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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 208 · 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 clock help us do? (a) see tiny germs (b) tell the time (c) print many books (d) find directions
  2. 2.What did Alexander Graham Bell give us? (a) the electric battery (b) the stethoscope (c) X-rays (d) the telephone
  3. 3.💡 Who gave us X-rays? (a) Edward Jenner (b) the Wright brothers (c) Alexander Fleming (d) Wilhelm Röntgen
  4. 4.🔧 Which invention helps us talk to people far away? (a) telephone (b) calculator (c) printing press (d) telescope
  5. 5.🔧 Which invention helps us see faraway stars? (a) clock (b) printing press (c) compass (d) telescope
  6. 6.What does a microscope help us do? (a) tell the time (b) find directions (c) see faraway stars (d) see tiny germs
  7. 7.What does a stethoscope help us do? (a) print many books (b) see tiny germs (c) see faraway stars (d) hear the heartbeat
  8. 8.What did Edward Jenner give us? (a) the smallpox vaccine (b) the printing press (c) the telephone (d) the stethoscope
  9. 9.True or false: René Laennec gave us the printing press. (a) False (b) True
  10. 10.💡 Who gave us the smallpox vaccine? (a) Edward Jenner (b) Louis Braille (c) Alexander Graham Bell (d) Alexander Fleming
  11. 11.What does a thermometer help us do? (a) measure body temperature (b) find directions (c) talk to people far away (d) see tiny germs
  12. 12.What did Johannes Gutenberg give us? (a) the printing press (b) raised-dot writing (c) the first aeroplane (d) the telephone
  13. 13.💡 Who gave us the stethoscope? (a) Johannes Gutenberg (b) René Laennec (c) Alexander Graham Bell (d) Louis Braille
  14. 14.True or false: Alessandro Volta gave us the electric battery. (a) True (b) False
  15. 15.💡 Who gave us the electric battery? (a) Alessandro Volta (b) Louis Braille (c) Alexander Fleming (d) Wilhelm Röntgen
  16. 16.True or false: a telephone helps us talk to people far away. (a) True (b) False
  17. 17.True or false: a printing press helps us see tiny germs. (a) False (b) True
  18. 18.True or false: a thermometer helps us talk to people far away. (a) False (b) True
  19. 19.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  20. 20.What does a telescope help us do? (a) measure body temperature (b) see faraway stars (c) do sums quickly (d) tell the time
  21. 21.What does a compass help us do? (a) find directions (b) talk to people far away (c) measure body temperature (d) do sums quickly
  22. 22.True or false: a stethoscope helps us see tiny germs. (a) True (b) False
  23. 23.💡 Who gave us the printing press? (a) Louis Braille (b) Wilhelm Röntgen (c) Johannes Gutenberg (d) the Wright brothers
  24. 24.True or false: Alessandro Volta gave us the first aeroplane. (a) True (b) False
  25. 25.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  26. 26.True or false: Edward Jenner gave us raised-dot writing. (a) False (b) True
  27. 27.💡 Who gave us the telephone? (a) René Laennec (b) Johannes Gutenberg (c) Wilhelm Röntgen (d) Alexander Graham Bell
  28. 28.What did the Wright brothers give us? (a) the printing press (b) the electric battery (c) the first aeroplane (d) raised-dot writing
  29. 29.🔧 Which invention helps us hear the heartbeat? (a) microscope (b) stethoscope (c) printing press (d) clock
  30. 30.What does a calculator help us do? (a) find directions (b) talk to people far away (c) do sums quickly (d) see faraway stars
  31. 31.🔧 Which invention helps us print many books? (a) clock (b) printing press (c) thermometer (d) telescope
  32. 32.True or false: a calculator helps us do sums quickly. (a) False (b) True
  33. 33.🔧 Which invention helps us see tiny germs? (a) printing press (b) compass (c) microscope (d) thermometer
  34. 34.True or false: a clock helps us print many books. (a) True (b) False
  35. 35.True or false: Johannes Gutenberg gave us the telephone. (a) True (b) False
  36. 36.What did Wilhelm Röntgen give us? (a) X-rays (b) the first aeroplane (c) raised-dot writing (d) the stethoscope
  37. 37.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  38. 38.💡 Who gave us the first aeroplane? (a) Alessandro Volta (b) the Wright brothers (c) René Laennec (d) Johannes Gutenberg
  39. 39.True or false: Alessandro Volta gave us the telephone. (a) True (b) False
  40. 40.🔧 Which invention helps us do sums quickly? (a) telescope (b) calculator (c) telephone (d) stethoscope

Answer key

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

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