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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 640 · 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 thermometer help us do? (a) measure body temperature (b) hear the heartbeat (c) see tiny germs (d) do sums quickly
  2. 2.What does a telescope help us do? (a) hear the heartbeat (b) see faraway stars (c) print many books (d) talk to people far away
  3. 3.What does a telephone help us do? (a) talk to people far away (b) see faraway stars (c) see tiny germs (d) do sums quickly
  4. 4.What did Wilhelm Röntgen give us? (a) the electric battery (b) the smallpox vaccine (c) X-rays (d) the printing press
  5. 5.True or false: the Wright brothers gave us the stethoscope. (a) True (b) False
  6. 6.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  7. 7.💡 Who gave us the telephone? (a) Edward Jenner (b) Louis Braille (c) the Wright brothers (d) Alexander Graham Bell
  8. 8.💡 Who gave us X-rays? (a) Alessandro Volta (b) René Laennec (c) Edward Jenner (d) Wilhelm Röntgen
  9. 9.True or false: Johannes Gutenberg gave us the smallpox vaccine. (a) False (b) True
  10. 10.💡 Who gave us the printing press? (a) Louis Braille (b) the Wright brothers (c) Johannes Gutenberg (d) René Laennec
  11. 11.🔧 Which invention helps us see faraway stars? (a) stethoscope (b) compass (c) telescope (d) printing press
  12. 12.What did the Wright brothers give us? (a) raised-dot writing (b) the stethoscope (c) the telephone (d) the first aeroplane
  13. 13.🔧 Which invention helps us measure body temperature? (a) telephone (b) clock (c) telescope (d) thermometer
  14. 14.What did René Laennec give us? (a) penicillin (b) the smallpox vaccine (c) raised-dot writing (d) the stethoscope
  15. 15.What does a stethoscope help us do? (a) hear the heartbeat (b) see faraway stars (c) print many books (d) talk to people far away
  16. 16.🔧 Which invention helps us do sums quickly? (a) microscope (b) telephone (c) thermometer (d) calculator
  17. 17.What did Johannes Gutenberg give us? (a) the printing press (b) the first aeroplane (c) the electric battery (d) penicillin
  18. 18.What does a clock help us do? (a) hear the heartbeat (b) print many books (c) measure body temperature (d) tell the time
  19. 19.True or false: a calculator helps us measure body temperature. (a) False (b) True
  20. 20.💡 Who gave us penicillin? (a) Alexander Graham Bell (b) Edward Jenner (c) René Laennec (d) Alexander Fleming
  21. 21.True or false: a telescope helps us see faraway stars. (a) True (b) False
  22. 22.🔧 Which invention helps us talk to people far away? (a) telephone (b) telescope (c) clock (d) printing press
  23. 23.💡 Who gave us the electric battery? (a) Louis Braille (b) Wilhelm Röntgen (c) Alessandro Volta (d) the Wright brothers
  24. 24.What does a calculator help us do? (a) talk to people far away (b) see faraway stars (c) do sums quickly (d) measure body temperature
  25. 25.True or false: a telephone helps us tell the time. (a) False (b) True
  26. 26.🔧 Which invention helps us see tiny germs? (a) clock (b) printing press (c) microscope (d) stethoscope
  27. 27.What did Edward Jenner give us? (a) the smallpox vaccine (b) the first aeroplane (c) raised-dot writing (d) X-rays
  28. 28.True or false: a telescope helps us measure body temperature. (a) True (b) False
  29. 29.🔧 Which invention helps us hear the heartbeat? (a) compass (b) telephone (c) stethoscope (d) microscope
  30. 30.💡 Who gave us the first aeroplane? (a) the Wright brothers (b) Wilhelm Röntgen (c) Johannes Gutenberg (d) René Laennec
  31. 31.🔧 Which invention helps us tell the time? (a) microscope (b) printing press (c) telephone (d) clock
  32. 32.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  33. 33.What does a printing press help us do? (a) tell the time (b) see faraway stars (c) see tiny germs (d) print many books
  34. 34.True or false: a telescope helps us do sums quickly. (a) True (b) False
  35. 35.True or false: Alessandro Volta gave us the telephone. (a) False (b) True
  36. 36.True or false: a telephone helps us talk to people far away. (a) True (b) False
  37. 37.True or false: Alessandro Volta gave us the electric battery. (a) True (b) False
  38. 38.What did Alexander Graham Bell give us? (a) the telephone (b) raised-dot writing (c) the printing press (d) the smallpox vaccine
  39. 39.What did Johannes Gutenberg give us? (a) the first aeroplane (b) penicillin (c) the telephone (d) the printing press
  40. 40.What does a compass help us do? (a) find directions (b) print many books (c) tell the time (d) talk to people far away

Answer key

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

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