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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 864 · 40 questions
TalentJR

Engineer's tip (Limits and goals): Constraint = a limit on money, materials, time or size. Criterion = a goal: what the design must do. Check both with numbers: money left ÷ price for how many you can buy; result ≥ goal for “meets it”.

NameDateTime takenScore ___ / 40
  1. 1.📋 For a model bridge challenge, is “finish in 40 minutes” a constraint or a criterion? (a) a criterion (b) a constraint
  2. 2.True or false: “fit on a school desk” is a constraint (a limit). (a) False (b) True
  3. 3.📋 A constraint is … (a) a limit you must keep to (b) a kind of glue (c) a final test (d) a goal for success
  4. 4.🔍 Which is the odd one out? (a) carry 10 coins (b) roll at least 2 metres (c) fit on a school desk (d) keep ice for 1 hour
  5. 5.📋 A design meets every criterion but costs more than the budget. Is it acceptable? (a) only if it is red (b) yes, it works (c) no, it breaks a limit (d) yes, always
  6. 6.📋 For a model bridge challenge, is “carry 10 coins” a constraint or a criterion? (a) a criterion (b) a constraint
  7. 7.📋 For a model bridge challenge, is “roll at least 2 metres” a constraint or a criterion? (a) a constraint (b) a criterion
  8. 8.📋 Your team’s budget is ₹17. You must buy one roll of tape for ₹10. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  9. 9.📋 For a model bridge challenge, is “hold up 500 g” a constraint or a criterion? (a) a criterion (b) a constraint
  10. 10.True or false: “hold up 500 g” is a constraint (a limit). (a) True (b) False
  11. 11.📋 For a model bridge challenge, is “lift a cup of water” a constraint or a criterion? (a) a criterion (b) a constraint
  12. 12.📋 Your team’s budget is ₹82. You must buy one roll of tape for ₹15. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  13. 13.📋 Your team’s budget is ₹41. You must buy one roll of tape for ₹15. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  14. 14.📋 For a model bridge challenge, is “fit on a school desk” a constraint or a criterion? (a) a criterion (b) a constraint
  15. 15.True or false: “lift a cup of water” is a constraint (a limit). (a) False (b) True
  16. 16.📋 Your team’s budget is ₹53. You must buy one roll of tape for ₹5. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  17. 17.True or false: “hold up 500 g” is a criterion (a goal). (a) True (b) False
  18. 18.🔍 Which is the odd one out? (a) lift a cup of water (b) use at most 20 straws (c) hold up 500 g (d) stand in a fan breeze
  19. 19.True or false: “stand in a fan breeze” is a constraint (a limit). (a) True (b) False
  20. 20.📋 Criterion: the model bridge must hold at least 300 g. In the test it held 450 g. Does it meet the criterion? (a) No (b) Yes
  21. 21.True or false: “carry 10 coins” is a criterion (a goal). (a) False (b) True
  22. 22.📋 For a model bridge challenge, is “float for 1 minute” a constraint or a criterion? (a) a constraint (b) a criterion
  23. 23.🔍 Which is the odd one out? (a) fit on a school desk (b) use at most 20 straws (c) hold up 500 g (d) use only paper and tape
  24. 24.📋 Constraint: the tower must be no taller than 70 cm. The team’s tower is 64 cm tall. Is it within the constraint? (a) No (b) Yes
  25. 25.📋 Criterion: the model bridge must hold at least 400 g. In the test it held 350 g. Does it meet the criterion? (a) Yes (b) No
  26. 26.📋 For a model bridge challenge, is “spend at most ₹100” a constraint or a criterion? (a) a criterion (b) a constraint
  27. 27.True or false: “keep ice for 1 hour” is a criterion (a goal). (a) True (b) False
  28. 28.📋 Constraint: the tower must be no taller than 40 cm. The team’s tower is 46 cm tall. Is it within the constraint? (a) No (b) Yes
  29. 29.📋 Criterion: the model bridge must hold at least 1000 g. In the test it held 850 g. Does it meet the criterion? (a) Yes (b) No
  30. 30.📋 Constraint: the tower must be no taller than 90 cm. The team’s tower is 90 cm tall. Is it within the constraint? (a) Yes (b) No
  31. 31.📋 Criterion: the model bridge must hold at least 200 g. In the test it held 50 g. Does it meet the criterion? (a) Yes (b) No
  32. 32.True or false: “fit on a school desk” is a criterion (a goal). (a) True (b) False
  33. 33.📋 Your team’s budget is ₹112. You must buy one roll of tape for ₹10. Straws cost ₹5 each. What is the greatest number of straws you can buy?
  34. 34.📋 Criteria are … (a) the limits on money (b) the team names (c) goals a design must meet (d) the tools you use
  35. 35.📋 Your team’s budget is ₹33. You must buy one roll of tape for ₹15. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  36. 36.📋 Constraint: the tower must be no taller than 30 cm. The team’s tower is 26 cm tall. Is it within the constraint? (a) No (b) Yes
  37. 37.📋 Constraint: the tower must be no taller than 70 cm. The team’s tower is 72 cm tall. Is it within the constraint? (a) Yes (b) No
  38. 38.📋 Your team’s budget is ₹23. You must buy one roll of tape for ₹5. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  39. 39.True or false: “float for 1 minute” is a criterion (a goal). (a) False (b) True
  40. 40.📋 Your team’s budget is ₹108. You must buy one roll of tape for ₹5. Straws cost ₹4 each. What is the greatest number of straws you can buy?

Answer key

  1. a constraint
  2. True
  3. a limit you must keep to
  4. fit on a school desk
  5. no, it breaks a limit
  6. a criterion
  7. a criterion
  8. 7
  9. a criterion
  10. False
  11. a criterion
  12. 22
  13. 26
  14. a constraint
  15. False
  16. 16
  17. True
  18. use at most 20 straws
  19. False
  20. Yes
  21. True
  22. a criterion
  23. hold up 500 g
  24. Yes
  25. No
  26. a constraint
  27. True
  28. No
  29. No
  30. Yes
  31. No
  32. False
  33. 20
  34. goals a design must meet
  35. 18
  36. Yes
  37. No
  38. 9
  39. True
  40. 25

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