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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 106 · 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) print many books (b) see faraway stars (c) hear the heartbeat (d) do sums quickly
  2. 2.What did the Wright brothers give us? (a) the first aeroplane (b) the smallpox vaccine (c) the electric battery (d) penicillin
  3. 3.What did Edward Jenner give us? (a) raised-dot writing (b) the stethoscope (c) the first aeroplane (d) the smallpox vaccine
  4. 4.True or false: the Wright brothers gave us the first aeroplane. (a) True (b) False
  5. 5.🔧 Which invention helps us see tiny germs? (a) stethoscope (b) thermometer (c) microscope (d) printing press
  6. 6.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  7. 7.💡 Who gave us X-rays? (a) René Laennec (b) Wilhelm Röntgen (c) the Wright brothers (d) Alexander Fleming
  8. 8.What does a telescope help us do? (a) measure body temperature (b) print many books (c) see tiny germs (d) see faraway stars
  9. 9.True or false: a telescope helps us see faraway stars. (a) False (b) True
  10. 10.True or false: Alexander Fleming gave us the electric battery. (a) True (b) False
  11. 11.What does a microscope help us do? (a) talk to people far away (b) see faraway stars (c) see tiny germs (d) hear the heartbeat
  12. 12.What does a printing press help us do? (a) print many books (b) see tiny germs (c) do sums quickly (d) talk to people far away
  13. 13.🔧 Which invention helps us find directions? (a) compass (b) telephone (c) clock (d) microscope
  14. 14.What does a telephone help us do? (a) find directions (b) talk to people far away (c) tell the time (d) print many books
  15. 15.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  16. 16.What did René Laennec give us? (a) the printing press (b) the stethoscope (c) the electric battery (d) X-rays
  17. 17.True or false: a clock helps us tell the time. (a) False (b) True
  18. 18.🔧 Which invention helps us measure body temperature? (a) thermometer (b) clock (c) microscope (d) calculator
  19. 19.💡 Who gave us the telephone? (a) Louis Braille (b) Alessandro Volta (c) the Wright brothers (d) Alexander Graham Bell
  20. 20.What did Alexander Graham Bell give us? (a) the printing press (b) raised-dot writing (c) the first aeroplane (d) the telephone
  21. 21.What did Alexander Fleming give us? (a) X-rays (b) penicillin (c) the stethoscope (d) the printing press
  22. 22.True or false: a telescope helps us see tiny germs. (a) True (b) False
  23. 23.💡 Who gave us the smallpox vaccine? (a) Louis Braille (b) Alessandro Volta (c) René Laennec (d) Edward Jenner
  24. 24.💡 Who gave us the stethoscope? (a) Alexander Fleming (b) René Laennec (c) Johannes Gutenberg (d) Alexander Graham Bell
  25. 25.True or false: a printing press helps us tell the time. (a) True (b) False
  26. 26.True or false: a compass helps us tell the time. (a) True (b) False
  27. 27.What did Johannes Gutenberg give us? (a) the telephone (b) the printing press (c) X-rays (d) the stethoscope
  28. 28.🔧 Which invention helps us see faraway stars? (a) telescope (b) calculator (c) microscope (d) printing press
  29. 29.True or false: a thermometer helps us measure body temperature. (a) False (b) True
  30. 30.What did Wilhelm Röntgen give us? (a) X-rays (b) raised-dot writing (c) the printing press (d) the smallpox vaccine
  31. 31.🔧 Which invention helps us talk to people far away? (a) microscope (b) telephone (c) telescope (d) calculator
  32. 32.💡 Who gave us the printing press? (a) Louis Braille (b) Alexander Fleming (c) Alexander Graham Bell (d) Johannes Gutenberg
  33. 33.True or false: a compass helps us find directions. (a) False (b) True
  34. 34.🔧 Which invention helps us do sums quickly? (a) calculator (b) microscope (c) stethoscope (d) telephone
  35. 35.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  36. 36.True or false: Edward Jenner gave us penicillin. (a) False (b) True
  37. 37.True or false: Alessandro Volta gave us the telephone. (a) True (b) False
  38. 38.What does a compass help us do? (a) talk to people far away (b) hear the heartbeat (c) do sums quickly (d) find directions
  39. 39.True or false: a microscope helps us tell the time. (a) True (b) False
  40. 40.🔧 Which invention helps us hear the heartbeat? (a) calculator (b) telescope (c) clock (d) stethoscope

Answer key

  1. hear the heartbeat
  2. the first aeroplane
  3. the smallpox vaccine
  4. True
  5. microscope
  6. True
  7. Wilhelm Röntgen
  8. see faraway stars
  9. True
  10. False
  11. see tiny germs
  12. print many books
  13. compass
  14. talk to people far away
  15. True
  16. the stethoscope
  17. True
  18. thermometer
  19. Alexander Graham Bell
  20. the telephone
  21. penicillin
  22. False
  23. Edward Jenner
  24. René Laennec
  25. False
  26. False
  27. the printing press
  28. telescope
  29. True
  30. X-rays
  31. telephone
  32. Johannes Gutenberg
  33. True
  34. calculator
  35. True
  36. False
  37. False
  38. find directions
  39. False
  40. stethoscope

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