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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 947 · 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 stethoscope help us do? (a) tell the time (b) hear the heartbeat (c) do sums quickly (d) see tiny germs
  2. 2.What does a thermometer help us do? (a) do sums quickly (b) tell the time (c) measure body temperature (d) print many books
  3. 3.True or false: Wilhelm Röntgen gave us the telephone. (a) False (b) True
  4. 4.True or false: a telescope helps us talk to people far away. (a) False (b) True
  5. 5.What did Alexander Fleming give us? (a) the printing press (b) X-rays (c) the smallpox vaccine (d) penicillin
  6. 6.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  7. 7.💡 Who gave us the electric battery? (a) Wilhelm Röntgen (b) René Laennec (c) Louis Braille (d) Alessandro Volta
  8. 8.What does a telephone help us do? (a) tell the time (b) hear the heartbeat (c) talk to people far away (d) find directions
  9. 9.What did René Laennec give us? (a) the printing press (b) the first aeroplane (c) the smallpox vaccine (d) the stethoscope
  10. 10.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  11. 11.What did the Wright brothers give us? (a) the telephone (b) the first aeroplane (c) the stethoscope (d) X-rays
  12. 12.What does a calculator help us do? (a) talk to people far away (b) do sums quickly (c) hear the heartbeat (d) find directions
  13. 13.What does a clock help us do? (a) see tiny germs (b) talk to people far away (c) print many books (d) tell the time
  14. 14.True or false: a thermometer helps us see faraway stars. (a) False (b) True
  15. 15.True or false: Alexander Fleming gave us raised-dot writing. (a) True (b) False
  16. 16.What did Alessandro Volta give us? (a) penicillin (b) X-rays (c) the electric battery (d) the printing press
  17. 17.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  18. 18.💡 Who gave us X-rays? (a) Alexander Graham Bell (b) Wilhelm Röntgen (c) Johannes Gutenberg (d) Louis Braille
  19. 19.True or false: René Laennec gave us the telephone. (a) True (b) False
  20. 20.🔧 Which invention helps us find directions? (a) printing press (b) compass (c) telephone (d) clock
  21. 21.True or false: a clock helps us measure body temperature. (a) False (b) True
  22. 22.True or false: the Wright brothers gave us the printing press. (a) False (b) True
  23. 23.💡 Who gave us the first aeroplane? (a) Johannes Gutenberg (b) Edward Jenner (c) the Wright brothers (d) Alexander Fleming
  24. 24.💡 Who gave us raised-dot writing? (a) Louis Braille (b) the Wright brothers (c) Alexander Graham Bell (d) Wilhelm Röntgen
  25. 25.What did Johannes Gutenberg give us? (a) the stethoscope (b) the printing press (c) raised-dot writing (d) X-rays
  26. 26.What did Wilhelm Röntgen give us? (a) penicillin (b) X-rays (c) the smallpox vaccine (d) the printing press
  27. 27.True or false: a compass helps us talk to people far away. (a) True (b) False
  28. 28.🔧 Which invention helps us hear the heartbeat? (a) telephone (b) stethoscope (c) compass (d) clock
  29. 29.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  30. 30.What does a microscope help us do? (a) tell the time (b) talk to people far away (c) hear the heartbeat (d) see tiny germs
  31. 31.True or false: a clock helps us find directions. (a) False (b) True
  32. 32.🔧 Which invention helps us talk to people far away? (a) printing press (b) calculator (c) stethoscope (d) telephone
  33. 33.What did Edward Jenner give us? (a) the smallpox vaccine (b) penicillin (c) the first aeroplane (d) raised-dot writing
  34. 34.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  35. 35.True or false: Johannes Gutenberg gave us X-rays. (a) False (b) True
  36. 36.🔧 Which invention helps us see faraway stars? (a) telephone (b) printing press (c) telescope (d) calculator
  37. 37.True or false: Alexander Graham Bell gave us the electric battery. (a) True (b) False
  38. 38.True or false: a calculator helps us hear the heartbeat. (a) False (b) True
  39. 39.💡 Who gave us penicillin? (a) the Wright brothers (b) Alexander Fleming (c) Wilhelm Röntgen (d) René Laennec
  40. 40.💡 Who gave us the stethoscope? (a) the Wright brothers (b) René Laennec (c) Alessandro Volta (d) Louis Braille

Answer key

  1. hear the heartbeat
  2. measure body temperature
  3. False
  4. False
  5. penicillin
  6. True
  7. Alessandro Volta
  8. talk to people far away
  9. the stethoscope
  10. True
  11. the first aeroplane
  12. do sums quickly
  13. tell the time
  14. False
  15. False
  16. the electric battery
  17. True
  18. Wilhelm Röntgen
  19. False
  20. compass
  21. False
  22. False
  23. the Wright brothers
  24. Louis Braille
  25. the printing press
  26. X-rays
  27. False
  28. stethoscope
  29. True
  30. see tiny germs
  31. False
  32. telephone
  33. the smallpox vaccine
  34. True
  35. False
  36. telescope
  37. False
  38. False
  39. Alexander Fleming
  40. René Laennec

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