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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 262 · 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 telephone help us do? (a) measure body temperature (b) see tiny germs (c) talk to people far away (d) print many books
  2. 2.True or false: a telephone helps us see faraway stars. (a) False (b) True
  3. 3.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  4. 4.True or false: Louis Braille gave us the first aeroplane. (a) False (b) True
  5. 5.What does a stethoscope help us do? (a) find directions (b) hear the heartbeat (c) do sums quickly (d) measure body temperature
  6. 6.What did Edward Jenner give us? (a) penicillin (b) the smallpox vaccine (c) the telephone (d) the printing press
  7. 7.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  8. 8.💡 Who gave us the stethoscope? (a) Johannes Gutenberg (b) Wilhelm Röntgen (c) René Laennec (d) Edward Jenner
  9. 9.What did Louis Braille give us? (a) the smallpox vaccine (b) penicillin (c) raised-dot writing (d) X-rays
  10. 10.True or false: the Wright brothers gave us the smallpox vaccine. (a) True (b) False
  11. 11.💡 Who gave us the smallpox vaccine? (a) Alexander Graham Bell (b) Johannes Gutenberg (c) Edward Jenner (d) Louis Braille
  12. 12.🔧 Which invention helps us hear the heartbeat? (a) telephone (b) calculator (c) clock (d) stethoscope
  13. 13.True or false: Alexander Graham Bell gave us the stethoscope. (a) True (b) False
  14. 14.True or false: a telephone helps us hear the heartbeat. (a) True (b) False
  15. 15.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  16. 16.🔧 Which invention helps us find directions? (a) compass (b) thermometer (c) telescope (d) microscope
  17. 17.True or false: a calculator helps us print many books. (a) True (b) False
  18. 18.True or false: Wilhelm Röntgen gave us X-rays. (a) False (b) True
  19. 19.True or false: a stethoscope helps us talk to people far away. (a) False (b) True
  20. 20.What did the Wright brothers give us? (a) the telephone (b) the stethoscope (c) the first aeroplane (d) the printing press
  21. 21.True or false: the Wright brothers gave us the stethoscope. (a) True (b) False
  22. 22.💡 Who gave us penicillin? (a) Edward Jenner (b) René Laennec (c) Alexander Graham Bell (d) Alexander Fleming
  23. 23.True or false: Alexander Graham Bell gave us penicillin. (a) True (b) False
  24. 24.True or false: a thermometer helps us do sums quickly. (a) True (b) False
  25. 25.What does a thermometer help us do? (a) do sums quickly (b) measure body temperature (c) print many books (d) talk to people far away
  26. 26.🔧 Which invention helps us talk to people far away? (a) calculator (b) telephone (c) microscope (d) clock
  27. 27.What did Alessandro Volta give us? (a) the smallpox vaccine (b) raised-dot writing (c) the electric battery (d) X-rays
  28. 28.What did Johannes Gutenberg give us? (a) X-rays (b) the printing press (c) the smallpox vaccine (d) the stethoscope
  29. 29.What did Wilhelm Röntgen give us? (a) penicillin (b) the electric battery (c) raised-dot writing (d) X-rays
  30. 30.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  31. 31.True or false: a microscope helps us measure body temperature. (a) True (b) False
  32. 32.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  33. 33.🔧 Which invention helps us see faraway stars? (a) calculator (b) clock (c) telescope (d) compass
  34. 34.💡 Who gave us the first aeroplane? (a) René Laennec (b) Louis Braille (c) the Wright brothers (d) Alexander Graham Bell
  35. 35.What does a clock help us do? (a) see faraway stars (b) tell the time (c) hear the heartbeat (d) see tiny germs
  36. 36.True or false: a calculator helps us tell the time. (a) True (b) False
  37. 37.True or false: a clock helps us tell the time. (a) True (b) False
  38. 38.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  39. 39.True or false: a telephone helps us talk to people far away. (a) False (b) True
  40. 40.What does a microscope help us do? (a) find directions (b) hear the heartbeat (c) see faraway stars (d) see tiny germs

Answer key

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

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