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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 169 · 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 stethoscope help us do? (a) measure body temperature (b) hear the heartbeat (c) print many books (d) talk to people far away
  2. 2.True or false: a microscope helps us see tiny germs. (a) False (b) True
  3. 3.💡 Who gave us the printing press? (a) Edward Jenner (b) the Wright brothers (c) René Laennec (d) Johannes Gutenberg
  4. 4.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  5. 5.True or false: a telescope helps us tell the time. (a) False (b) True
  6. 6.True or false: a thermometer helps us see tiny germs. (a) False (b) True
  7. 7.💡 Who gave us the electric battery? (a) Alexander Graham Bell (b) Alexander Fleming (c) the Wright brothers (d) Alessandro Volta
  8. 8.💡 Who gave us penicillin? (a) Wilhelm Röntgen (b) Alexander Fleming (c) Alessandro Volta (d) René Laennec
  9. 9.🔧 Which invention helps us see faraway stars? (a) calculator (b) telescope (c) printing press (d) telephone
  10. 10.True or false: a compass helps us talk to people far away. (a) True (b) False
  11. 11.🔧 Which invention helps us see tiny germs? (a) clock (b) microscope (c) telephone (d) stethoscope
  12. 12.💡 Who gave us the stethoscope? (a) Alexander Graham Bell (b) René Laennec (c) Alessandro Volta (d) Wilhelm Röntgen
  13. 13.True or false: Wilhelm Röntgen gave us the electric battery. (a) True (b) False
  14. 14.What does a compass help us do? (a) find directions (b) do sums quickly (c) talk to people far away (d) measure body temperature
  15. 15.🔧 Which invention helps us print many books? (a) clock (b) telescope (c) microscope (d) printing press
  16. 16.True or false: a printing press helps us print many books. (a) False (b) True
  17. 17.What did Louis Braille give us? (a) X-rays (b) the stethoscope (c) raised-dot writing (d) the telephone
  18. 18.💡 Who gave us the telephone? (a) Alexander Graham Bell (b) Louis Braille (c) Alexander Fleming (d) René Laennec
  19. 19.True or false: a clock helps us tell the time. (a) False (b) True
  20. 20.What did Johannes Gutenberg give us? (a) the electric battery (b) raised-dot writing (c) the telephone (d) the printing press
  21. 21.What does a telescope help us do? (a) print many books (b) see faraway stars (c) see tiny germs (d) do sums quickly
  22. 22.True or false: a compass helps us hear the heartbeat. (a) True (b) False
  23. 23.True or false: a calculator helps us measure body temperature. (a) False (b) True
  24. 24.What did René Laennec give us? (a) the stethoscope (b) the printing press (c) the electric battery (d) the smallpox vaccine
  25. 25.True or false: Johannes Gutenberg gave us penicillin. (a) True (b) False
  26. 26.True or false: a calculator helps us talk to people far away. (a) False (b) True
  27. 27.💡 Who gave us X-rays? (a) René Laennec (b) Alexander Fleming (c) Wilhelm Röntgen (d) Louis Braille
  28. 28.What did Alexander Fleming give us? (a) the stethoscope (b) raised-dot writing (c) penicillin (d) the smallpox vaccine
  29. 29.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  30. 30.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  31. 31.True or false: Louis Braille gave us the electric battery. (a) False (b) True
  32. 32.What does a telephone help us do? (a) do sums quickly (b) tell the time (c) measure body temperature (d) talk to people far away
  33. 33.What does a printing press help us do? (a) print many books (b) tell the time (c) talk to people far away (d) see tiny germs
  34. 34.🔧 Which invention helps us tell the time? (a) telephone (b) telescope (c) clock (d) calculator
  35. 35.What does a clock help us do? (a) measure body temperature (b) see tiny germs (c) talk to people far away (d) tell the time
  36. 36.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  37. 37.💡 Who gave us the first aeroplane? (a) the Wright brothers (b) Alexander Fleming (c) Edward Jenner (d) Alexander Graham Bell
  38. 38.💡 Who gave us the smallpox vaccine? (a) Johannes Gutenberg (b) the Wright brothers (c) Louis Braille (d) Edward Jenner
  39. 39.What does a thermometer help us do? (a) hear the heartbeat (b) see tiny germs (c) find directions (d) measure body temperature
  40. 40.True or false: Louis Braille gave us the stethoscope. (a) True (b) False

Answer key

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

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