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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 491 · 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 does a calculator help us do? (a) print many books (b) do sums quickly (c) tell the time (d) measure body temperature
  2. 2.💡 Who gave us the first aeroplane? (a) Edward Jenner (b) Johannes Gutenberg (c) the Wright brothers (d) Alessandro Volta
  3. 3.💡 Who gave us the telephone? (a) Edward Jenner (b) Alexander Graham Bell (c) Alessandro Volta (d) Louis Braille
  4. 4.True or false: a telephone helps us tell the time. (a) False (b) True
  5. 5.🔧 Which invention helps us measure body temperature? (a) telescope (b) compass (c) thermometer (d) telephone
  6. 6.True or false: Wilhelm Röntgen gave us X-rays. (a) False (b) True
  7. 7.What did Alexander Fleming give us? (a) raised-dot writing (b) the electric battery (c) the telephone (d) penicillin
  8. 8.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  9. 9.What does a thermometer help us do? (a) find directions (b) measure body temperature (c) see faraway stars (d) talk to people far away
  10. 10.🔧 Which invention helps us talk to people far away? (a) telescope (b) microscope (c) telephone (d) calculator
  11. 11.What does a stethoscope help us do? (a) hear the heartbeat (b) talk to people far away (c) tell the time (d) print many books
  12. 12.💡 Who gave us raised-dot writing? (a) Alexander Graham Bell (b) Alessandro Volta (c) René Laennec (d) Louis Braille
  13. 13.What did Louis Braille give us? (a) the telephone (b) X-rays (c) the printing press (d) raised-dot writing
  14. 14.What did Alessandro Volta give us? (a) the electric battery (b) the smallpox vaccine (c) penicillin (d) the stethoscope
  15. 15.🔧 Which invention helps us see faraway stars? (a) compass (b) telescope (c) printing press (d) thermometer
  16. 16.💡 Who gave us X-rays? (a) Wilhelm Röntgen (b) Louis Braille (c) the Wright brothers (d) Johannes Gutenberg
  17. 17.💡 Who gave us the electric battery? (a) Alexander Graham Bell (b) Alessandro Volta (c) the Wright brothers (d) Johannes Gutenberg
  18. 18.What did Wilhelm Röntgen give us? (a) the telephone (b) X-rays (c) penicillin (d) raised-dot writing
  19. 19.What does a telescope help us do? (a) measure body temperature (b) see faraway stars (c) print many books (d) hear the heartbeat
  20. 20.💡 Who gave us the smallpox vaccine? (a) Alexander Fleming (b) Wilhelm Röntgen (c) Edward Jenner (d) René Laennec
  21. 21.💡 Who gave us penicillin? (a) René Laennec (b) Louis Braille (c) Alessandro Volta (d) Alexander Fleming
  22. 22.🔧 Which invention helps us find directions? (a) compass (b) clock (c) printing press (d) thermometer
  23. 23.True or false: Alessandro Volta gave us the printing press. (a) True (b) False
  24. 24.True or false: a calculator helps us do sums quickly. (a) True (b) False
  25. 25.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  26. 26.True or false: a telephone helps us talk to people far away. (a) True (b) False
  27. 27.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  28. 28.True or false: a telephone helps us see tiny germs. (a) True (b) False
  29. 29.True or false: a compass helps us talk to people far away. (a) True (b) False
  30. 30.What did Alexander Graham Bell give us? (a) raised-dot writing (b) penicillin (c) the telephone (d) X-rays
  31. 31.🔧 Which invention helps us hear the heartbeat? (a) calculator (b) printing press (c) telescope (d) stethoscope
  32. 32.True or false: a calculator helps us talk to people far away. (a) True (b) False
  33. 33.True or false: Louis Braille gave us raised-dot writing. (a) True (b) False
  34. 34.🔧 Which invention helps us do sums quickly? (a) telephone (b) calculator (c) thermometer (d) clock
  35. 35.What did the Wright brothers give us? (a) the printing press (b) X-rays (c) the electric battery (d) the first aeroplane
  36. 36.What did René Laennec give us? (a) the first aeroplane (b) the stethoscope (c) penicillin (d) the electric battery
  37. 37.True or false: the Wright brothers gave us the stethoscope. (a) True (b) False
  38. 38.True or false: a printing press helps us see faraway stars. (a) False (b) True
  39. 39.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  40. 40.True or false: Johannes Gutenberg gave us the stethoscope. (a) True (b) False

Answer key

  1. do sums quickly
  2. the Wright brothers
  3. Alexander Graham Bell
  4. False
  5. thermometer
  6. True
  7. penicillin
  8. True
  9. measure body temperature
  10. telephone
  11. hear the heartbeat
  12. Louis Braille
  13. raised-dot writing
  14. the electric battery
  15. telescope
  16. Wilhelm Röntgen
  17. Alessandro Volta
  18. X-rays
  19. see faraway stars
  20. Edward Jenner
  21. Alexander Fleming
  22. compass
  23. False
  24. True
  25. True
  26. True
  27. True
  28. False
  29. False
  30. the telephone
  31. stethoscope
  32. False
  33. True
  34. calculator
  35. the first aeroplane
  36. the stethoscope
  37. False
  38. False
  39. True
  40. False

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