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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 582 · 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) the electric battery (b) X-rays (c) the first aeroplane (d) raised-dot writing
  2. 2.What does a printing press help us do? (a) talk to people far away (b) measure body temperature (c) hear the heartbeat (d) print many books
  3. 3.💡 Who gave us the telephone? (a) Edward Jenner (b) Alexander Graham Bell (c) Alexander Fleming (d) Louis Braille
  4. 4.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  5. 5.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  6. 6.💡 Who gave us the smallpox vaccine? (a) Edward Jenner (b) René Laennec (c) Louis Braille (d) Wilhelm Röntgen
  7. 7.True or false: Wilhelm Röntgen gave us the electric battery. (a) True (b) False
  8. 8.What did Johannes Gutenberg give us? (a) the stethoscope (b) the printing press (c) X-rays (d) penicillin
  9. 9.What did Edward Jenner give us? (a) the electric battery (b) the stethoscope (c) the smallpox vaccine (d) raised-dot writing
  10. 10.True or false: the Wright brothers gave us raised-dot writing. (a) True (b) False
  11. 11.What did René Laennec give us? (a) the first aeroplane (b) raised-dot writing (c) the electric battery (d) the stethoscope
  12. 12.What does a compass help us do? (a) tell the time (b) find directions (c) see tiny germs (d) see faraway stars
  13. 13.What does a clock help us do? (a) measure body temperature (b) print many books (c) tell the time (d) see tiny germs
  14. 14.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  15. 15.What did Alexander Graham Bell give us? (a) the electric battery (b) the telephone (c) X-rays (d) the printing press
  16. 16.🔧 Which invention helps us tell the time? (a) clock (b) telescope (c) calculator (d) telephone
  17. 17.What did Wilhelm Röntgen give us? (a) the first aeroplane (b) penicillin (c) the stethoscope (d) X-rays
  18. 18.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  19. 19.What does a microscope help us do? (a) print many books (b) see tiny germs (c) tell the time (d) find directions
  20. 20.🔧 Which invention helps us hear the heartbeat? (a) stethoscope (b) clock (c) thermometer (d) telephone
  21. 21.🔧 Which invention helps us find directions? (a) compass (b) calculator (c) telephone (d) telescope
  22. 22.What did the Wright brothers give us? (a) penicillin (b) the first aeroplane (c) X-rays (d) the electric battery
  23. 23.True or false: Wilhelm Röntgen gave us X-rays. (a) False (b) True
  24. 24.🔧 Which invention helps us see faraway stars? (a) clock (b) compass (c) printing press (d) telescope
  25. 25.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  26. 26.True or false: a stethoscope helps us do sums quickly. (a) True (b) False
  27. 27.What does a calculator help us do? (a) find directions (b) tell the time (c) see tiny germs (d) do sums quickly
  28. 28.True or false: Edward Jenner gave us the stethoscope. (a) True (b) False
  29. 29.💡 Who gave us the printing press? (a) Johannes Gutenberg (b) René Laennec (c) Wilhelm Röntgen (d) the Wright brothers
  30. 30.True or false: Edward Jenner gave us the printing press. (a) False (b) True
  31. 31.True or false: a clock helps us hear the heartbeat. (a) True (b) False
  32. 32.True or false: Wilhelm Röntgen gave us the telephone. (a) False (b) True
  33. 33.True or false: a thermometer helps us do sums quickly. (a) False (b) True
  34. 34.True or false: a stethoscope helps us measure body temperature. (a) True (b) False
  35. 35.True or false: a telephone helps us talk to people far away. (a) True (b) False
  36. 36.🔧 Which invention helps us talk to people far away? (a) telescope (b) thermometer (c) telephone (d) stethoscope
  37. 37.💡 Who gave us the electric battery? (a) Johannes Gutenberg (b) the Wright brothers (c) Alessandro Volta (d) Louis Braille
  38. 38.What does a telephone help us do? (a) tell the time (b) measure body temperature (c) see tiny germs (d) talk to people far away
  39. 39.True or false: a calculator helps us hear the heartbeat. (a) False (b) True
  40. 40.True or false: a microscope helps us see tiny germs. (a) False (b) True

Answer key

  1. the electric battery
  2. print many books
  3. Alexander Graham Bell
  4. True
  5. True
  6. Edward Jenner
  7. False
  8. the printing press
  9. the smallpox vaccine
  10. False
  11. the stethoscope
  12. find directions
  13. tell the time
  14. True
  15. the telephone
  16. clock
  17. X-rays
  18. True
  19. see tiny germs
  20. stethoscope
  21. compass
  22. the first aeroplane
  23. True
  24. telescope
  25. True
  26. False
  27. do sums quickly
  28. False
  29. Johannes Gutenberg
  30. False
  31. False
  32. False
  33. False
  34. False
  35. True
  36. telephone
  37. Alessandro Volta
  38. talk to people far away
  39. False
  40. True

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