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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 816 · 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 did Edward Jenner give us? (a) the telephone (b) penicillin (c) the smallpox vaccine (d) raised-dot writing
  2. 2.True or false: a thermometer helps us hear the heartbeat. (a) True (b) False
  3. 3.True or false: a telescope helps us print many books. (a) False (b) True
  4. 4.What does a clock help us do? (a) talk to people far away (b) tell the time (c) see faraway stars (d) print many books
  5. 5.What did Johannes Gutenberg give us? (a) penicillin (b) the printing press (c) the telephone (d) X-rays
  6. 6.🔧 Which invention helps us measure body temperature? (a) stethoscope (b) telephone (c) thermometer (d) telescope
  7. 7.What does a thermometer help us do? (a) do sums quickly (b) talk to people far away (c) measure body temperature (d) hear the heartbeat
  8. 8.True or false: Wilhelm Röntgen gave us X-rays. (a) False (b) True
  9. 9.💡 Who gave us the first aeroplane? (a) Alexander Graham Bell (b) Edward Jenner (c) the Wright brothers (d) Johannes Gutenberg
  10. 10.True or false: a stethoscope helps us measure body temperature. (a) False (b) True
  11. 11.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  12. 12.What does a telescope help us do? (a) hear the heartbeat (b) see faraway stars (c) see tiny germs (d) do sums quickly
  13. 13.What does a compass help us do? (a) hear the heartbeat (b) talk to people far away (c) find directions (d) print many books
  14. 14.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  15. 15.What does a calculator help us do? (a) measure body temperature (b) talk to people far away (c) tell the time (d) do sums quickly
  16. 16.What did René Laennec give us? (a) the stethoscope (b) the first aeroplane (c) raised-dot writing (d) the telephone
  17. 17.What did the Wright brothers give us? (a) the telephone (b) the stethoscope (c) raised-dot writing (d) the first aeroplane
  18. 18.True or false: a calculator helps us do sums quickly. (a) True (b) False
  19. 19.What does a microscope help us do? (a) see tiny germs (b) talk to people far away (c) measure body temperature (d) find directions
  20. 20.🔧 Which invention helps us do sums quickly? (a) compass (b) telephone (c) stethoscope (d) calculator
  21. 21.True or false: Alexander Fleming gave us the stethoscope. (a) True (b) False
  22. 22.💡 Who gave us X-rays? (a) Edward Jenner (b) Wilhelm Röntgen (c) Louis Braille (d) René Laennec
  23. 23.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  24. 24.🔧 Which invention helps us print many books? (a) thermometer (b) telephone (c) stethoscope (d) printing press
  25. 25.True or false: Johannes Gutenberg gave us the electric battery. (a) False (b) True
  26. 26.True or false: the Wright brothers gave us the smallpox vaccine. (a) False (b) True
  27. 27.💡 Who gave us the smallpox vaccine? (a) Wilhelm Röntgen (b) Louis Braille (c) Edward Jenner (d) Alexander Graham Bell
  28. 28.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  29. 29.True or false: a calculator helps us talk to people far away. (a) True (b) False
  30. 30.What did Alexander Fleming give us? (a) penicillin (b) X-rays (c) the electric battery (d) the printing press
  31. 31.🔧 Which invention helps us see faraway stars? (a) telescope (b) telephone (c) stethoscope (d) printing press
  32. 32.🔧 Which invention helps us hear the heartbeat? (a) stethoscope (b) thermometer (c) printing press (d) calculator
  33. 33.What did Wilhelm Röntgen give us? (a) the printing press (b) the first aeroplane (c) X-rays (d) raised-dot writing
  34. 34.💡 Who gave us the stethoscope? (a) Louis Braille (b) Alexander Graham Bell (c) René Laennec (d) Edward Jenner
  35. 35.True or false: the Wright brothers gave us the first aeroplane. (a) True (b) False
  36. 36.True or false: Alessandro Volta gave us raised-dot writing. (a) False (b) True
  37. 37.True or false: Edward Jenner gave us the smallpox vaccine. (a) True (b) False
  38. 38.True or false: a printing press helps us print many books. (a) True (b) False
  39. 39.What does a stethoscope help us do? (a) hear the heartbeat (b) measure body temperature (c) tell the time (d) see tiny germs
  40. 40.True or false: a stethoscope helps us find directions. (a) True (b) False

Answer key

  1. the smallpox vaccine
  2. False
  3. False
  4. tell the time
  5. the printing press
  6. thermometer
  7. measure body temperature
  8. True
  9. the Wright brothers
  10. False
  11. True
  12. see faraway stars
  13. find directions
  14. True
  15. do sums quickly
  16. the stethoscope
  17. the first aeroplane
  18. True
  19. see tiny germs
  20. calculator
  21. False
  22. Wilhelm Röntgen
  23. True
  24. printing press
  25. False
  26. False
  27. Edward Jenner
  28. True
  29. False
  30. penicillin
  31. telescope
  32. stethoscope
  33. X-rays
  34. René Laennec
  35. True
  36. False
  37. True
  38. True
  39. hear the heartbeat
  40. False

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