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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 688 · 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 compass help us do? (a) hear the heartbeat (b) tell the time (c) find directions (d) print many books
  2. 2.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  3. 3.🔧 Which invention helps us do sums quickly? (a) thermometer (b) printing press (c) microscope (d) calculator
  4. 4.True or false: Wilhelm Röntgen gave us X-rays. (a) True (b) False
  5. 5.What does a printing press help us do? (a) find directions (b) hear the heartbeat (c) see faraway stars (d) print many books
  6. 6.🔧 Which invention helps us see tiny germs? (a) microscope (b) thermometer (c) clock (d) compass
  7. 7.What did Johannes Gutenberg give us? (a) the stethoscope (b) the telephone (c) the printing press (d) the smallpox vaccine
  8. 8.💡 Who gave us penicillin? (a) Alexander Fleming (b) Louis Braille (c) René Laennec (d) Alessandro Volta
  9. 9.What does a calculator help us do? (a) do sums quickly (b) see tiny germs (c) see faraway stars (d) print many books
  10. 10.True or false: a calculator helps us talk to people far away. (a) True (b) False
  11. 11.💡 Who gave us the electric battery? (a) René Laennec (b) Alessandro Volta (c) Alexander Fleming (d) Johannes Gutenberg
  12. 12.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  13. 13.True or false: a telephone helps us print many books. (a) False (b) True
  14. 14.💡 Who gave us the telephone? (a) René Laennec (b) Alexander Graham Bell (c) Johannes Gutenberg (d) Wilhelm Röntgen
  15. 15.💡 Who gave us the first aeroplane? (a) Alexander Graham Bell (b) Wilhelm Röntgen (c) Louis Braille (d) the Wright brothers
  16. 16.💡 Who gave us X-rays? (a) Louis Braille (b) Johannes Gutenberg (c) Wilhelm Röntgen (d) Alexander Fleming
  17. 17.True or false: Alessandro Volta gave us raised-dot writing. (a) True (b) False
  18. 18.What did the Wright brothers give us? (a) raised-dot writing (b) the first aeroplane (c) the smallpox vaccine (d) the electric battery
  19. 19.🔧 Which invention helps us measure body temperature? (a) microscope (b) thermometer (c) stethoscope (d) telephone
  20. 20.What does a clock help us do? (a) see tiny germs (b) do sums quickly (c) hear the heartbeat (d) tell the time
  21. 21.🔧 Which invention helps us hear the heartbeat? (a) calculator (b) telephone (c) microscope (d) stethoscope
  22. 22.What did Wilhelm Röntgen give us? (a) the smallpox vaccine (b) the first aeroplane (c) the telephone (d) X-rays
  23. 23.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  24. 24.True or false: a telephone helps us talk to people far away. (a) True (b) False
  25. 25.What did René Laennec give us? (a) the stethoscope (b) the printing press (c) the smallpox vaccine (d) the first aeroplane
  26. 26.What did Alessandro Volta give us? (a) the electric battery (b) the first aeroplane (c) the stethoscope (d) the smallpox vaccine
  27. 27.💡 Who gave us the stethoscope? (a) Alexander Graham Bell (b) René Laennec (c) Alexander Fleming (d) Louis Braille
  28. 28.True or false: a telephone helps us do sums quickly. (a) True (b) False
  29. 29.True or false: a calculator helps us print many books. (a) False (b) True
  30. 30.True or false: Johannes Gutenberg gave us X-rays. (a) False (b) True
  31. 31.True or false: a telephone helps us measure body temperature. (a) True (b) False
  32. 32.💡 Who gave us the printing press? (a) Alessandro Volta (b) René Laennec (c) Johannes Gutenberg (d) Edward Jenner
  33. 33.True or false: Alessandro Volta gave us the printing press. (a) False (b) True
  34. 34.What does a stethoscope help us do? (a) hear the heartbeat (b) find directions (c) measure body temperature (d) print many books
  35. 35.True or false: a clock helps us tell the time. (a) False (b) True
  36. 36.🔧 Which invention helps us see faraway stars? (a) telephone (b) telescope (c) stethoscope (d) compass
  37. 37.True or false: René Laennec gave us the stethoscope. (a) True (b) False
  38. 38.💡 Who gave us the smallpox vaccine? (a) Johannes Gutenberg (b) Wilhelm Röntgen (c) Alexander Graham Bell (d) Edward Jenner
  39. 39.What did Alexander Fleming give us? (a) X-rays (b) penicillin (c) the stethoscope (d) the printing press
  40. 40.True or false: the Wright brothers gave us the stethoscope. (a) False (b) True

Answer key

  1. find directions
  2. True
  3. calculator
  4. True
  5. print many books
  6. microscope
  7. the printing press
  8. Alexander Fleming
  9. do sums quickly
  10. False
  11. Alessandro Volta
  12. True
  13. False
  14. Alexander Graham Bell
  15. the Wright brothers
  16. Wilhelm Röntgen
  17. False
  18. the first aeroplane
  19. thermometer
  20. tell the time
  21. stethoscope
  22. X-rays
  23. True
  24. True
  25. the stethoscope
  26. the electric battery
  27. René Laennec
  28. False
  29. False
  30. False
  31. False
  32. Johannes Gutenberg
  33. False
  34. hear the heartbeat
  35. True
  36. telescope
  37. True
  38. Edward Jenner
  39. penicillin
  40. False

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