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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 516 · 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.💡 Who gave us the stethoscope? (a) Alexander Graham Bell (b) Louis Braille (c) Johannes Gutenberg (d) René Laennec
  2. 2.True or false: a telescope helps us see faraway stars. (a) True (b) False
  3. 3.True or false: a microscope helps us see tiny germs. (a) False (b) True
  4. 4.True or false: a telephone helps us talk to people far away. (a) True (b) False
  5. 5.💡 Who gave us the electric battery? (a) the Wright brothers (b) Alessandro Volta (c) Edward Jenner (d) Johannes Gutenberg
  6. 6.What does a clock help us do? (a) do sums quickly (b) hear the heartbeat (c) see faraway stars (d) tell the time
  7. 7.💡 Who gave us penicillin? (a) Louis Braille (b) Alessandro Volta (c) Edward Jenner (d) Alexander Fleming
  8. 8.What did Alexander Fleming give us? (a) the electric battery (b) the printing press (c) penicillin (d) the first aeroplane
  9. 9.What did Alessandro Volta give us? (a) penicillin (b) the printing press (c) raised-dot writing (d) the electric battery
  10. 10.True or false: a telescope helps us measure body temperature. (a) True (b) False
  11. 11.True or false: Alexander Graham Bell gave us the stethoscope. (a) True (b) False
  12. 12.What does a stethoscope help us do? (a) hear the heartbeat (b) see faraway stars (c) see tiny germs (d) measure body temperature
  13. 13.💡 Who gave us the first aeroplane? (a) Alexander Fleming (b) Alexander Graham Bell (c) the Wright brothers (d) Edward Jenner
  14. 14.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  15. 15.True or false: Alexander Graham Bell gave us the smallpox vaccine. (a) False (b) True
  16. 16.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  17. 17.True or false: Louis Braille gave us raised-dot writing. (a) True (b) False
  18. 18.💡 Who gave us the telephone? (a) Alexander Graham Bell (b) Alexander Fleming (c) Johannes Gutenberg (d) Edward Jenner
  19. 19.💡 Who gave us X-rays? (a) the Wright brothers (b) René Laennec (c) Johannes Gutenberg (d) Wilhelm Röntgen
  20. 20.What did Wilhelm Röntgen give us? (a) the smallpox vaccine (b) X-rays (c) the telephone (d) the stethoscope
  21. 21.What did Johannes Gutenberg give us? (a) the telephone (b) X-rays (c) the electric battery (d) the printing press
  22. 22.True or false: Alexander Fleming gave us raised-dot writing. (a) False (b) True
  23. 23.True or false: Alexander Fleming gave us the printing press. (a) False (b) True
  24. 24.True or false: a printing press helps us print many books. (a) False (b) True
  25. 25.True or false: a stethoscope helps us print many books. (a) False (b) True
  26. 26.True or false: a compass helps us print many books. (a) True (b) False
  27. 27.What does a microscope help us do? (a) see faraway stars (b) measure body temperature (c) see tiny germs (d) talk to people far away
  28. 28.True or false: a calculator helps us do sums quickly. (a) True (b) False
  29. 29.What does a telescope help us do? (a) see faraway stars (b) see tiny germs (c) talk to people far away (d) tell the time
  30. 30.💡 Who gave us the printing press? (a) Alexander Fleming (b) Johannes Gutenberg (c) Alexander Graham Bell (d) Alessandro Volta
  31. 31.🔧 Which invention helps us see faraway stars? (a) calculator (b) telescope (c) compass (d) stethoscope
  32. 32.What does a telephone help us do? (a) talk to people far away (b) print many books (c) see tiny germs (d) see faraway stars
  33. 33.🔧 Which invention helps us hear the heartbeat? (a) clock (b) stethoscope (c) microscope (d) thermometer
  34. 34.True or false: the Wright brothers gave us the first aeroplane. (a) True (b) False
  35. 35.🔧 Which invention helps us see tiny germs? (a) telephone (b) microscope (c) calculator (d) telescope
  36. 36.True or false: a telescope helps us find directions. (a) True (b) False
  37. 37.True or false: a calculator helps us see tiny germs. (a) True (b) False
  38. 38.True or false: Johannes Gutenberg gave us the electric battery. (a) False (b) True
  39. 39.True or false: a thermometer helps us measure body temperature. (a) False (b) True
  40. 40.What does a compass help us do? (a) see tiny germs (b) talk to people far away (c) find directions (d) tell the time

Answer key

  1. René Laennec
  2. True
  3. True
  4. True
  5. Alessandro Volta
  6. tell the time
  7. Alexander Fleming
  8. penicillin
  9. the electric battery
  10. False
  11. False
  12. hear the heartbeat
  13. the Wright brothers
  14. True
  15. False
  16. True
  17. True
  18. Alexander Graham Bell
  19. Wilhelm Röntgen
  20. X-rays
  21. the printing press
  22. False
  23. False
  24. True
  25. False
  26. False
  27. see tiny germs
  28. True
  29. see faraway stars
  30. Johannes Gutenberg
  31. telescope
  32. talk to people far away
  33. stethoscope
  34. True
  35. microscope
  36. False
  37. False
  38. False
  39. True
  40. find directions

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