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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 379 · 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.💡 Who gave us the telephone? (a) Wilhelm Röntgen (b) Edward Jenner (c) Alexander Graham Bell (d) Alessandro Volta
  2. 2.True or false: Alessandro Volta gave us the stethoscope. (a) True (b) False
  3. 3.True or false: a calculator helps us do sums quickly. (a) False (b) True
  4. 4.True or false: Edward Jenner gave us the stethoscope. (a) True (b) False
  5. 5.What does a stethoscope help us do? (a) see tiny germs (b) print many books (c) hear the heartbeat (d) do sums quickly
  6. 6.What does a telephone help us do? (a) hear the heartbeat (b) measure body temperature (c) talk to people far away (d) tell the time
  7. 7.🔧 Which invention helps us talk to people far away? (a) calculator (b) stethoscope (c) clock (d) telephone
  8. 8.What does a telescope help us do? (a) talk to people far away (b) hear the heartbeat (c) find directions (d) see faraway stars
  9. 9.🔧 Which invention helps us do sums quickly? (a) calculator (b) printing press (c) microscope (d) stethoscope
  10. 10.What does a printing press help us do? (a) talk to people far away (b) print many books (c) see tiny germs (d) tell the time
  11. 11.True or false: a printing press helps us measure body temperature. (a) False (b) True
  12. 12.💡 Who gave us the first aeroplane? (a) René Laennec (b) Alexander Fleming (c) the Wright brothers (d) Alexander Graham Bell
  13. 13.True or false: a clock helps us print many books. (a) False (b) True
  14. 14.True or false: a microscope helps us see tiny germs. (a) True (b) False
  15. 15.💡 Who gave us the printing press? (a) Alexander Fleming (b) Alexander Graham Bell (c) Wilhelm Röntgen (d) Johannes Gutenberg
  16. 16.True or false: a telephone helps us talk to people far away. (a) True (b) False
  17. 17.What does a microscope help us do? (a) see faraway stars (b) see tiny germs (c) tell the time (d) hear the heartbeat
  18. 18.True or false: a telephone helps us see tiny germs. (a) False (b) True
  19. 19.What did Johannes Gutenberg give us? (a) the printing press (b) the telephone (c) the first aeroplane (d) raised-dot writing
  20. 20.🔧 Which invention helps us print many books? (a) telescope (b) telephone (c) clock (d) printing press
  21. 21.What did Alexander Fleming give us? (a) raised-dot writing (b) the smallpox vaccine (c) the telephone (d) penicillin
  22. 22.🔧 Which invention helps us tell the time? (a) calculator (b) telephone (c) stethoscope (d) clock
  23. 23.What did Louis Braille give us? (a) the stethoscope (b) the electric battery (c) the telephone (d) raised-dot writing
  24. 24.True or false: Wilhelm Röntgen gave us the smallpox vaccine. (a) True (b) False
  25. 25.True or false: Alexander Fleming gave us the stethoscope. (a) True (b) False
  26. 26.What does a clock help us do? (a) talk to people far away (b) print many books (c) tell the time (d) do sums quickly
  27. 27.What did the Wright brothers give us? (a) the smallpox vaccine (b) the stethoscope (c) the printing press (d) the first aeroplane
  28. 28.True or false: a thermometer helps us measure body temperature. (a) False (b) True
  29. 29.💡 Who gave us penicillin? (a) Alexander Fleming (b) Edward Jenner (c) Johannes Gutenberg (d) Alessandro Volta
  30. 30.What did Edward Jenner give us? (a) the printing press (b) raised-dot writing (c) the smallpox vaccine (d) the first aeroplane
  31. 31.🔧 Which invention helps us measure body temperature? (a) clock (b) calculator (c) thermometer (d) compass
  32. 32.🔧 Which invention helps us see tiny germs? (a) microscope (b) compass (c) calculator (d) printing press
  33. 33.True or false: a telescope helps us measure body temperature. (a) False (b) True
  34. 34.True or false: Edward Jenner gave us the telephone. (a) True (b) False
  35. 35.True or false: Alexander Graham Bell gave us the electric battery. (a) False (b) True
  36. 36.💡 Who gave us X-rays? (a) Alexander Fleming (b) Alexander Graham Bell (c) Louis Braille (d) Wilhelm Röntgen
  37. 37.True or false: the Wright brothers gave us the electric battery. (a) False (b) True
  38. 38.True or false: Louis Braille gave us the printing press. (a) False (b) True
  39. 39.What did Alessandro Volta give us? (a) X-rays (b) raised-dot writing (c) the electric battery (d) the telephone
  40. 40.True or false: Alessandro Volta gave us raised-dot writing. (a) True (b) False

Answer key

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

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