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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 334 · 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.📋 Your team’s budget is ₹34. You must buy one roll of tape for ₹10. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  2. 2.True or false: “hold up 500 g” is a constraint (a limit). (a) True (b) False
  3. 3.📋 For a model bridge challenge, is “finish in 40 minutes” a constraint or a criterion? (a) a criterion (b) a constraint
  4. 4.True or false: “use only paper and tape” is a criterion (a goal). (a) True (b) False
  5. 5.🔍 Which is the odd one out? (a) spend at most ₹100 (b) use at most 20 straws (c) hold up 500 g (d) use only paper and tape
  6. 6.📋 A design meets every criterion but costs more than the budget. Is it acceptable? (a) no, it breaks a limit (b) yes, it works (c) only if it is red (d) yes, always
  7. 7.True or false: “stand in a fan breeze” is a criterion (a goal). (a) False (b) True
  8. 8.📋 A constraint is … (a) a limit you must keep to (b) a final test (c) a goal for success (d) a kind of glue
  9. 9.📋 Your team’s budget is ₹21. You must buy one roll of tape for ₹5. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  10. 10.📋 Your team’s budget is ₹50. You must buy one roll of tape for ₹20. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  11. 11.📋 For a model bridge challenge, is “keep ice for 1 hour” a constraint or a criterion? (a) a constraint (b) a criterion
  12. 12.True or false: “finish in 40 minutes” is a constraint (a limit). (a) True (b) False
  13. 13.📋 For a model bridge challenge, is “carry 10 coins” a constraint or a criterion? (a) a constraint (b) a criterion
  14. 14.📋 For a model bridge challenge, is “use only paper and tape” a constraint or a criterion? (a) a criterion (b) a constraint
  15. 15.🔍 Which is the odd one out? (a) stand in a fan breeze (b) float for 1 minute (c) use at most 20 straws (d) roll at least 2 metres
  16. 16.True or false: “use at most 20 straws” is a criterion (a goal). (a) True (b) False
  17. 17.📋 Your team’s budget is ₹22. You must buy one roll of tape for ₹15. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  18. 18.🔍 Which is the odd one out? (a) fit on a school desk (b) use at most 20 straws (c) spend at most ₹100 (d) roll at least 2 metres
  19. 19.📋 Constraint: the tower must be no taller than 50 cm. The team’s tower is 56 cm tall. Is it within the constraint? (a) No (b) Yes
  20. 20.🔍 Which is the odd one out? (a) carry 10 coins (b) hold up 500 g (c) be under 30 cm tall (d) keep ice for 1 hour
  21. 21.📋 Your team’s budget is ₹36. You must buy one roll of tape for ₹5. Straws cost ₹4 each. What is the greatest number of straws you can buy?
  22. 22.True or false: “fit on a school desk” is a constraint (a limit). (a) True (b) False
  23. 23.📋 Criterion: the model bridge must hold at least 400 g. In the test it held 450 g. Does it meet the criterion? (a) No (b) Yes
  24. 24.📋 Your team’s budget is ₹40. You must buy one roll of tape for ₹10. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  25. 25.📋 Criterion: the model bridge must hold at least 700 g. In the test it held 700 g. Does it meet the criterion? (a) Yes (b) No
  26. 26.True or false: “lift a cup of water” is a constraint (a limit). (a) False (b) True
  27. 27.📋 Constraint: the tower must be no taller than 90 cm. The team’s tower is 84 cm tall. Is it within the constraint? (a) No (b) Yes
  28. 28.🔍 Which is the odd one out? (a) finish in 40 minutes (b) keep ice for 1 hour (c) use at most 20 straws (d) use only paper and tape
  29. 29.True or false: “float for 1 minute” is a constraint (a limit). (a) False (b) True
  30. 30.📋 For a model bridge challenge, is “float for 1 minute” a constraint or a criterion? (a) a criterion (b) a constraint
  31. 31.📋 Your team’s budget is ₹25. You must buy one roll of tape for ₹10. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  32. 32.True or false: “carry 10 coins” is a criterion (a goal). (a) False (b) True
  33. 33.📋 Constraint: the tower must be no taller than 70 cm. The team’s tower is 70 cm tall. Is it within the constraint? (a) No (b) Yes
  34. 34.📋 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
  35. 35.📋 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
  36. 36.📋 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
  37. 37.📋 For a model bridge challenge, is “be under 30 cm tall” a constraint or a criterion? (a) a constraint (b) a criterion
  38. 38.True or false: “fit on a school desk” is a criterion (a goal). (a) False (b) True
  39. 39.📋 Criterion: the model bridge must hold at least 800 g. In the test it held 750 g. Does it meet the criterion? (a) Yes (b) No
  40. 40.📋 For a model bridge challenge, is “stand in a fan breeze” a constraint or a criterion? (a) a criterion (b) a constraint

Answer key

  1. 24
  2. False
  3. a constraint
  4. False
  5. hold up 500 g
  6. no, it breaks a limit
  7. True
  8. a limit you must keep to
  9. 16
  10. 30
  11. a criterion
  12. True
  13. a criterion
  14. a constraint
  15. use at most 20 straws
  16. False
  17. 7
  18. roll at least 2 metres
  19. No
  20. be under 30 cm tall
  21. 7
  22. True
  23. Yes
  24. 15
  25. Yes
  26. False
  27. Yes
  28. keep ice for 1 hour
  29. False
  30. a criterion
  31. 5
  32. True
  33. Yes
  34. Yes
  35. Yes
  36. Yes
  37. a constraint
  38. False
  39. No
  40. a criterion

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