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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 508 · 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.📋 Criterion: the model bridge must hold at least 900 g. In the test it held 800 g. Does it meet the criterion? (a) Yes (b) No
  2. 2.📋 Constraint: the tower must be no taller than 30 cm. The team’s tower is 36 cm tall. Is it within the constraint? (a) Yes (b) No
  3. 3.📋 For a model bridge challenge, is “keep ice for 1 hour” a constraint or a criterion? (a) a constraint (b) a criterion
  4. 4.📋 Constraint: the tower must be no taller than 60 cm. The team’s tower is 62 cm tall. Is it within the constraint? (a) No (b) Yes
  5. 5.True or false: “use only paper and tape” is a criterion (a goal). (a) True (b) False
  6. 6.📋 For a model bridge challenge, is “spend at most ₹100” a constraint or a criterion? (a) a criterion (b) a constraint
  7. 7.📋 Criterion: the model bridge must hold at least 700 g. In the test it held 850 g. Does it meet the criterion? (a) Yes (b) No
  8. 8.🔍 Which is the odd one out? (a) fit on a school desk (b) use at most 20 straws (c) finish in 40 minutes (d) lift a cup of water
  9. 9.📋 A design meets every criterion but costs more than the budget. Is it acceptable? (a) no, it breaks a limit (b) only if it is red (c) yes, it works (d) yes, always
  10. 10.📋 Criterion: the model bridge must hold at least 800 g. In the test it held 800 g. Does it meet the criterion? (a) No (b) Yes
  11. 11.🔍 Which is the odd one out? (a) use at most 20 straws (b) carry 10 coins (c) stand in a fan breeze (d) roll at least 2 metres
  12. 12.📋 Constraint: the tower must be no taller than 80 cm. The team’s tower is 74 cm tall. Is it within the constraint? (a) No (b) Yes
  13. 13.📋 For a model bridge challenge, is “float for 1 minute” a constraint or a criterion? (a) a constraint (b) a criterion
  14. 14.🔍 Which is the odd one out? (a) spend at most ₹100 (b) keep ice for 1 hour (c) float for 1 minute (d) lift a cup of water
  15. 15.📋 For a model bridge challenge, is “fit on a school desk” a constraint or a criterion? (a) a constraint (b) a criterion
  16. 16.📋 Criterion: the model bridge must hold at least 700 g. In the test it held 800 g. Does it meet the criterion? (a) Yes (b) No
  17. 17.📋 Your team’s budget is ₹29. You must buy one roll of tape for ₹15. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  18. 18.📋 A constraint is … (a) a final test (b) a goal for success (c) a kind of glue (d) a limit you must keep to
  19. 19.📋 For a model bridge challenge, is “hold up 500 g” a constraint or a criterion? (a) a constraint (b) a criterion
  20. 20.True or false: “use at most 20 straws” is a criterion (a goal). (a) True (b) False
  21. 21.True or false: “hold up 500 g” is a criterion (a goal). (a) True (b) False
  22. 22.📋 Constraint: the tower must be no taller than 30 cm. The team’s tower is 26 cm tall. Is it within the constraint? (a) Yes (b) No
  23. 23.📋 Criteria are … (a) the limits on money (b) the team names (c) the tools you use (d) goals a design must meet
  24. 24.📋 Constraint: the tower must be no taller than 70 cm. The team’s tower is 66 cm tall. Is it within the constraint? (a) Yes (b) No
  25. 25.True or false: “hold up 500 g” is a constraint (a limit). (a) False (b) True
  26. 26.📋 Criterion: the model bridge must hold at least 500 g. In the test it held 350 g. Does it meet the criterion? (a) Yes (b) No
  27. 27.True or false: “fit on a school desk” is a criterion (a goal). (a) True (b) False
  28. 28.True or false: “fit on a school desk” is a constraint (a limit). (a) False (b) True
  29. 29.📋 Constraint: the tower must be no taller than 60 cm. The team’s tower is 60 cm tall. Is it within the constraint? (a) Yes (b) No
  30. 30.📋 Your team’s budget is ₹52. You must buy one roll of tape for ₹15. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  31. 31.True or false: “carry 10 coins” is a criterion (a goal). (a) False (b) True
  32. 32.True or false: “be under 30 cm tall” is a constraint (a limit). (a) True (b) False
  33. 33.📋 Criterion: the model bridge must hold at least 1000 g. In the test it held 900 g. Does it meet the criterion? (a) Yes (b) No
  34. 34.📋 Your team’s budget is ₹131. You must buy one roll of tape for ₹10. Straws cost ₹4 each. What is the greatest number of straws you can buy?
  35. 35.📋 For a model bridge challenge, is “finish in 40 minutes” a constraint or a criterion? (a) a criterion (b) a constraint
  36. 36.True or false: “lift a cup of water” is a criterion (a goal). (a) False (b) True
  37. 37.🔍 Which is the odd one out? (a) use only paper and tape (b) spend at most ₹100 (c) roll at least 2 metres (d) be under 30 cm tall
  38. 38.🔍 Which is the odd one out? (a) finish in 40 minutes (b) use only paper and tape (c) float for 1 minute (d) use at most 20 straws
  39. 39.📋 Constraint: the tower must be no taller than 100 cm. The team’s tower is 100 cm tall. Is it within the constraint? (a) Yes (b) No
  40. 40.📋 Your team’s budget is ₹112. You must buy one roll of tape for ₹15. Straws cost ₹5 each. What is the greatest number of straws you can buy?

Answer key

  1. No
  2. No
  3. a criterion
  4. No
  5. False
  6. a constraint
  7. Yes
  8. lift a cup of water
  9. no, it breaks a limit
  10. Yes
  11. use at most 20 straws
  12. Yes
  13. a criterion
  14. spend at most ₹100
  15. a constraint
  16. Yes
  17. 7
  18. a limit you must keep to
  19. a criterion
  20. False
  21. True
  22. Yes
  23. goals a design must meet
  24. Yes
  25. False
  26. No
  27. False
  28. True
  29. Yes
  30. 12
  31. True
  32. True
  33. No
  34. 30
  35. a constraint
  36. True
  37. roll at least 2 metres
  38. float for 1 minute
  39. Yes
  40. 19

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