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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 675 · 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 “carry 10 coins” a constraint or a criterion? (a) a constraint (b) a criterion
  2. 2.📋 For a model bridge challenge, is “use at most 20 straws” a constraint or a criterion? (a) a criterion (b) a constraint
  3. 3.📋 A constraint is … (a) a goal for success (b) a kind of glue (c) a limit you must keep to (d) a final test
  4. 4.True or false: “fit on a school desk” is a constraint (a limit). (a) False (b) True
  5. 5.📋 Your team’s budget is ₹57. You must buy one roll of tape for ₹5. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  6. 6.📋 Criterion: the model bridge must hold at least 800 g. In the test it held 900 g. Does it meet the criterion? (a) No (b) Yes
  7. 7.📋 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) yes, always (d) no, it breaks a limit
  8. 8.📋 For a model bridge challenge, is “roll at least 2 metres” a constraint or a criterion? (a) a criterion (b) a constraint
  9. 9.True or false: “finish in 40 minutes” is a constraint (a limit). (a) True (b) False
  10. 10.📋 Constraint: the tower must be no taller than 90 cm. The team’s tower is 86 cm tall. Is it within the constraint? (a) Yes (b) No
  11. 11.True or false: “use at most 20 straws” is a criterion (a goal). (a) True (b) False
  12. 12.📋 For a model bridge challenge, is “use only paper and tape” a constraint or a criterion? (a) a criterion (b) a constraint
  13. 13.True or false: “spend at most ₹100” is a criterion (a goal). (a) False (b) True
  14. 14.📋 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
  15. 15.📋 Your team’s budget is ₹65. You must buy one roll of tape for ₹10. Straws cost ₹5 each. What is the greatest number of straws you can buy?
  16. 16.📋 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
  17. 17.📋 Constraint: the tower must be no taller than 50 cm. The team’s tower is 54 cm tall. Is it within the constraint? (a) Yes (b) No
  18. 18.📋 Criteria are … (a) the limits on money (b) the tools you use (c) goals a design must meet (d) the team names
  19. 19.📋 Your team’s budget is ₹32. You must buy one roll of tape for ₹20. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  20. 20.📋 For a model bridge challenge, is “hold up 500 g” a constraint or a criterion? (a) a constraint (b) a criterion
  21. 21.📋 For a model bridge challenge, is “be under 30 cm tall” a constraint or a criterion? (a) a criterion (b) a constraint
  22. 22.📋 Your team’s budget is ₹27. You must buy one roll of tape for ₹5. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  23. 23.True or false: “roll at least 2 metres” is a constraint (a limit). (a) False (b) True
  24. 24.📋 Constraint: the tower must be no taller than 80 cm. The team’s tower is 80 cm tall. Is it within the constraint? (a) No (b) Yes
  25. 25.📋 For a model bridge challenge, is “stand in a fan breeze” a constraint or a criterion? (a) a criterion (b) a constraint
  26. 26.📋 Constraint: the tower must be no taller than 70 cm. The team’s tower is 72 cm tall. Is it within the constraint? (a) No (b) Yes
  27. 27.📋 Your team’s budget is ₹70. You must buy one roll of tape for ₹10. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  28. 28.🔍 Which is the odd one out? (a) be under 30 cm tall (b) stand in a fan breeze (c) keep ice for 1 hour (d) roll at least 2 metres
  29. 29.True or false: “fit on a school desk” is a criterion (a goal). (a) False (b) True
  30. 30.📋 Constraint: the tower must be no taller than 70 cm. The team’s tower is 64 cm tall. Is it within the constraint? (a) Yes (b) No
  31. 31.📋 For a model bridge challenge, is “keep ice for 1 hour” a constraint or a criterion? (a) a constraint (b) a criterion
  32. 32.🔍 Which is the odd one out? (a) use only paper and tape (b) finish in 40 minutes (c) be under 30 cm tall (d) stand in a fan breeze
  33. 33.📋 Constraint: the tower must be no taller than 40 cm. The team’s tower is 44 cm tall. Is it within the constraint? (a) No (b) Yes
  34. 34.True or false: “float for 1 minute” is a constraint (a limit). (a) True (b) False
  35. 35.True or false: “carry 10 coins” is a criterion (a goal). (a) False (b) True
  36. 36.📋 Criterion: the model bridge must hold at least 300 g. In the test it held 150 g. Does it meet the criterion? (a) No (b) Yes
  37. 37.True or false: “spend at most ₹100” is a constraint (a limit). (a) True (b) False
  38. 38.True or false: “use only paper and tape” is a criterion (a goal). (a) False (b) True
  39. 39.📋 Criterion: the model bridge must hold at least 1000 g. In the test it held 850 g. Does it meet the criterion? (a) No (b) Yes
  40. 40.📋 For a model bridge challenge, is “finish in 40 minutes” a constraint or a criterion? (a) a criterion (b) a constraint

Answer key

  1. a criterion
  2. a constraint
  3. a limit you must keep to
  4. True
  5. 26
  6. Yes
  7. no, it breaks a limit
  8. a criterion
  9. True
  10. Yes
  11. False
  12. a constraint
  13. False
  14. Yes
  15. 11
  16. Yes
  17. No
  18. goals a design must meet
  19. 6
  20. a criterion
  21. a constraint
  22. 11
  23. False
  24. Yes
  25. a criterion
  26. No
  27. 30
  28. be under 30 cm tall
  29. False
  30. Yes
  31. a criterion
  32. stand in a fan breeze
  33. No
  34. False
  35. True
  36. No
  37. True
  38. False
  39. No
  40. a constraint

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