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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 439 · 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.🔧 Which invention helps us print many books? (a) printing press (b) microscope (c) thermometer (d) telephone
  2. 2.What did Edward Jenner give us? (a) the smallpox vaccine (b) raised-dot writing (c) the telephone (d) the stethoscope
  3. 3.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  4. 4.💡 Who gave us X-rays? (a) Edward Jenner (b) Alexander Fleming (c) René Laennec (d) Wilhelm Röntgen
  5. 5.🔧 Which invention helps us see faraway stars? (a) stethoscope (b) telephone (c) microscope (d) telescope
  6. 6.🔧 Which invention helps us talk to people far away? (a) telephone (b) thermometer (c) microscope (d) compass
  7. 7.True or false: the Wright brothers gave us the first aeroplane. (a) True (b) False
  8. 8.What does a telephone help us do? (a) see faraway stars (b) do sums quickly (c) talk to people far away (d) measure body temperature
  9. 9.What did René Laennec give us? (a) the stethoscope (b) the printing press (c) the telephone (d) X-rays
  10. 10.💡 Who gave us the telephone? (a) Edward Jenner (b) Alexander Graham Bell (c) Alessandro Volta (d) Johannes Gutenberg
  11. 11.💡 Who gave us the printing press? (a) Alexander Graham Bell (b) the Wright brothers (c) Johannes Gutenberg (d) Louis Braille
  12. 12.💡 Who gave us the first aeroplane? (a) the Wright brothers (b) Johannes Gutenberg (c) Alexander Graham Bell (d) Alessandro Volta
  13. 13.True or false: a telescope helps us see faraway stars. (a) True (b) False
  14. 14.What did Alexander Fleming give us? (a) the stethoscope (b) penicillin (c) raised-dot writing (d) the electric battery
  15. 15.🔧 Which invention helps us hear the heartbeat? (a) telephone (b) clock (c) compass (d) stethoscope
  16. 16.What does a compass help us do? (a) see faraway stars (b) find directions (c) print many books (d) tell the time
  17. 17.True or false: Alexander Graham Bell gave us the smallpox vaccine. (a) True (b) False
  18. 18.💡 Who gave us the smallpox vaccine? (a) Johannes Gutenberg (b) Alexander Graham Bell (c) Edward Jenner (d) the Wright brothers
  19. 19.What did the Wright brothers give us? (a) the first aeroplane (b) the stethoscope (c) X-rays (d) the telephone
  20. 20.🔧 Which invention helps us do sums quickly? (a) printing press (b) calculator (c) microscope (d) thermometer
  21. 21.What did Johannes Gutenberg give us? (a) the telephone (b) the printing press (c) the stethoscope (d) penicillin
  22. 22.True or false: a thermometer helps us talk to people far away. (a) True (b) False
  23. 23.🔧 Which invention helps us see tiny germs? (a) calculator (b) telescope (c) compass (d) microscope
  24. 24.💡 Who gave us the stethoscope? (a) Johannes Gutenberg (b) Alexander Fleming (c) Alexander Graham Bell (d) René Laennec
  25. 25.🔧 Which invention helps us measure body temperature? (a) stethoscope (b) microscope (c) thermometer (d) telephone
  26. 26.What does a stethoscope help us do? (a) print many books (b) see tiny germs (c) tell the time (d) hear the heartbeat
  27. 27.What does a calculator help us do? (a) see faraway stars (b) talk to people far away (c) do sums quickly (d) find directions
  28. 28.True or false: a microscope helps us do sums quickly. (a) False (b) True
  29. 29.What did Louis Braille give us? (a) the first aeroplane (b) raised-dot writing (c) the telephone (d) the printing press
  30. 30.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  31. 31.True or false: Edward Jenner gave us the smallpox vaccine. (a) True (b) False
  32. 32.True or false: a printing press helps us tell the time. (a) True (b) False
  33. 33.What does a clock help us do? (a) measure body temperature (b) tell the time (c) see faraway stars (d) see tiny germs
  34. 34.True or false: Johannes Gutenberg gave us the telephone. (a) True (b) False
  35. 35.True or false: Wilhelm Röntgen gave us X-rays. (a) True (b) False
  36. 36.True or false: Wilhelm Röntgen gave us the electric battery. (a) True (b) False
  37. 37.True or false: Alessandro Volta gave us X-rays. (a) True (b) False
  38. 38.What did Alessandro Volta give us? (a) raised-dot writing (b) the telephone (c) X-rays (d) the electric battery
  39. 39.🔧 Which invention helps us tell the time? (a) calculator (b) clock (c) microscope (d) thermometer
  40. 40.What does a telescope help us do? (a) print many books (b) measure body temperature (c) hear the heartbeat (d) see faraway stars

Answer key

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

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