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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 753 · 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 find directions? (a) calculator (b) telescope (c) compass (d) stethoscope
  2. 2.🔧 Which invention helps us see faraway stars? (a) telephone (b) telescope (c) thermometer (d) clock
  3. 3.True or false: a clock helps us measure body temperature. (a) True (b) False
  4. 4.What did Alexander Graham Bell give us? (a) the telephone (b) the smallpox vaccine (c) the stethoscope (d) the electric battery
  5. 5.What does a calculator help us do? (a) tell the time (b) see faraway stars (c) do sums quickly (d) talk to people far away
  6. 6.True or false: a thermometer helps us talk to people far away. (a) False (b) True
  7. 7.What does a thermometer help us do? (a) print many books (b) find directions (c) hear the heartbeat (d) measure body temperature
  8. 8.What does a clock help us do? (a) talk to people far away (b) tell the time (c) see faraway stars (d) see tiny germs
  9. 9.What did Johannes Gutenberg give us? (a) the printing press (b) raised-dot writing (c) penicillin (d) the smallpox vaccine
  10. 10.What does a stethoscope help us do? (a) print many books (b) hear the heartbeat (c) find directions (d) see tiny germs
  11. 11.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  12. 12.💡 Who gave us the electric battery? (a) Alexander Fleming (b) Johannes Gutenberg (c) Alexander Graham Bell (d) Alessandro Volta
  13. 13.What does a telephone help us do? (a) tell the time (b) measure body temperature (c) hear the heartbeat (d) talk to people far away
  14. 14.🔧 Which invention helps us tell the time? (a) clock (b) stethoscope (c) printing press (d) telephone
  15. 15.What did Edward Jenner give us? (a) the telephone (b) the first aeroplane (c) the printing press (d) the smallpox vaccine
  16. 16.True or false: a thermometer helps us see tiny germs. (a) False (b) True
  17. 17.What does a printing press help us do? (a) print many books (b) see tiny germs (c) hear the heartbeat (d) measure body temperature
  18. 18.🔧 Which invention helps us talk to people far away? (a) printing press (b) telephone (c) thermometer (d) calculator
  19. 19.What did Alexander Fleming give us? (a) penicillin (b) the telephone (c) X-rays (d) the smallpox vaccine
  20. 20.What does a telescope help us do? (a) see faraway stars (b) hear the heartbeat (c) find directions (d) tell the time
  21. 21.True or false: Alexander Fleming gave us the electric battery. (a) False (b) True
  22. 22.True or false: a thermometer helps us find directions. (a) False (b) True
  23. 23.🔧 Which invention helps us hear the heartbeat? (a) stethoscope (b) microscope (c) clock (d) compass
  24. 24.💡 Who gave us the first aeroplane? (a) the Wright brothers (b) Alexander Graham Bell (c) René Laennec (d) Alexander Fleming
  25. 25.🔧 Which invention helps us do sums quickly? (a) printing press (b) telephone (c) clock (d) calculator
  26. 26.💡 Who gave us raised-dot writing? (a) Louis Braille (b) Alessandro Volta (c) Alexander Graham Bell (d) Edward Jenner
  27. 27.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  28. 28.What does a compass help us do? (a) see faraway stars (b) talk to people far away (c) find directions (d) hear the heartbeat
  29. 29.💡 Who gave us X-rays? (a) Johannes Gutenberg (b) Wilhelm Röntgen (c) Louis Braille (d) the Wright brothers
  30. 30.True or false: René Laennec gave us the printing press. (a) True (b) False
  31. 31.What did the Wright brothers give us? (a) the electric battery (b) penicillin (c) the first aeroplane (d) the telephone
  32. 32.🔧 Which invention helps us print many books? (a) clock (b) telescope (c) telephone (d) printing press
  33. 33.💡 Who gave us the telephone? (a) Edward Jenner (b) Alexander Graham Bell (c) Louis Braille (d) Wilhelm Röntgen
  34. 34.🔧 Which invention helps us measure body temperature? (a) telescope (b) stethoscope (c) printing press (d) thermometer
  35. 35.True or false: a compass helps us measure body temperature. (a) True (b) False
  36. 36.💡 Who gave us the printing press? (a) Louis Braille (b) Johannes Gutenberg (c) René Laennec (d) Edward Jenner
  37. 37.True or false: a telescope helps us print many books. (a) False (b) True
  38. 38.What did Louis Braille give us? (a) raised-dot writing (b) the smallpox vaccine (c) the stethoscope (d) the first aeroplane
  39. 39.💡 Who gave us the stethoscope? (a) Edward Jenner (b) Johannes Gutenberg (c) René Laennec (d) Alexander Graham Bell
  40. 40.True or false: Alexander Fleming gave us the printing press. (a) True (b) False

Answer key

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

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