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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 883 · 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.True or false: “spend at most ₹100” is a constraint (a limit). (a) False (b) True
  2. 2.📋 A design meets every criterion but costs more than the budget. Is it acceptable? (a) only if it is red (b) yes, always (c) no, it breaks a limit (d) yes, it works
  3. 3.True or false: “stand in a fan breeze” is a criterion (a goal). (a) False (b) True
  4. 4.True or false: “be under 30 cm tall” is a constraint (a limit). (a) True (b) False
  5. 5.📋 For a model bridge challenge, is “fit on a school desk” a constraint or a criterion? (a) a constraint (b) a criterion
  6. 6.True or false: “use at most 20 straws” is a criterion (a goal). (a) True (b) False
  7. 7.📋 Constraint: the tower must be no taller than 70 cm. The team’s tower is 74 cm tall. Is it within the constraint? (a) Yes (b) No
  8. 8.True or false: “finish in 40 minutes” is a constraint (a limit). (a) False (b) True
  9. 9.📋 Your team’s budget is ₹111. You must buy one roll of tape for ₹5. Straws cost ₹4 each. What is the greatest number of straws you can buy?
  10. 10.📋 Criterion: the model bridge must hold at least 700 g. In the test it held 750 g. Does it meet the criterion? (a) Yes (b) No
  11. 11.📋 A constraint is … (a) a final test (b) a kind of glue (c) a limit you must keep to (d) a goal for success
  12. 12.True or false: “lift a cup of water” is a criterion (a goal). (a) True (b) False
  13. 13.📋 Criterion: the model bridge must hold at least 400 g. In the test it held 250 g. Does it meet the criterion? (a) Yes (b) No
  14. 14.🔍 Which is the odd one out? (a) stand in a fan breeze (b) carry 10 coins (c) finish in 40 minutes (d) lift a cup of water
  15. 15.📋 Criterion: the model bridge must hold at least 900 g. In the test it held 950 g. Does it meet the criterion? (a) Yes (b) No
  16. 16.📋 Your team’s budget is ₹37. You must buy one roll of tape for ₹5. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  17. 17.📋 Criterion: the model bridge must hold at least 800 g. In the test it held 950 g. Does it meet the criterion? (a) Yes (b) No
  18. 18.📋 Criterion: the model bridge must hold at least 700 g. In the test it held 550 g. Does it meet the criterion? (a) Yes (b) No
  19. 19.📋 Criteria are … (a) goals a design must meet (b) the team names (c) the limits on money (d) the tools you use
  20. 20.True or false: “hold up 500 g” is a constraint (a limit). (a) False (b) True
  21. 21.🔍 Which is the odd one out? (a) roll at least 2 metres (b) spend at most ₹100 (c) finish in 40 minutes (d) use at most 20 straws
  22. 22.📋 For a model bridge challenge, is “finish in 40 minutes” a constraint or a criterion? (a) a criterion (b) a constraint
  23. 23.📋 For a model bridge challenge, is “carry 10 coins” a constraint or a criterion? (a) a criterion (b) a constraint
  24. 24.📋 For a model bridge challenge, is “use only paper and tape” a constraint or a criterion? (a) a constraint (b) a criterion
  25. 25.📋 Your team’s budget is ₹57. You must buy one roll of tape for ₹20. Straws cost ₹4 each. What is the greatest number of straws you can buy?
  26. 26.True or false: “roll at least 2 metres” is a criterion (a goal). (a) True (b) False
  27. 27.📋 For a model bridge challenge, is “be under 30 cm tall” a constraint or a criterion? (a) a constraint (b) a criterion
  28. 28.True or false: “hold up 500 g” is a criterion (a goal). (a) False (b) True
  29. 29.🔍 Which is the odd one out? (a) use only paper and tape (b) spend at most ₹100 (c) use at most 20 straws (d) lift a cup of water
  30. 30.🔍 Which is the odd one out? (a) hold up 500 g (b) use at most 20 straws (c) finish in 40 minutes (d) spend at most ₹100
  31. 31.📋 For a model bridge challenge, is “keep ice for 1 hour” a constraint or a criterion? (a) a criterion (b) a constraint
  32. 32.📋 Criterion: the model bridge must hold at least 900 g. In the test it held 800 g. Does it meet the criterion? (a) No (b) Yes
  33. 33.True or false: “be under 30 cm tall” is a criterion (a goal). (a) False (b) True
  34. 34.True or false: “fit on a school desk” is a constraint (a limit). (a) False (b) True
  35. 35.True or false: “stand in a fan breeze” is a constraint (a limit). (a) False (b) True
  36. 36.📋 Your team’s budget is ₹12. You must buy one roll of tape for ₹5. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  37. 37.📋 For a model bridge challenge, is “use at most 20 straws” a constraint or a criterion? (a) a criterion (b) a constraint
  38. 38.📋 Constraint: the tower must be no taller than 70 cm. The team’s tower is 66 cm tall. Is it within the constraint? (a) No (b) Yes
  39. 39.📋 Constraint: the tower must be no taller than 60 cm. The team’s tower is 56 cm tall. Is it within the constraint? (a) Yes (b) No
  40. 40.True or false: “fit on a school desk” is a criterion (a goal). (a) True (b) False

Answer key

  1. True
  2. no, it breaks a limit
  3. True
  4. True
  5. a constraint
  6. False
  7. No
  8. True
  9. 26
  10. Yes
  11. a limit you must keep to
  12. True
  13. No
  14. finish in 40 minutes
  15. Yes
  16. 16
  17. Yes
  18. No
  19. goals a design must meet
  20. False
  21. roll at least 2 metres
  22. a constraint
  23. a criterion
  24. a constraint
  25. 9
  26. True
  27. a constraint
  28. True
  29. lift a cup of water
  30. hold up 500 g
  31. a criterion
  32. No
  33. False
  34. True
  35. False
  36. 7
  37. a constraint
  38. Yes
  39. Yes
  40. False

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