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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 909 · 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: the Wright brothers gave us the first aeroplane. (a) True (b) False
  2. 2.💡 Who gave us the printing press? (a) Alexander Graham Bell (b) Edward Jenner (c) Johannes Gutenberg (d) René Laennec
  3. 3.True or false: Wilhelm Röntgen gave us X-rays. (a) True (b) False
  4. 4.🔧 Which invention helps us tell the time? (a) printing press (b) clock (c) thermometer (d) stethoscope
  5. 5.What did René Laennec give us? (a) the first aeroplane (b) the printing press (c) penicillin (d) the stethoscope
  6. 6.What did Alexander Graham Bell give us? (a) the first aeroplane (b) X-rays (c) the telephone (d) raised-dot writing
  7. 7.True or false: the Wright brothers gave us the electric battery. (a) False (b) True
  8. 8.True or false: Wilhelm Röntgen gave us the smallpox vaccine. (a) True (b) False
  9. 9.True or false: the Wright brothers gave us raised-dot writing. (a) False (b) True
  10. 10.What does a calculator help us do? (a) do sums quickly (b) measure body temperature (c) print many books (d) talk to people far away
  11. 11.What does a thermometer help us do? (a) see faraway stars (b) tell the time (c) talk to people far away (d) measure body temperature
  12. 12.What did Edward Jenner give us? (a) the telephone (b) the printing press (c) the first aeroplane (d) the smallpox vaccine
  13. 13.True or false: a calculator helps us do sums quickly. (a) False (b) True
  14. 14.True or false: Alessandro Volta gave us raised-dot writing. (a) False (b) True
  15. 15.💡 Who gave us the electric battery? (a) Alexander Fleming (b) Alessandro Volta (c) the Wright brothers (d) Edward Jenner
  16. 16.💡 Who gave us X-rays? (a) Wilhelm Röntgen (b) Johannes Gutenberg (c) Louis Braille (d) Alexander Graham Bell
  17. 17.🔧 Which invention helps us do sums quickly? (a) stethoscope (b) calculator (c) telephone (d) compass
  18. 18.What does a stethoscope help us do? (a) print many books (b) measure body temperature (c) find directions (d) hear the heartbeat
  19. 19.🔧 Which invention helps us talk to people far away? (a) calculator (b) thermometer (c) compass (d) telephone
  20. 20.What does a telephone help us do? (a) hear the heartbeat (b) tell the time (c) measure body temperature (d) talk to people far away
  21. 21.💡 Who gave us the telephone? (a) Louis Braille (b) René Laennec (c) Alexander Graham Bell (d) Alessandro Volta
  22. 22.What did the Wright brothers give us? (a) the first aeroplane (b) raised-dot writing (c) the smallpox vaccine (d) the printing press
  23. 23.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  24. 24.🔧 Which invention helps us see faraway stars? (a) telephone (b) telescope (c) clock (d) thermometer
  25. 25.True or false: Alessandro Volta gave us the printing press. (a) False (b) True
  26. 26.True or false: Alexander Graham Bell gave us the smallpox vaccine. (a) True (b) False
  27. 27.What did Alessandro Volta give us? (a) the electric battery (b) the smallpox vaccine (c) X-rays (d) the stethoscope
  28. 28.True or false: a microscope helps us talk to people far away. (a) True (b) False
  29. 29.💡 Who gave us the first aeroplane? (a) Edward Jenner (b) René Laennec (c) Louis Braille (d) the Wright brothers
  30. 30.💡 Who gave us raised-dot writing? (a) René Laennec (b) Alexander Graham Bell (c) Louis Braille (d) the Wright brothers
  31. 31.True or false: Louis Braille gave us raised-dot writing. (a) True (b) False
  32. 32.What did Johannes Gutenberg give us? (a) the stethoscope (b) the printing press (c) the electric battery (d) the telephone
  33. 33.💡 Who gave us penicillin? (a) Wilhelm Röntgen (b) Alexander Fleming (c) the Wright brothers (d) Alessandro Volta
  34. 34.True or false: a clock helps us tell the time. (a) False (b) True
  35. 35.What does a telescope help us do? (a) talk to people far away (b) see faraway stars (c) print many books (d) tell the time
  36. 36.What does a microscope help us do? (a) talk to people far away (b) do sums quickly (c) see tiny germs (d) print many books
  37. 37.True or false: Wilhelm Röntgen gave us the first aeroplane. (a) False (b) True
  38. 38.True or false: René Laennec gave us the printing press. (a) False (b) True
  39. 39.True or false: a calculator helps us print many books. (a) True (b) False
  40. 40.True or false: a stethoscope helps us tell the time. (a) False (b) True

Answer key

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

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