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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 221 · 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 telephone (b) the electric battery (c) the stethoscope (d) X-rays
  2. 2.🔧 Which invention helps us see tiny germs? (a) printing press (b) microscope (c) compass (d) telescope
  3. 3.What does a calculator help us do? (a) print many books (b) hear the heartbeat (c) do sums quickly (d) find directions
  4. 4.What did the Wright brothers give us? (a) penicillin (b) the stethoscope (c) the first aeroplane (d) the printing press
  5. 5.🔧 Which invention helps us find directions? (a) microscope (b) stethoscope (c) compass (d) telescope
  6. 6.True or false: a calculator helps us do sums quickly. (a) True (b) False
  7. 7.True or false: the Wright brothers gave us the smallpox vaccine. (a) True (b) False
  8. 8.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  9. 9.🔧 Which invention helps us see faraway stars? (a) printing press (b) stethoscope (c) telescope (d) clock
  10. 10.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  11. 11.What does a thermometer help us do? (a) tell the time (b) hear the heartbeat (c) measure body temperature (d) do sums quickly
  12. 12.True or false: a compass helps us tell the time. (a) False (b) True
  13. 13.🔧 Which invention helps us tell the time? (a) clock (b) telescope (c) microscope (d) telephone
  14. 14.🔧 Which invention helps us talk to people far away? (a) compass (b) telephone (c) telescope (d) thermometer
  15. 15.💡 Who gave us the printing press? (a) Alexander Graham Bell (b) Edward Jenner (c) Wilhelm Röntgen (d) Johannes Gutenberg
  16. 16.What did Wilhelm Röntgen give us? (a) penicillin (b) the first aeroplane (c) the printing press (d) X-rays
  17. 17.True or false: a telephone helps us talk to people far away. (a) False (b) True
  18. 18.True or false: a microscope helps us see tiny germs. (a) False (b) True
  19. 19.💡 Who gave us the electric battery? (a) Edward Jenner (b) the Wright brothers (c) Alexander Fleming (d) Alessandro Volta
  20. 20.What does a compass help us do? (a) tell the time (b) talk to people far away (c) find directions (d) see tiny germs
  21. 21.What did Louis Braille give us? (a) X-rays (b) the stethoscope (c) raised-dot writing (d) the electric battery
  22. 22.True or false: a printing press helps us print many books. (a) True (b) False
  23. 23.💡 Who gave us the telephone? (a) Wilhelm Röntgen (b) Alexander Graham Bell (c) Edward Jenner (d) Johannes Gutenberg
  24. 24.What does a stethoscope help us do? (a) measure body temperature (b) see tiny germs (c) see faraway stars (d) hear the heartbeat
  25. 25.True or false: a clock helps us tell the time. (a) True (b) False
  26. 26.🔧 Which invention helps us measure body temperature? (a) thermometer (b) compass (c) telephone (d) microscope
  27. 27.True or false: a thermometer helps us do sums quickly. (a) True (b) False
  28. 28.What does a printing press help us do? (a) tell the time (b) measure body temperature (c) see faraway stars (d) print many books
  29. 29.True or false: a telescope helps us tell the time. (a) True (b) False
  30. 30.True or false: a telescope helps us see faraway stars. (a) False (b) True
  31. 31.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  32. 32.What does a telescope help us do? (a) see faraway stars (b) measure body temperature (c) hear the heartbeat (d) tell the time
  33. 33.What did Johannes Gutenberg give us? (a) the electric battery (b) the printing press (c) the telephone (d) the smallpox vaccine
  34. 34.What does a clock help us do? (a) find directions (b) do sums quickly (c) tell the time (d) hear the heartbeat
  35. 35.💡 Who gave us the first aeroplane? (a) René Laennec (b) the Wright brothers (c) Johannes Gutenberg (d) Edward Jenner
  36. 36.What does a telephone help us do? (a) find directions (b) measure body temperature (c) do sums quickly (d) talk to people far away
  37. 37.True or false: Wilhelm Röntgen gave us raised-dot writing. (a) True (b) False
  38. 38.True or false: a telephone helps us print many books. (a) True (b) False
  39. 39.True or false: the Wright brothers gave us the telephone. (a) False (b) True
  40. 40.True or false: a clock helps us print many books. (a) True (b) False

Answer key

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

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