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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 900 · 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: a calculator helps us do sums quickly. (a) True (b) False
  2. 2.💡 Who gave us the telephone? (a) Alexander Fleming (b) Johannes Gutenberg (c) the Wright brothers (d) Alexander Graham Bell
  3. 3.🔧 Which invention helps us hear the heartbeat? (a) printing press (b) stethoscope (c) telescope (d) telephone
  4. 4.💡 Who gave us the printing press? (a) René Laennec (b) Alexander Fleming (c) Edward Jenner (d) Johannes Gutenberg
  5. 5.True or false: a telephone helps us see tiny germs. (a) True (b) False
  6. 6.True or false: Wilhelm Röntgen gave us the printing press. (a) True (b) False
  7. 7.💡 Who gave us the smallpox vaccine? (a) the Wright brothers (b) Edward Jenner (c) Louis Braille (d) Alexander Fleming
  8. 8.What does a thermometer help us do? (a) do sums quickly (b) measure body temperature (c) print many books (d) see tiny germs
  9. 9.True or false: Alexander Graham Bell gave us the smallpox vaccine. (a) False (b) True
  10. 10.What did Wilhelm Röntgen give us? (a) the telephone (b) the stethoscope (c) penicillin (d) X-rays
  11. 11.What did René Laennec give us? (a) the stethoscope (b) X-rays (c) penicillin (d) the telephone
  12. 12.True or false: a stethoscope helps us see faraway stars. (a) False (b) True
  13. 13.💡 Who gave us the electric battery? (a) Alexander Graham Bell (b) Johannes Gutenberg (c) Alessandro Volta (d) Louis Braille
  14. 14.True or false: Edward Jenner gave us the smallpox vaccine. (a) True (b) False
  15. 15.What did the Wright brothers give us? (a) X-rays (b) the first aeroplane (c) the telephone (d) the printing press
  16. 16.💡 Who gave us penicillin? (a) Alexander Fleming (b) Alessandro Volta (c) Alexander Graham Bell (d) Louis Braille
  17. 17.🔧 Which invention helps us talk to people far away? (a) compass (b) telephone (c) stethoscope (d) telescope
  18. 18.True or false: a telephone helps us print many books. (a) True (b) False
  19. 19.🔧 Which invention helps us measure body temperature? (a) compass (b) thermometer (c) telephone (d) printing press
  20. 20.True or false: Alessandro Volta gave us the electric battery. (a) True (b) False
  21. 21.🔧 Which invention helps us print many books? (a) calculator (b) printing press (c) telescope (d) clock
  22. 22.True or false: a calculator helps us find directions. (a) True (b) False
  23. 23.What does a stethoscope help us do? (a) hear the heartbeat (b) talk to people far away (c) see tiny germs (d) do sums quickly
  24. 24.What does a calculator help us do? (a) see faraway stars (b) talk to people far away (c) do sums quickly (d) hear the heartbeat
  25. 25.What does a telephone help us do? (a) print many books (b) talk to people far away (c) do sums quickly (d) find directions
  26. 26.What does a compass help us do? (a) measure body temperature (b) tell the time (c) do sums quickly (d) find directions
  27. 27.True or false: a telephone helps us find directions. (a) True (b) False
  28. 28.True or false: a printing press helps us hear the heartbeat. (a) False (b) True
  29. 29.🔧 Which invention helps us see faraway stars? (a) calculator (b) telescope (c) clock (d) telephone
  30. 30.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  31. 31.🔧 Which invention helps us tell the time? (a) printing press (b) stethoscope (c) telephone (d) clock
  32. 32.True or false: the Wright brothers gave us the electric battery. (a) True (b) False
  33. 33.True or false: René Laennec gave us the electric battery. (a) True (b) False
  34. 34.True or false: the Wright brothers gave us the stethoscope. (a) True (b) False
  35. 35.What does a printing press help us do? (a) see faraway stars (b) tell the time (c) print many books (d) see tiny germs
  36. 36.True or false: Alexander Fleming gave us the stethoscope. (a) True (b) False
  37. 37.True or false: the Wright brothers gave us the smallpox vaccine. (a) False (b) True
  38. 38.🔧 Which invention helps us find directions? (a) stethoscope (b) compass (c) clock (d) telescope
  39. 39.What did Alexander Fleming give us? (a) the first aeroplane (b) the smallpox vaccine (c) penicillin (d) the electric battery
  40. 40.What did Johannes Gutenberg give us? (a) the printing press (b) X-rays (c) the electric battery (d) the stethoscope

Answer key

  1. True
  2. Alexander Graham Bell
  3. stethoscope
  4. Johannes Gutenberg
  5. False
  6. False
  7. Edward Jenner
  8. measure body temperature
  9. False
  10. X-rays
  11. the stethoscope
  12. False
  13. Alessandro Volta
  14. True
  15. the first aeroplane
  16. Alexander Fleming
  17. telephone
  18. False
  19. thermometer
  20. True
  21. printing press
  22. False
  23. hear the heartbeat
  24. do sums quickly
  25. talk to people far away
  26. find directions
  27. False
  28. False
  29. telescope
  30. True
  31. clock
  32. False
  33. False
  34. False
  35. print many books
  36. False
  37. False
  38. compass
  39. penicillin
  40. the printing press

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