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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 137 · 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 thermometer help us do? (a) measure body temperature (b) tell the time (c) print many books (d) do sums quickly
  2. 2.True or false: a telescope helps us hear the heartbeat. (a) False (b) True
  3. 3.🔧 Which invention helps us talk to people far away? (a) compass (b) telescope (c) telephone (d) stethoscope
  4. 4.What did Alessandro Volta give us? (a) the electric battery (b) the stethoscope (c) the smallpox vaccine (d) raised-dot writing
  5. 5.🔧 Which invention helps us see tiny germs? (a) clock (b) microscope (c) stethoscope (d) compass
  6. 6.What did Alexander Graham Bell give us? (a) the stethoscope (b) raised-dot writing (c) the telephone (d) the electric battery
  7. 7.💡 Who gave us the printing press? (a) the Wright brothers (b) Louis Braille (c) Johannes Gutenberg (d) Alessandro Volta
  8. 8.💡 Who gave us the first aeroplane? (a) Louis Braille (b) the Wright brothers (c) René Laennec (d) Edward Jenner
  9. 9.🔧 Which invention helps us find directions? (a) stethoscope (b) clock (c) telephone (d) compass
  10. 10.What did Alexander Fleming give us? (a) the stethoscope (b) the telephone (c) penicillin (d) the first aeroplane
  11. 11.What does a calculator help us do? (a) see faraway stars (b) talk to people far away (c) do sums quickly (d) measure body temperature
  12. 12.True or false: Alexander Fleming gave us penicillin. (a) True (b) False
  13. 13.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  14. 14.What did Wilhelm Röntgen give us? (a) X-rays (b) the first aeroplane (c) the smallpox vaccine (d) penicillin
  15. 15.🔧 Which invention helps us tell the time? (a) thermometer (b) microscope (c) telescope (d) clock
  16. 16.True or false: the Wright brothers gave us the electric battery. (a) True (b) False
  17. 17.True or false: Edward Jenner gave us the smallpox vaccine. (a) True (b) False
  18. 18.🔧 Which invention helps us measure body temperature? (a) compass (b) printing press (c) thermometer (d) clock
  19. 19.True or false: Johannes Gutenberg gave us the telephone. (a) True (b) False
  20. 20.🔧 Which invention helps us print many books? (a) calculator (b) microscope (c) printing press (d) telescope
  21. 21.True or false: a printing press helps us print many books. (a) False (b) True
  22. 22.🔧 Which invention helps us see faraway stars? (a) calculator (b) stethoscope (c) microscope (d) telescope
  23. 23.What did René Laennec give us? (a) the stethoscope (b) the printing press (c) the telephone (d) penicillin
  24. 24.What does a clock help us do? (a) hear the heartbeat (b) print many books (c) do sums quickly (d) tell the time
  25. 25.🔧 Which invention helps us do sums quickly? (a) compass (b) clock (c) calculator (d) printing press
  26. 26.True or false: a microscope helps us see tiny germs. (a) True (b) False
  27. 27.True or false: a telephone helps us talk to people far away. (a) False (b) True
  28. 28.What did Louis Braille give us? (a) the printing press (b) X-rays (c) raised-dot writing (d) the stethoscope
  29. 29.True or false: a calculator helps us find directions. (a) True (b) False
  30. 30.💡 Who gave us X-rays? (a) René Laennec (b) Wilhelm Röntgen (c) Johannes Gutenberg (d) Edward Jenner
  31. 31.True or false: Johannes Gutenberg gave us the stethoscope. (a) True (b) False
  32. 32.True or false: a calculator helps us do sums quickly. (a) False (b) True
  33. 33.What did the Wright brothers give us? (a) the telephone (b) penicillin (c) the printing press (d) the first aeroplane
  34. 34.What did Edward Jenner give us? (a) penicillin (b) the smallpox vaccine (c) the stethoscope (d) the first aeroplane
  35. 35.True or false: a thermometer helps us measure body temperature. (a) False (b) True
  36. 36.True or false: Alexander Graham Bell gave us penicillin. (a) True (b) False
  37. 37.💡 Who gave us the electric battery? (a) Alessandro Volta (b) Johannes Gutenberg (c) René Laennec (d) Alexander Fleming
  38. 38.What did Johannes Gutenberg give us? (a) the telephone (b) raised-dot writing (c) the printing press (d) the electric battery
  39. 39.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  40. 40.🔧 Which invention helps us hear the heartbeat? (a) clock (b) microscope (c) printing press (d) stethoscope

Answer key

  1. measure body temperature
  2. False
  3. telephone
  4. the electric battery
  5. microscope
  6. the telephone
  7. Johannes Gutenberg
  8. the Wright brothers
  9. compass
  10. penicillin
  11. do sums quickly
  12. True
  13. True
  14. X-rays
  15. clock
  16. False
  17. True
  18. thermometer
  19. False
  20. printing press
  21. True
  22. telescope
  23. the stethoscope
  24. tell the time
  25. calculator
  26. True
  27. True
  28. raised-dot writing
  29. False
  30. Wilhelm Röntgen
  31. False
  32. True
  33. the first aeroplane
  34. the smallpox vaccine
  35. True
  36. False
  37. Alessandro Volta
  38. the printing press
  39. True
  40. stethoscope

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