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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 145 · 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 1000 g. In the test it held 950 g. Does it meet the criterion? (a) Yes (b) No
  2. 2.True or false: “keep ice for 1 hour” is a constraint (a limit). (a) True (b) False
  3. 3.📋 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) no, it breaks a limit (d) yes, always
  4. 4.📋 For a model bridge challenge, is “finish in 40 minutes” a constraint or a criterion? (a) a criterion (b) a constraint
  5. 5.True or false: “use only paper and tape” is a constraint (a limit). (a) True (b) False
  6. 6.📋 Criterion: the model bridge must hold at least 500 g. In the test it held 600 g. Does it meet the criterion? (a) Yes (b) No
  7. 7.📋 Your team’s budget is ₹73. You must buy one roll of tape for ₹15. Straws cost ₹5 each. What is the greatest number of straws you can buy?
  8. 8.📋 Your team’s budget is ₹74. You must buy one roll of tape for ₹5. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  9. 9.True or false: “float for 1 minute” is a criterion (a goal). (a) False (b) True
  10. 10.📋 Constraint: the tower must be no taller than 80 cm. The team’s tower is 78 cm tall. Is it within the constraint? (a) No (b) Yes
  11. 11.📋 Criteria are … (a) the limits on money (b) the tools you use (c) goals a design must meet (d) the team names
  12. 12.🔍 Which is the odd one out? (a) stand in a fan breeze (b) hold up 500 g (c) roll at least 2 metres (d) be under 30 cm tall
  13. 13.📋 For a model bridge challenge, is “fit on a school desk” a constraint or a criterion? (a) a constraint (b) a criterion
  14. 14.📋 Criterion: the model bridge must hold at least 300 g. In the test it held 350 g. Does it meet the criterion? (a) Yes (b) No
  15. 15.True or false: “be under 30 cm tall” is a constraint (a limit). (a) False (b) True
  16. 16.📋 For a model bridge challenge, is “stand in a fan breeze” a constraint or a criterion? (a) a criterion (b) a constraint
  17. 17.🔍 Which is the odd one out? (a) stand in a fan breeze (b) lift a cup of water (c) roll at least 2 metres (d) finish in 40 minutes
  18. 18.📋 For a model bridge challenge, is “spend at most ₹100” a constraint or a criterion? (a) a criterion (b) a constraint
  19. 19.True or false: “roll at least 2 metres” is a criterion (a goal). (a) True (b) False
  20. 20.🔍 Which is the odd one out? (a) lift a cup of water (b) be under 30 cm tall (c) fit on a school desk (d) finish in 40 minutes
  21. 21.📋 Your team’s budget is ₹47. You must buy one roll of tape for ₹10. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  22. 22.📋 A constraint is … (a) a limit you must keep to (b) a kind of glue (c) a goal for success (d) a final test
  23. 23.🔍 Which is the odd one out? (a) fit on a school desk (b) carry 10 coins (c) hold up 500 g (d) keep ice for 1 hour
  24. 24.📋 Constraint: the tower must be no taller than 30 cm. The team’s tower is 24 cm tall. Is it within the constraint? (a) No (b) Yes
  25. 25.True or false: “carry 10 coins” is a criterion (a goal). (a) True (b) False
  26. 26.📋 For a model bridge challenge, is “carry 10 coins” a constraint or a criterion? (a) a criterion (b) a constraint
  27. 27.True or false: “use at most 20 straws” is a criterion (a goal). (a) True (b) False
  28. 28.📋 Your team’s budget is ₹127. You must buy one roll of tape for ₹5. Straws cost ₹4 each. What is the greatest number of straws you can buy?
  29. 29.True or false: “fit on a school desk” is a constraint (a limit). (a) False (b) True
  30. 30.📋 Your team’s budget is ₹103. You must buy one roll of tape for ₹10. Straws cost ₹4 each. What is the greatest number of straws you can buy?
  31. 31.📋 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?
  32. 32.📋 For a model bridge challenge, is “lift a cup of water” a constraint or a criterion? (a) a criterion (b) a constraint
  33. 33.True or false: “use only paper and tape” is a criterion (a goal). (a) True (b) False
  34. 34.🔍 Which is the odd one out? (a) roll at least 2 metres (b) float for 1 minute (c) carry 10 coins (d) use at most 20 straws
  35. 35.True or false: “fit on a school desk” is a criterion (a goal). (a) True (b) False
  36. 36.📋 For a model bridge challenge, is “float for 1 minute” a constraint or a criterion? (a) a constraint (b) a criterion
  37. 37.📋 Your team’s budget is ₹34. You must buy one roll of tape for ₹5. Straws cost ₹5 each. What is the greatest number of straws you can buy?
  38. 38.True or false: “carry 10 coins” is a constraint (a limit). (a) True (b) False
  39. 39.📋 For a model bridge challenge, is “use at most 20 straws” a constraint or a criterion? (a) a constraint (b) a criterion
  40. 40.📋 Your team’s budget is ₹25. You must buy one roll of tape for ₹15. Straws cost ₹1 each. What is the greatest number of straws you can buy?

Answer key

  1. No
  2. False
  3. no, it breaks a limit
  4. a constraint
  5. True
  6. Yes
  7. 11
  8. 23
  9. True
  10. Yes
  11. goals a design must meet
  12. be under 30 cm tall
  13. a constraint
  14. Yes
  15. True
  16. a criterion
  17. finish in 40 minutes
  18. a constraint
  19. True
  20. lift a cup of water
  21. 18
  22. a limit you must keep to
  23. fit on a school desk
  24. Yes
  25. True
  26. a criterion
  27. False
  28. 30
  29. True
  30. 23
  31. 30
  32. a criterion
  33. False
  34. use at most 20 straws
  35. False
  36. a criterion
  37. 5
  38. False
  39. a constraint
  40. 10

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