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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 203 · 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 smallpox vaccine? (a) Johannes Gutenberg (b) Edward Jenner (c) Louis Braille (d) Alexander Graham Bell
  2. 2.🔧 Which invention helps us measure body temperature? (a) clock (b) stethoscope (c) thermometer (d) telephone
  3. 3.What did Edward Jenner give us? (a) penicillin (b) the smallpox vaccine (c) X-rays (d) the electric battery
  4. 4.True or false: Alexander Graham Bell gave us the stethoscope. (a) True (b) False
  5. 5.🔧 Which invention helps us talk to people far away? (a) telephone (b) thermometer (c) microscope (d) stethoscope
  6. 6.🔧 Which invention helps us see faraway stars? (a) microscope (b) clock (c) calculator (d) telescope
  7. 7.True or false: Alexander Graham Bell gave us X-rays. (a) True (b) False
  8. 8.What does a telescope help us do? (a) find directions (b) measure body temperature (c) talk to people far away (d) see faraway stars
  9. 9.What did Alexander Fleming give us? (a) the smallpox vaccine (b) penicillin (c) the printing press (d) the electric battery
  10. 10.True or false: a telescope helps us hear the heartbeat. (a) True (b) False
  11. 11.What did Alessandro Volta give us? (a) the telephone (b) the first aeroplane (c) the electric battery (d) the stethoscope
  12. 12.What did Wilhelm Röntgen give us? (a) the stethoscope (b) the printing press (c) X-rays (d) penicillin
  13. 13.What did Johannes Gutenberg give us? (a) the telephone (b) the smallpox vaccine (c) raised-dot writing (d) the printing press
  14. 14.What does a clock help us do? (a) talk to people far away (b) see tiny germs (c) tell the time (d) find directions
  15. 15.What does a thermometer help us do? (a) see tiny germs (b) measure body temperature (c) do sums quickly (d) hear the heartbeat
  16. 16.🔧 Which invention helps us find directions? (a) microscope (b) calculator (c) compass (d) clock
  17. 17.True or false: a telescope helps us see faraway stars. (a) False (b) True
  18. 18.What does a stethoscope help us do? (a) hear the heartbeat (b) tell the time (c) talk to people far away (d) find directions
  19. 19.What did René Laennec give us? (a) the electric battery (b) the smallpox vaccine (c) raised-dot writing (d) the stethoscope
  20. 20.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  21. 21.True or false: a microscope helps us hear the heartbeat. (a) True (b) False
  22. 22.True or false: a telescope helps us do sums quickly. (a) True (b) False
  23. 23.What does a printing press help us do? (a) print many books (b) see tiny germs (c) tell the time (d) see faraway stars
  24. 24.True or false: Alexander Fleming gave us the printing press. (a) True (b) False
  25. 25.True or false: the Wright brothers gave us the stethoscope. (a) False (b) True
  26. 26.💡 Who gave us the electric battery? (a) Alexander Graham Bell (b) Alessandro Volta (c) Louis Braille (d) the Wright brothers
  27. 27.What does a calculator help us do? (a) find directions (b) see faraway stars (c) do sums quickly (d) tell the time
  28. 28.True or false: a calculator helps us hear the heartbeat. (a) False (b) True
  29. 29.True or false: the Wright brothers gave us raised-dot writing. (a) True (b) False
  30. 30.True or false: a calculator helps us find directions. (a) True (b) False
  31. 31.True or false: Wilhelm Röntgen gave us X-rays. (a) False (b) True
  32. 32.What did Alexander Graham Bell give us? (a) X-rays (b) the telephone (c) the smallpox vaccine (d) the stethoscope
  33. 33.True or false: Johannes Gutenberg gave us the electric battery. (a) False (b) True
  34. 34.💡 Who gave us raised-dot writing? (a) Edward Jenner (b) Wilhelm Röntgen (c) Louis Braille (d) Alexander Fleming
  35. 35.True or false: a stethoscope helps us find directions. (a) True (b) False
  36. 36.True or false: Alexander Fleming gave us the telephone. (a) False (b) True
  37. 37.True or false: René Laennec gave us raised-dot writing. (a) True (b) False
  38. 38.True or false: Alessandro Volta gave us the printing press. (a) False (b) True
  39. 39.True or false: a thermometer helps us measure body temperature. (a) False (b) True
  40. 40.True or false: Louis Braille gave us X-rays. (a) False (b) True

Answer key

  1. Edward Jenner
  2. thermometer
  3. the smallpox vaccine
  4. False
  5. telephone
  6. telescope
  7. False
  8. see faraway stars
  9. penicillin
  10. False
  11. the electric battery
  12. X-rays
  13. the printing press
  14. tell the time
  15. measure body temperature
  16. compass
  17. True
  18. hear the heartbeat
  19. the stethoscope
  20. True
  21. False
  22. False
  23. print many books
  24. False
  25. False
  26. Alessandro Volta
  27. do sums quickly
  28. False
  29. False
  30. False
  31. True
  32. the telephone
  33. False
  34. Louis Braille
  35. False
  36. False
  37. False
  38. False
  39. True
  40. False

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