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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 271 · 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 calculator help us do? (a) hear the heartbeat (b) talk to people far away (c) see tiny germs (d) do sums quickly
  2. 2.True or false: a telescope helps us hear the heartbeat. (a) True (b) False
  3. 3.💡 Who gave us the telephone? (a) Alexander Graham Bell (b) the Wright brothers (c) Wilhelm Röntgen (d) Louis Braille
  4. 4.True or false: René Laennec gave us penicillin. (a) False (b) True
  5. 5.True or false: a clock helps us talk to people far away. (a) True (b) False
  6. 6.What did Alessandro Volta give us? (a) the electric battery (b) the stethoscope (c) the printing press (d) the smallpox vaccine
  7. 7.What did the Wright brothers give us? (a) raised-dot writing (b) the first aeroplane (c) the printing press (d) the smallpox vaccine
  8. 8.🔧 Which invention helps us do sums quickly? (a) telephone (b) calculator (c) stethoscope (d) microscope
  9. 9.What does a compass help us do? (a) find directions (b) hear the heartbeat (c) print many books (d) talk to people far away
  10. 10.True or false: Wilhelm Röntgen gave us the stethoscope. (a) True (b) False
  11. 11.True or false: a telephone helps us talk to people far away. (a) False (b) True
  12. 12.True or false: a clock helps us tell the time. (a) False (b) True
  13. 13.🔧 Which invention helps us see faraway stars? (a) telephone (b) telescope (c) thermometer (d) compass
  14. 14.True or false: a thermometer helps us talk to people far away. (a) True (b) False
  15. 15.True or false: a telescope helps us see faraway stars. (a) True (b) False
  16. 16.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  17. 17.💡 Who gave us the first aeroplane? (a) the Wright brothers (b) Wilhelm Röntgen (c) Alexander Fleming (d) Alessandro Volta
  18. 18.True or false: a printing press helps us tell the time. (a) True (b) False
  19. 19.What did Louis Braille give us? (a) raised-dot writing (b) penicillin (c) the stethoscope (d) X-rays
  20. 20.What does a stethoscope help us do? (a) find directions (b) talk to people far away (c) see faraway stars (d) hear the heartbeat
  21. 21.🔧 Which invention helps us talk to people far away? (a) telescope (b) telephone (c) clock (d) thermometer
  22. 22.🔧 Which invention helps us find directions? (a) stethoscope (b) compass (c) telescope (d) telephone
  23. 23.What did Edward Jenner give us? (a) the printing press (b) raised-dot writing (c) penicillin (d) the smallpox vaccine
  24. 24.🔧 Which invention helps us print many books? (a) printing press (b) telephone (c) stethoscope (d) thermometer
  25. 25.True or false: a microscope helps us tell the time. (a) False (b) True
  26. 26.What does a telescope help us do? (a) print many books (b) tell the time (c) do sums quickly (d) see faraway stars
  27. 27.What does a printing press help us do? (a) find directions (b) tell the time (c) print many books (d) see tiny germs
  28. 28.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  29. 29.True or false: Alexander Fleming gave us penicillin. (a) True (b) False
  30. 30.True or false: a printing press helps us hear the heartbeat. (a) False (b) True
  31. 31.What did René Laennec give us? (a) the smallpox vaccine (b) the stethoscope (c) the telephone (d) the printing press
  32. 32.🔧 Which invention helps us measure body temperature? (a) thermometer (b) calculator (c) printing press (d) compass
  33. 33.💡 Who gave us the smallpox vaccine? (a) Wilhelm Röntgen (b) Edward Jenner (c) Alessandro Volta (d) Alexander Graham Bell
  34. 34.What did Alexander Graham Bell give us? (a) the telephone (b) penicillin (c) the smallpox vaccine (d) X-rays
  35. 35.True or false: a microscope helps us see faraway stars. (a) False (b) True
  36. 36.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  37. 37.What does a thermometer help us do? (a) find directions (b) do sums quickly (c) talk to people far away (d) measure body temperature
  38. 38.🔧 Which invention helps us hear the heartbeat? (a) printing press (b) stethoscope (c) clock (d) calculator
  39. 39.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  40. 40.True or false: Johannes Gutenberg gave us the stethoscope. (a) False (b) True

Answer key

  1. do sums quickly
  2. False
  3. Alexander Graham Bell
  4. False
  5. False
  6. the electric battery
  7. the first aeroplane
  8. calculator
  9. find directions
  10. False
  11. True
  12. True
  13. telescope
  14. False
  15. True
  16. True
  17. the Wright brothers
  18. False
  19. raised-dot writing
  20. hear the heartbeat
  21. telephone
  22. compass
  23. the smallpox vaccine
  24. printing press
  25. False
  26. see faraway stars
  27. print many books
  28. True
  29. True
  30. False
  31. the stethoscope
  32. thermometer
  33. Edward Jenner
  34. the telephone
  35. False
  36. True
  37. measure body temperature
  38. stethoscope
  39. True
  40. False

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