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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 89 · 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 telescope help us do? (a) do sums quickly (b) see tiny germs (c) talk to people far away (d) see faraway stars
  2. 2.💡 Who gave us the telephone? (a) René Laennec (b) Alexander Fleming (c) Alexander Graham Bell (d) Alessandro Volta
  3. 3.True or false: Edward Jenner gave us the printing press. (a) False (b) True
  4. 4.What does a calculator help us do? (a) find directions (b) talk to people far away (c) measure body temperature (d) do sums quickly
  5. 5.True or false: a thermometer helps us find directions. (a) False (b) True
  6. 6.What did the Wright brothers give us? (a) the stethoscope (b) the electric battery (c) raised-dot writing (d) the first aeroplane
  7. 7.💡 Who gave us the printing press? (a) Alexander Graham Bell (b) Wilhelm Röntgen (c) Johannes Gutenberg (d) René Laennec
  8. 8.What does a compass help us do? (a) find directions (b) hear the heartbeat (c) see tiny germs (d) see faraway stars
  9. 9.True or false: Edward Jenner gave us the stethoscope. (a) True (b) False
  10. 10.💡 Who gave us the smallpox vaccine? (a) Johannes Gutenberg (b) Louis Braille (c) Wilhelm Röntgen (d) Edward Jenner
  11. 11.True or false: Johannes Gutenberg gave us raised-dot writing. (a) True (b) False
  12. 12.💡 Who gave us the electric battery? (a) Wilhelm Röntgen (b) Alexander Fleming (c) Alessandro Volta (d) Alexander Graham Bell
  13. 13.What did Alexander Fleming give us? (a) the electric battery (b) the first aeroplane (c) penicillin (d) the telephone
  14. 14.💡 Who gave us the first aeroplane? (a) Alexander Fleming (b) Alessandro Volta (c) René Laennec (d) the Wright brothers
  15. 15.🔧 Which invention helps us measure body temperature? (a) thermometer (b) stethoscope (c) printing press (d) telephone
  16. 16.💡 Who gave us penicillin? (a) René Laennec (b) Alexander Graham Bell (c) Alexander Fleming (d) Alessandro Volta
  17. 17.🔧 Which invention helps us hear the heartbeat? (a) clock (b) stethoscope (c) compass (d) thermometer
  18. 18.What does a clock help us do? (a) tell the time (b) find directions (c) see tiny germs (d) do sums quickly
  19. 19.🔧 Which invention helps us see tiny germs? (a) thermometer (b) clock (c) microscope (d) telephone
  20. 20.What did Johannes Gutenberg give us? (a) X-rays (b) the printing press (c) raised-dot writing (d) the first aeroplane
  21. 21.True or false: Alessandro Volta gave us the smallpox vaccine. (a) True (b) False
  22. 22.💡 Who gave us raised-dot writing? (a) Wilhelm Röntgen (b) Louis Braille (c) Alexander Fleming (d) Edward Jenner
  23. 23.🔧 Which invention helps us find directions? (a) thermometer (b) clock (c) compass (d) stethoscope
  24. 24.True or false: René Laennec gave us the electric battery. (a) True (b) False
  25. 25.True or false: Alexander Fleming gave us the first aeroplane. (a) False (b) True
  26. 26.What did Wilhelm Röntgen give us? (a) X-rays (b) the first aeroplane (c) raised-dot writing (d) the electric battery
  27. 27.True or false: a stethoscope helps us talk to people far away. (a) True (b) False
  28. 28.💡 Who gave us X-rays? (a) Wilhelm Röntgen (b) Alessandro Volta (c) Johannes Gutenberg (d) Alexander Fleming
  29. 29.What did Alexander Graham Bell give us? (a) raised-dot writing (b) the electric battery (c) penicillin (d) the telephone
  30. 30.What did René Laennec give us? (a) the smallpox vaccine (b) the first aeroplane (c) the telephone (d) the stethoscope
  31. 31.True or false: René Laennec gave us the telephone. (a) False (b) True
  32. 32.💡 Who gave us the stethoscope? (a) Alessandro Volta (b) René Laennec (c) Louis Braille (d) Alexander Fleming
  33. 33.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  34. 34.🔧 Which invention helps us do sums quickly? (a) stethoscope (b) calculator (c) microscope (d) printing press
  35. 35.True or false: a calculator helps us do sums quickly. (a) False (b) True
  36. 36.True or false: a telephone helps us measure body temperature. (a) True (b) False
  37. 37.True or false: a clock helps us tell the time. (a) False (b) True
  38. 38.What did Alessandro Volta give us? (a) the electric battery (b) raised-dot writing (c) the telephone (d) the smallpox vaccine
  39. 39.What did Louis Braille give us? (a) raised-dot writing (b) the smallpox vaccine (c) the printing press (d) X-rays
  40. 40.True or false: Alexander Fleming gave us penicillin. (a) True (b) False

Answer key

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

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