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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 451 · 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) hear the heartbeat (b) measure body temperature (c) do sums quickly (d) find directions
  2. 2.What does a telephone help us do? (a) see tiny germs (b) measure body temperature (c) talk to people far away (d) see faraway stars
  3. 3.💡 Who gave us raised-dot writing? (a) Wilhelm Röntgen (b) Alexander Graham Bell (c) Louis Braille (d) René Laennec
  4. 4.💡 Who gave us the printing press? (a) Alexander Graham Bell (b) Alessandro Volta (c) the Wright brothers (d) Johannes Gutenberg
  5. 5.🔧 Which invention helps us see tiny germs? (a) telephone (b) microscope (c) telescope (d) compass
  6. 6.💡 Who gave us the first aeroplane? (a) the Wright brothers (b) Alexander Fleming (c) Wilhelm Röntgen (d) Alessandro Volta
  7. 7.💡 Who gave us X-rays? (a) Johannes Gutenberg (b) Alexander Fleming (c) Wilhelm Röntgen (d) the Wright brothers
  8. 8.True or false: a telephone helps us talk to people far away. (a) True (b) False
  9. 9.🔧 Which invention helps us measure body temperature? (a) microscope (b) clock (c) thermometer (d) telephone
  10. 10.What did Edward Jenner give us? (a) the stethoscope (b) the telephone (c) the smallpox vaccine (d) the printing press
  11. 11.🔧 Which invention helps us do sums quickly? (a) compass (b) stethoscope (c) printing press (d) calculator
  12. 12.What does a compass help us do? (a) tell the time (b) print many books (c) hear the heartbeat (d) find directions
  13. 13.What does a clock help us do? (a) see tiny germs (b) do sums quickly (c) tell the time (d) talk to people far away
  14. 14.🔧 Which invention helps us see faraway stars? (a) stethoscope (b) telescope (c) microscope (d) compass
  15. 15.True or false: Edward Jenner gave us the telephone. (a) True (b) False
  16. 16.What does a printing press help us do? (a) hear the heartbeat (b) print many books (c) talk to people far away (d) do sums quickly
  17. 17.True or false: René Laennec gave us the stethoscope. (a) True (b) False
  18. 18.What did René Laennec give us? (a) the stethoscope (b) raised-dot writing (c) X-rays (d) the smallpox vaccine
  19. 19.True or false: Wilhelm Röntgen gave us X-rays. (a) False (b) True
  20. 20.What did the Wright brothers give us? (a) X-rays (b) raised-dot writing (c) the smallpox vaccine (d) the first aeroplane
  21. 21.True or false: a calculator helps us see tiny germs. (a) False (b) True
  22. 22.💡 Who gave us the telephone? (a) Edward Jenner (b) Alexander Graham Bell (c) Wilhelm Röntgen (d) Alessandro Volta
  23. 23.What does a telescope help us do? (a) do sums quickly (b) see faraway stars (c) talk to people far away (d) hear the heartbeat
  24. 24.What did Alexander Graham Bell give us? (a) the telephone (b) the first aeroplane (c) the printing press (d) the stethoscope
  25. 25.🔧 Which invention helps us talk to people far away? (a) telephone (b) microscope (c) telescope (d) stethoscope
  26. 26.What does a calculator help us do? (a) talk to people far away (b) do sums quickly (c) hear the heartbeat (d) print many books
  27. 27.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  28. 28.True or false: Alexander Graham Bell gave us the printing press. (a) False (b) True
  29. 29.What did Alessandro Volta give us? (a) the electric battery (b) the smallpox vaccine (c) raised-dot writing (d) the first aeroplane
  30. 30.True or false: Wilhelm Röntgen gave us the stethoscope. (a) True (b) False
  31. 31.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  32. 32.🔧 Which invention helps us tell the time? (a) compass (b) clock (c) calculator (d) telephone
  33. 33.True or false: a thermometer helps us find directions. (a) False (b) True
  34. 34.True or false: Wilhelm Röntgen gave us the printing press. (a) True (b) False
  35. 35.What did Johannes Gutenberg give us? (a) the first aeroplane (b) the printing press (c) the telephone (d) X-rays
  36. 36.True or false: a compass helps us find directions. (a) True (b) False
  37. 37.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  38. 38.🔧 Which invention helps us hear the heartbeat? (a) calculator (b) compass (c) telephone (d) stethoscope
  39. 39.What did Louis Braille give us? (a) the printing press (b) the smallpox vaccine (c) penicillin (d) raised-dot writing
  40. 40.True or false: Johannes Gutenberg gave us penicillin. (a) False (b) True

Answer key

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

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