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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 656 · 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 calculator help us do? (a) see faraway stars (b) print many books (c) do sums quickly (d) see tiny germs
  2. 2.What does a telescope help us do? (a) measure body temperature (b) print many books (c) see faraway stars (d) hear the heartbeat
  3. 3.🔧 Which invention helps us see faraway stars? (a) telescope (b) compass (c) clock (d) calculator
  4. 4.What did Wilhelm Röntgen give us? (a) the stethoscope (b) the telephone (c) X-rays (d) the first aeroplane
  5. 5.True or false: Edward Jenner gave us the smallpox vaccine. (a) True (b) False
  6. 6.What did the Wright brothers give us? (a) the stethoscope (b) the electric battery (c) the first aeroplane (d) the telephone
  7. 7.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  8. 8.💡 Who gave us the smallpox vaccine? (a) Alexander Graham Bell (b) Edward Jenner (c) the Wright brothers (d) Alessandro Volta
  9. 9.What does a printing press help us do? (a) hear the heartbeat (b) find directions (c) see tiny germs (d) print many books
  10. 10.True or false: a stethoscope helps us measure body temperature. (a) True (b) False
  11. 11.What did Alexander Fleming give us? (a) penicillin (b) the stethoscope (c) X-rays (d) the electric battery
  12. 12.💡 Who gave us the first aeroplane? (a) Louis Braille (b) René Laennec (c) Alessandro Volta (d) the Wright brothers
  13. 13.🔧 Which invention helps us measure body temperature? (a) microscope (b) stethoscope (c) thermometer (d) printing press
  14. 14.🔧 Which invention helps us print many books? (a) stethoscope (b) telescope (c) printing press (d) telephone
  15. 15.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  16. 16.What does a clock help us do? (a) tell the time (b) measure body temperature (c) see tiny germs (d) do sums quickly
  17. 17.What did Johannes Gutenberg give us? (a) the first aeroplane (b) the printing press (c) penicillin (d) the stethoscope
  18. 18.🔧 Which invention helps us do sums quickly? (a) clock (b) telescope (c) calculator (d) stethoscope
  19. 19.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  20. 20.True or false: Johannes Gutenberg gave us raised-dot writing. (a) False (b) True
  21. 21.True or false: a telephone helps us print many books. (a) True (b) False
  22. 22.What did Alessandro Volta give us? (a) the first aeroplane (b) X-rays (c) the smallpox vaccine (d) the electric battery
  23. 23.🔧 Which invention helps us find directions? (a) printing press (b) compass (c) clock (d) telescope
  24. 24.💡 Who gave us the printing press? (a) the Wright brothers (b) Alexander Fleming (c) Alessandro Volta (d) Johannes Gutenberg
  25. 25.True or false: a microscope helps us talk to people far away. (a) True (b) False
  26. 26.💡 Who gave us the telephone? (a) Edward Jenner (b) René Laennec (c) Alexander Fleming (d) Alexander Graham Bell
  27. 27.True or false: a clock helps us hear the heartbeat. (a) True (b) False
  28. 28.True or false: a clock helps us tell the time. (a) True (b) False
  29. 29.True or false: a microscope helps us tell the time. (a) False (b) True
  30. 30.💡 Who gave us penicillin? (a) the Wright brothers (b) Alexander Graham Bell (c) Alexander Fleming (d) Edward Jenner
  31. 31.True or false: a printing press helps us print many books. (a) False (b) True
  32. 32.True or false: a printing press helps us find directions. (a) True (b) False
  33. 33.What did René Laennec give us? (a) raised-dot writing (b) the printing press (c) the stethoscope (d) the telephone
  34. 34.True or false: Wilhelm Röntgen gave us X-rays. (a) True (b) False
  35. 35.What did Alexander Graham Bell give us? (a) the stethoscope (b) the smallpox vaccine (c) the electric battery (d) the telephone
  36. 36.True or false: the Wright brothers gave us the electric battery. (a) True (b) False
  37. 37.True or false: a stethoscope helps us see faraway stars. (a) False (b) True
  38. 38.🔧 Which invention helps us hear the heartbeat? (a) telephone (b) printing press (c) microscope (d) stethoscope
  39. 39.True or false: Alessandro Volta gave us the printing press. (a) True (b) False
  40. 40.True or false: a telephone helps us find directions. (a) True (b) False

Answer key

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

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