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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 796 · 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 did Wilhelm Röntgen give us? (a) the smallpox vaccine (b) the first aeroplane (c) raised-dot writing (d) X-rays
  2. 2.🔧 Which invention helps us measure body temperature? (a) thermometer (b) clock (c) calculator (d) compass
  3. 3.🔧 Which invention helps us talk to people far away? (a) compass (b) telephone (c) calculator (d) telescope
  4. 4.True or false: a calculator helps us do sums quickly. (a) True (b) False
  5. 5.True or false: a clock helps us find directions. (a) True (b) False
  6. 6.🔧 Which invention helps us see faraway stars? (a) telescope (b) stethoscope (c) thermometer (d) calculator
  7. 7.💡 Who gave us the first aeroplane? (a) the Wright brothers (b) Johannes Gutenberg (c) Alexander Graham Bell (d) René Laennec
  8. 8.What does a thermometer help us do? (a) find directions (b) talk to people far away (c) see faraway stars (d) measure body temperature
  9. 9.💡 Who gave us the stethoscope? (a) René Laennec (b) Edward Jenner (c) the Wright brothers (d) Louis Braille
  10. 10.🔧 Which invention helps us see tiny germs? (a) telescope (b) clock (c) printing press (d) microscope
  11. 11.What does a calculator help us do? (a) do sums quickly (b) find directions (c) see faraway stars (d) tell the time
  12. 12.💡 Who gave us the smallpox vaccine? (a) Louis Braille (b) Edward Jenner (c) Alexander Graham Bell (d) Johannes Gutenberg
  13. 13.True or false: a microscope helps us measure body temperature. (a) True (b) False
  14. 14.True or false: a telescope helps us see tiny germs. (a) True (b) False
  15. 15.💡 Who gave us the electric battery? (a) René Laennec (b) Wilhelm Röntgen (c) Alessandro Volta (d) Alexander Graham Bell
  16. 16.True or false: a microscope helps us find directions. (a) False (b) True
  17. 17.True or false: a thermometer helps us measure body temperature. (a) False (b) True
  18. 18.What did Louis Braille give us? (a) X-rays (b) penicillin (c) the first aeroplane (d) raised-dot writing
  19. 19.True or false: Wilhelm Röntgen gave us raised-dot writing. (a) False (b) True
  20. 20.True or false: a clock helps us do sums quickly. (a) False (b) True
  21. 21.True or false: a printing press helps us hear the heartbeat. (a) False (b) True
  22. 22.🔧 Which invention helps us print many books? (a) compass (b) clock (c) printing press (d) microscope
  23. 23.What did Johannes Gutenberg give us? (a) the stethoscope (b) raised-dot writing (c) the telephone (d) the printing press
  24. 24.What does a stethoscope help us do? (a) find directions (b) do sums quickly (c) hear the heartbeat (d) tell the time
  25. 25.What did Alessandro Volta give us? (a) the smallpox vaccine (b) the first aeroplane (c) the printing press (d) the electric battery
  26. 26.True or false: a compass helps us do sums quickly. (a) False (b) True
  27. 27.What did the Wright brothers give us? (a) penicillin (b) X-rays (c) raised-dot writing (d) the first aeroplane
  28. 28.True or false: a telescope helps us talk to people far away. (a) True (b) False
  29. 29.💡 Who gave us X-rays? (a) Johannes Gutenberg (b) Alessandro Volta (c) Wilhelm Röntgen (d) the Wright brothers
  30. 30.What does a telephone help us do? (a) see faraway stars (b) find directions (c) talk to people far away (d) hear the heartbeat
  31. 31.True or false: Alexander Fleming gave us the first aeroplane. (a) False (b) True
  32. 32.What did Edward Jenner give us? (a) the electric battery (b) the stethoscope (c) the smallpox vaccine (d) the first aeroplane
  33. 33.🔧 Which invention helps us find directions? (a) compass (b) microscope (c) calculator (d) telescope
  34. 34.💡 Who gave us penicillin? (a) Wilhelm Röntgen (b) Alexander Graham Bell (c) Alexander Fleming (d) Edward Jenner
  35. 35.True or false: a printing press helps us measure body temperature. (a) False (b) True
  36. 36.True or false: a compass helps us talk to people far away. (a) True (b) False
  37. 37.🔧 Which invention helps us hear the heartbeat? (a) stethoscope (b) thermometer (c) printing press (d) telephone
  38. 38.🔧 Which invention helps us do sums quickly? (a) clock (b) telescope (c) stethoscope (d) calculator
  39. 39.True or false: a telescope helps us do sums quickly. (a) True (b) False
  40. 40.💡 Who gave us the telephone? (a) Wilhelm Röntgen (b) Johannes Gutenberg (c) Alexander Graham Bell (d) René Laennec

Answer key

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

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