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Paper Bridge STEM Challenge Worksheet

Science experiments lesson 26: Paper bridge challenge · Set 374 · 40 questions
TalentJR

What you do (Shape makes strength): 1. Place two books 15 cm apart, low and steady. 2. Lay a flat sheet across and add coins one by one in the middle until it falls. 3. Fold the same kind of sheet into a zigzag and test it the same way. 4. Record the coins each shape holds, then wash your hands.

NameDateTime takenScore ___ / 40
  1. 1.⚖️ Fair test — which paper shape holds the most coins? What do we do with “the kind of paper”? (a) we measure it (b) we change it (c) we keep it the same
  2. 2.True or false: a U-shaped channel makes a strong bridge. (a) True (b) False
  3. 3.⚖️ Fair test — which paper shape holds the most coins? Which of these is what we measure? (a) where coins are placed (b) the kind of paper (c) the shape of the paper (d) coins it holds
  4. 4.🔍 Which is the odd one out? (a) a flat tissue (b) one flat sheet (c) a wet flat sheet (d) rolled paper tubes
  5. 5.🌉 Which of these makes a weak bridge? (a) a zigzag-folded sheet (b) a flat tissue (c) paper with folded edges (d) a U-shaped channel
  6. 6.🧺 Three of these are needed for the paper bridge. Which one is NOT needed? (a) two books (b) a magnet (c) a ruler (d) coins
  7. 7.🧺 Three of these are needed for the paper bridge. Which one is NOT needed? (a) a mirror (b) two books (c) a ruler (d) sheets of paper
  8. 8.🏗️ Where does a bamboo pole get its strength from? (a) triangles (b) arches and domes (c) tubes
  9. 9.True or false: a battery cell is not needed for the paper bridge. (a) False (b) True
  10. 10.🌉 Does a torn flat sheet make a strong or a weak bridge? (a) strong bridge (b) weak bridge
  11. 11.🌉 Does rolled paper tubes make a strong or a weak bridge? (a) weak bridge (b) strong bridge
  12. 12.🧺 Which of these is not needed for the paper bridge? (a) a ruler (b) sheets of paper (c) coins (d) yeast
  13. 13.🌉 Which of these makes a strong bridge? (a) a zigzag-folded sheet (b) a torn flat sheet (c) a wet flat sheet (d) one flat sheet
  14. 14.🌉 Does a wet flat sheet make a strong or a weak bridge? (a) weak bridge (b) strong bridge
  15. 15.🧺 Which of these is not needed for the paper bridge? (a) coins (b) a magnet (c) two books (d) a ruler
  16. 16.⚖️ Fair test — which paper shape holds the most coins? True or false: coins it holds is the one thing we change. (a) False (b) True
  17. 17.🔮 Predict: the gap between the books gets wider. The bridge holds ___. (a) the same coins (b) only water (c) more coins (d) fewer coins
  18. 18.True or false: a bridge truss gets its strength from triangles. (a) False (b) True
  19. 19.⚖️ Fair test — which paper shape holds the most coins? True or false: the kind of paper is kept the same. (a) False (b) True
  20. 20.⚖️ Fair test — which paper shape holds the most coins? What do we do with “the shape of the paper”? (a) we keep it the same (b) we change it (c) we measure it
  21. 21.🌉 Does a flat tissue make a strong or a weak bridge? (a) weak bridge (b) strong bridge
  22. 22.True or false: a roof frame gets its strength from triangles. (a) False (b) True
  23. 23.🏗️ Where does a round pillar get its strength from? (a) tubes (b) arches and domes (c) triangles
  24. 24.True or false: rolled paper tubes makes a weak bridge. (a) True (b) False
  25. 25.🔮 Predict: you make more, closer zigzag folds. The bridge holds ___ coins. (a) the same number of (b) fewer (c) more (d) zero
  26. 26.🏗️ Where does an eggshell get its strength from? (a) arches and domes (b) triangles (c) tubes
  27. 27.🧺 Do we need sheets of paper for the paper bridge? (a) not needed (b) needed
  28. 28.🛟 Coins have been touched by many hands. After the experiment you should ___. (a) rub your eyes (b) wash your hands (c) lick your fingers (d) skip washing
  29. 29.🏗️ Which of these gets its strength from a tube shape? (a) an electric tower (b) a round pillar (c) a roof frame (d) a bridge truss
  30. 30.True or false: rolled paper tubes makes a strong bridge. (a) False (b) True
  31. 31.🧺 Do we need a mirror for the paper bridge? (a) needed (b) not needed
  32. 32.True or false: a ruler is not needed for the paper bridge. (a) False (b) True
  33. 33.🧺 Which of these is not needed for the paper bridge? (a) turmeric powder (b) two books (c) a ruler (d) sheets of paper
  34. 34.🧺 Three of these are needed for the paper bridge. Which one is NOT needed? (a) a ruler (b) a balloon (c) sheets of paper (d) two books
  35. 35.🧺 Do we need two books for the paper bridge? (a) not needed (b) needed
  36. 36.🧺 Which of these is needed for the paper bridge? (a) a mirror (b) sheets of paper (c) a balloon (d) yeast
  37. 37.🌉 Which of these makes a weak bridge? (a) paper with folded edges (b) a zigzag-folded sheet (c) rolled paper tubes (d) a torn flat sheet
  38. 38.True or false: coins is not needed for the paper bridge. (a) False (b) True
  39. 39.🥚 Why is an egg hard to crush when you press on its two ends? (a) it is made of steel (b) it is very hot (c) its curved arch shape (d) it is magnetic
  40. 40.🧺 Which of these is not needed for the paper bridge? (a) a ruler (b) two books (c) a mirror (d) coins

Answer key

  1. we keep it the same
  2. True
  3. coins it holds
  4. rolled paper tubes
  5. a flat tissue
  6. a magnet
  7. a mirror
  8. tubes
  9. True
  10. weak bridge
  11. strong bridge
  12. yeast
  13. a zigzag-folded sheet
  14. weak bridge
  15. a magnet
  16. False
  17. fewer coins
  18. True
  19. True
  20. we change it
  21. weak bridge
  22. True
  23. tubes
  24. False
  25. more
  26. arches and domes
  27. needed
  28. wash your hands
  29. a round pillar
  30. True
  31. not needed
  32. False
  33. turmeric powder
  34. a balloon
  35. needed
  36. sheets of paper
  37. a torn flat sheet
  38. False
  39. its curved arch shape
  40. a mirror

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