator help us do? (a) do sums quickly (b) talk to people far away (c) print many books (d) find directions
  25. 25.True or false: a calculator helps us see faraway stars. (a) False (b) True
  26. 26.True or false: a compass helps us do sums quickly. (a) True (b) False
  27. 27.What did Johannes Gutenberg give us? (a) the electric battery (b) X-rays (c) the printing press (d) penicillin
  28. 28.True or false: a printing press helps us measure body temperature. (a) True (b) False
  29. 29.True or false: a compass helps us find directions. (a) False (b) True
  30. 30.What does a microscope help us do? (a) talk to people far away (b) measure body temperature (c) see tiny germs (d) print many books
  31. 31.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  32. 32.💡 Who gave us penicillin? (a) Wilhelm Röntgen (b) Alexander Fleming (c) Alessandro Volta (d) the Wright brothers
  33. 33.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  34. 34.What does a stethoscope help us do? (a) hear the heartbeat (b) see faraway stars (c) measure body temperature (d) find directions
  35. 35.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  36. 36.What did Alexander Fleming give us? (a) the printing press (b) the telephone (c) penicillin (d) the stethoscope
  37. 37.What does a telephone help us do? (a) see tiny germs (b) find directions (c) do sums quickly (d) talk to people far away
  38. 38.🔧 Which invention helps us measure body temperature? (a) telephone (b) clock (c) microscope (d) thermometer
  39. 39.True or false: Edward Jenner gave us the stethoscope. (a) True (b) False
  40. 40.💡 Who gave us the smallpox vaccine? (a) Louis Braille (b) Alexander Graham Bell (c) Alexander Fleming (d) Edward Jenner

Answer key

  1. the electric battery
  2. telephone
  3. False
  4. False
  5. Louis Braille
  6. Alexander Graham Bell
  7. False
  8. print many books
  9. the stethoscope
  10. tell the time
  11. True
  12. True
  13. True
  14. compass
  15. clock
  16. True
  17. False
  18. True
  19. stethoscope
  20. find directions
  21. measure body temperature
  22. René Laennec
  23. False
  24. do sums quickly
  25. False
  26. False
  27. the printing press
  28. False
  29. True
  30. see tiny germs
  31. True
  32. Alexander Fleming
  33. True
  34. hear the heartbeat
  35. True
  36. penicillin
  37. talk to people far away
  38. thermometer
  39. False
  40. Edward Jenner

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