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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 959 · 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 criterion (b) a constraint
  2. 2.🔍 Which is the odd one out? (a) use at most 20 straws (b) lift a cup of water (c) fit on a school desk (d) be under 30 cm tall
  3. 3.🔍 Which is the odd one out? (a) lift a cup of water (b) keep ice for 1 hour (c) fit on a school desk (d) float for 1 minute
  4. 4.📋 For a model bridge challenge, is “keep ice for 1 hour” a constraint or a criterion? (a) a constraint (b) a criterion
  5. 5.📋 For a model bridge challenge, is “be under 30 cm tall” a constraint or a criterion? (a) a constraint (b) a criterion
  6. 6.📋 For a model bridge challenge, is “use at most 20 straws” a constraint or a criterion? (a) a constraint (b) a criterion
  7. 7.📋 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
  8. 8.🔍 Which is the odd one out? (a) use at most 20 straws (b) carry 10 coins (c) lift a cup of water (d) float for 1 minute
  9. 9.📋 A constraint is … (a) a final test (b) a limit you must keep to (c) a goal for success (d) a kind of glue
  10. 10.📋 For a model bridge challenge, is “finish in 40 minutes” a constraint or a criterion? (a) a constraint (b) a criterion
  11. 11.📋 Constraint: the tower must be no taller than 90 cm. The team’s tower is 94 cm tall. Is it within the constraint? (a) Yes (b) No
  12. 12.📋 Constraint: the tower must be no taller than 30 cm. The team’s tower is 36 cm tall. Is it within the constraint? (a) No (b) Yes
  13. 13.True or false: “use only paper and tape” is a constraint (a limit). (a) True (b) False
  14. 14.True or false: “keep ice for 1 hour” is a criterion (a goal). (a) True (b) False
  15. 15.True or false: “carry 10 coins” is a criterion (a goal). (a) True (b) False
  16. 16.📋 Constraint: the tower must be no taller than 40 cm. The team’s tower is 42 cm tall. Is it within the constraint? (a) Yes (b) No
  17. 17.📋 For a model bridge challenge, is “lift a cup of water” a constraint or a criterion? (a) a criterion (b) a constraint
  18. 18.🔍 Which is the odd one out? (a) spend at most ₹100 (b) use only paper and tape (c) roll at least 2 metres (d) fit on a school desk
  19. 19.🔍 Which is the odd one out? (a) use at most 20 straws (b) keep ice for 1 hour (c) use only paper and tape (d) fit on a school desk
  20. 20.📋 For a model bridge challenge, is “fit on a school desk” a constraint or a criterion? (a) a criterion (b) a constraint
  21. 21.True or false: “lift a cup of water” is a criterion (a goal). (a) False (b) True
  22. 22.📋 Your team’s budget is ₹77. You must buy one roll of tape for ₹20. Straws cost ₹5 each. What is the greatest number of straws you can buy?
  23. 23.True or false: “hold up 500 g” is a criterion (a goal). (a) True (b) False
  24. 24.📋 Your team’s budget is ₹61. You must buy one roll of tape for ₹15. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  25. 25.📋 Constraint: the tower must be no taller than 60 cm. The team’s tower is 58 cm tall. Is it within the constraint? (a) No (b) Yes
  26. 26.True or false: “spend at most ₹100” is a constraint (a limit). (a) True (b) False
  27. 27.📋 Your team’s budget is ₹124. You must buy one roll of tape for ₹10. Straws cost ₹5 each. What is the greatest number of straws you can buy?
  28. 28.📋 For a model bridge challenge, is “float for 1 minute” a constraint or a criterion? (a) a criterion (b) a constraint
  29. 29.True or false: “use only paper and tape” is a criterion (a goal). (a) True (b) False
  30. 30.📋 Criterion: the model bridge must hold at least 300 g. In the test it held 400 g. Does it meet the criterion? (a) Yes (b) No
  31. 31.📋 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
  32. 32.📋 For a model bridge challenge, is “roll at least 2 metres” a constraint or a criterion? (a) a criterion (b) a constraint
  33. 33.True or false: “spend at most ₹100” is a criterion (a goal). (a) False (b) True
  34. 34.📋 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
  35. 35.📋 Criterion: the model bridge must hold at least 500 g. In the test it held 400 g. Does it meet the criterion? (a) Yes (b) No
  36. 36.True or false: “roll at least 2 metres” is a constraint (a limit). (a) True (b) False
  37. 37.True or false: “use at most 20 straws” is a constraint (a limit). (a) True (b) False
  38. 38.True or false: “be under 30 cm tall” is a constraint (a limit). (a) True (b) False
  39. 39.📋 Criterion: the model bridge must hold at least 400 g. In the test it held 450 g. Does it meet the criterion? (a) Yes (b) No
  40. 40.🔍 Which is the odd one out? (a) spend at most ₹100 (b) finish in 40 minutes (c) stand in a fan breeze (d) fit on a school desk

Answer key

  1. a criterion
  2. lift a cup of water
  3. fit on a school desk
  4. a criterion
  5. a constraint
  6. a constraint
  7. No
  8. use at most 20 straws
  9. a limit you must keep to
  10. a constraint
  11. No
  12. No
  13. True
  14. True
  15. True
  16. No
  17. a criterion
  18. roll at least 2 metres
  19. keep ice for 1 hour
  20. a constraint
  21. True
  22. 11
  23. True
  24. 23
  25. Yes
  26. True
  27. 22
  28. a criterion
  29. False
  30. Yes
  31. no, it breaks a limit
  32. a criterion
  33. False
  34. Yes
  35. No
  36. False
  37. True
  38. True
  39. Yes
  40. stand in a fan breeze

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