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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 144 · 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.

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

Answer key

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

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