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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 639 · 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.True or false: a clock helps us print many books. (a) False (b) True
  2. 2.True or false: Wilhelm Röntgen gave us the electric battery. (a) False (b) True
  3. 3.What does a stethoscope help us do? (a) talk to people far away (b) measure body temperature (c) see faraway stars (d) hear the heartbeat
  4. 4.💡 Who gave us the first aeroplane? (a) Alexander Graham Bell (b) Louis Braille (c) Wilhelm Röntgen (d) the Wright brothers
  5. 5.True or false: Alessandro Volta gave us the electric battery. (a) True (b) False
  6. 6.True or false: the Wright brothers gave us penicillin. (a) False (b) True
  7. 7.🔧 Which invention helps us talk to people far away? (a) telephone (b) stethoscope (c) calculator (d) printing press
  8. 8.🔧 Which invention helps us see faraway stars? (a) thermometer (b) calculator (c) telescope (d) telephone
  9. 9.True or false: Alessandro Volta gave us the smallpox vaccine. (a) False (b) True
  10. 10.True or false: a telescope helps us see faraway stars. (a) False (b) True
  11. 11.True or false: Edward Jenner gave us the smallpox vaccine. (a) True (b) False
  12. 12.💡 Who gave us the printing press? (a) Alexander Graham Bell (b) René Laennec (c) Johannes Gutenberg (d) the Wright brothers
  13. 13.🔧 Which invention helps us tell the time? (a) clock (b) telephone (c) printing press (d) thermometer
  14. 14.True or false: a telephone helps us talk to people far away. (a) False (b) True
  15. 15.What did René Laennec give us? (a) the telephone (b) the stethoscope (c) X-rays (d) raised-dot writing
  16. 16.True or false: René Laennec gave us the telephone. (a) False (b) True
  17. 17.What did Johannes Gutenberg give us? (a) X-rays (b) the printing press (c) raised-dot writing (d) the first aeroplane
  18. 18.True or false: Wilhelm Röntgen gave us the first aeroplane. (a) True (b) False
  19. 19.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  20. 20.What does a calculator help us do? (a) tell the time (b) do sums quickly (c) hear the heartbeat (d) print many books
  21. 21.🔧 Which invention helps us measure body temperature? (a) thermometer (b) telescope (c) compass (d) stethoscope
  22. 22.What does a telephone help us do? (a) talk to people far away (b) measure body temperature (c) see faraway stars (d) hear the heartbeat
  23. 23.What did Alexander Graham Bell give us? (a) the first aeroplane (b) the telephone (c) the smallpox vaccine (d) the printing press
  24. 24.What did Edward Jenner give us? (a) X-rays (b) the stethoscope (c) the smallpox vaccine (d) the telephone
  25. 25.🔧 Which invention helps us print many books? (a) clock (b) calculator (c) printing press (d) telephone
  26. 26.True or false: Wilhelm Röntgen gave us X-rays. (a) True (b) False
  27. 27.🔧 Which invention helps us do sums quickly? (a) calculator (b) printing press (c) microscope (d) stethoscope
  28. 28.What does a clock help us do? (a) see faraway stars (b) tell the time (c) do sums quickly (d) print many books
  29. 29.True or false: Alessandro Volta gave us X-rays. (a) True (b) False
  30. 30.True or false: a microscope helps us see tiny germs. (a) True (b) False
  31. 31.What does a compass help us do? (a) see faraway stars (b) hear the heartbeat (c) find directions (d) talk to people far away
  32. 32.True or false: a calculator helps us talk to people far away. (a) False (b) True
  33. 33.True or false: Alexander Fleming gave us penicillin. (a) True (b) False
  34. 34.True or false: a clock helps us tell the time. (a) True (b) False
  35. 35.What does a thermometer help us do? (a) do sums quickly (b) measure body temperature (c) see faraway stars (d) hear the heartbeat
  36. 36.True or false: a stethoscope helps us talk to people far away. (a) True (b) False
  37. 37.True or false: Wilhelm Röntgen gave us the printing press. (a) True (b) False
  38. 38.True or false: Alexander Fleming gave us the telephone. (a) False (b) True
  39. 39.True or false: Johannes Gutenberg gave us the first aeroplane. (a) True (b) False
  40. 40.True or false: Edward Jenner gave us penicillin. (a) True (b) False

Answer key

  1. False
  2. False
  3. hear the heartbeat
  4. the Wright brothers
  5. True
  6. False
  7. telephone
  8. telescope
  9. False
  10. True
  11. True
  12. Johannes Gutenberg
  13. clock
  14. True
  15. the stethoscope
  16. False
  17. the printing press
  18. False
  19. True
  20. do sums quickly
  21. thermometer
  22. talk to people far away
  23. the telephone
  24. the smallpox vaccine
  25. printing press
  26. True
  27. calculator
  28. tell the time
  29. False
  30. True
  31. find directions
  32. False
  33. True
  34. True
  35. measure body temperature
  36. False
  37. False
  38. False
  39. False
  40. False

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