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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 427 · 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.True or false: Edward Jenner gave us X-rays. (a) False (b) True
  2. 2.💡 Who gave us the stethoscope? (a) Alessandro Volta (b) the Wright brothers (c) René Laennec (d) Louis Braille
  3. 3.What did Alessandro Volta give us? (a) X-rays (b) the printing press (c) the stethoscope (d) the electric battery
  4. 4.🔧 Which invention helps us find directions? (a) microscope (b) clock (c) compass (d) telephone
  5. 5.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  6. 6.What does a stethoscope help us do? (a) hear the heartbeat (b) tell the time (c) talk to people far away (d) find directions
  7. 7.What did Wilhelm Röntgen give us? (a) the electric battery (b) X-rays (c) penicillin (d) raised-dot writing
  8. 8.💡 Who gave us X-rays? (a) Alessandro Volta (b) Johannes Gutenberg (c) the Wright brothers (d) Wilhelm Röntgen
  9. 9.True or false: a telescope helps us tell the time. (a) True (b) False
  10. 10.True or false: Alexander Fleming gave us X-rays. (a) True (b) False
  11. 11.What did Edward Jenner give us? (a) the first aeroplane (b) penicillin (c) raised-dot writing (d) the smallpox vaccine
  12. 12.What did the Wright brothers give us? (a) the first aeroplane (b) the printing press (c) X-rays (d) the telephone
  13. 13.What did René Laennec give us? (a) the smallpox vaccine (b) raised-dot writing (c) the stethoscope (d) the electric battery
  14. 14.💡 Who gave us the smallpox vaccine? (a) Edward Jenner (b) Johannes Gutenberg (c) Alessandro Volta (d) Alexander Graham Bell
  15. 15.True or false: a telephone helps us print many books. (a) True (b) False
  16. 16.What does a printing press help us do? (a) tell the time (b) see tiny germs (c) measure body temperature (d) print many books
  17. 17.True or false: a telephone helps us talk to people far away. (a) True (b) False
  18. 18.What does a calculator help us do? (a) tell the time (b) hear the heartbeat (c) see tiny germs (d) do sums quickly
  19. 19.What did Alexander Graham Bell give us? (a) the first aeroplane (b) the telephone (c) the stethoscope (d) penicillin
  20. 20.What does a compass help us do? (a) talk to people far away (b) do sums quickly (c) hear the heartbeat (d) find directions
  21. 21.True or false: a thermometer helps us measure body temperature. (a) False (b) True
  22. 22.What does a thermometer help us do? (a) talk to people far away (b) see faraway stars (c) measure body temperature (d) tell the time
  23. 23.What does a telescope help us do? (a) hear the heartbeat (b) see faraway stars (c) find directions (d) measure body temperature
  24. 24.🔧 Which invention helps us see faraway stars? (a) microscope (b) telescope (c) printing press (d) calculator
  25. 25.💡 Who gave us the telephone? (a) Alessandro Volta (b) the Wright brothers (c) René Laennec (d) Alexander Graham Bell
  26. 26.🔧 Which invention helps us tell the time? (a) printing press (b) thermometer (c) telescope (d) clock
  27. 27.True or false: a printing press helps us talk to people far away. (a) False (b) True
  28. 28.True or false: a calculator helps us hear the heartbeat. (a) False (b) True
  29. 29.💡 Who gave us the printing press? (a) Wilhelm Röntgen (b) Edward Jenner (c) Alessandro Volta (d) Johannes Gutenberg
  30. 30.What does a microscope help us do? (a) measure body temperature (b) see tiny germs (c) find directions (d) hear the heartbeat
  31. 31.What does a clock help us do? (a) tell the time (b) hear the heartbeat (c) find directions (d) see faraway stars
  32. 32.True or false: a compass helps us talk to people far away. (a) False (b) True
  33. 33.💡 Who gave us penicillin? (a) Alexander Fleming (b) Edward Jenner (c) the Wright brothers (d) René Laennec
  34. 34.🔧 Which invention helps us do sums quickly? (a) calculator (b) telephone (c) microscope (d) printing press
  35. 35.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  36. 36.True or false: a microscope helps us do sums quickly. (a) True (b) False
  37. 37.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  38. 38.True or false: Louis Braille gave us raised-dot writing. (a) True (b) False
  39. 39.🔧 Which invention helps us hear the heartbeat? (a) stethoscope (b) telephone (c) calculator (d) clock
  40. 40.🔧 Which invention helps us talk to people far away? (a) telescope (b) microscope (c) telephone (d) compass

Answer key

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

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