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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 901 · 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.📋 Constraint: the tower must be no taller than 60 cm. The team’s tower is 62 cm tall. Is it within the constraint? (a) No (b) Yes
  2. 2.📋 Constraint: the tower must be no taller than 70 cm. The team’s tower is 66 cm tall. Is it within the constraint? (a) Yes (b) No
  3. 3.📋 For a model bridge challenge, is “keep ice for 1 hour” a constraint or a criterion? (a) a criterion (b) a constraint
  4. 4.📋 Your team’s budget is ₹33. You must buy one roll of tape for ₹15. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  5. 5.🔍 Which is the odd one out? (a) fit on a school desk (b) carry 10 coins (c) float for 1 minute (d) hold up 500 g
  6. 6.True or false: “roll at least 2 metres” is a criterion (a goal). (a) False (b) True
  7. 7.True or false: “keep ice for 1 hour” is a criterion (a goal). (a) False (b) True
  8. 8.📋 Criterion: the model bridge must hold at least 900 g. In the test it held 900 g. Does it meet the criterion? (a) Yes (b) No
  9. 9.📋 Your team’s budget is ₹45. You must buy one roll of tape for ₹5. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  10. 10.📋 A design meets every criterion but costs more than the budget. Is it acceptable? (a) yes, it works (b) only if it is red (c) yes, always (d) no, it breaks a limit
  11. 11.📋 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
  12. 12.True or false: “hold up 500 g” is a criterion (a goal). (a) True (b) False
  13. 13.📋 Constraint: the tower must be no taller than 100 cm. The team’s tower is 96 cm tall. Is it within the constraint? (a) No (b) Yes
  14. 14.True or false: “carry 10 coins” is a constraint (a limit). (a) True (b) False
  15. 15.📋 Constraint: the tower must be no taller than 40 cm. The team’s tower is 34 cm tall. Is it within the constraint? (a) No (b) Yes
  16. 16.True or false: “lift a cup of water” is a constraint (a limit). (a) True (b) False
  17. 17.📋 For a model bridge challenge, is “be under 30 cm tall” a constraint or a criterion? (a) a constraint (b) a criterion
  18. 18.📋 Criteria are … (a) the team names (b) the tools you use (c) the limits on money (d) goals a design must meet
  19. 19.📋 Constraint: the tower must be no taller than 40 cm. The team’s tower is 36 cm tall. Is it within the constraint? (a) No (b) Yes
  20. 20.📋 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
  21. 21.📋 A constraint is … (a) a goal for success (b) a kind of glue (c) a final test (d) a limit you must keep to
  22. 22.📋 Criterion: the model bridge must hold at least 400 g. In the test it held 350 g. Does it meet the criterion? (a) Yes (b) No
  23. 23.📋 For a model bridge challenge, is “roll at least 2 metres” a constraint or a criterion? (a) a constraint (b) a criterion
  24. 24.📋 For a model bridge challenge, is “fit on a school desk” a constraint or a criterion? (a) a constraint (b) a criterion
  25. 25.📋 Your team’s budget is ₹87. You must buy one roll of tape for ₹10. Straws cost ₹5 each. What is the greatest number of straws you can buy?
  26. 26.True or false: “use at most 20 straws” is a criterion (a goal). (a) True (b) False
  27. 27.📋 Criterion: the model bridge must hold at least 900 g. In the test it held 750 g. Does it meet the criterion? (a) No (b) Yes
  28. 28.📋 For a model bridge challenge, is “use only paper and tape” a constraint or a criterion? (a) a criterion (b) a constraint
  29. 29.True or false: “stand in a fan breeze” is a constraint (a limit). (a) True (b) False
  30. 30.📋 For a model bridge challenge, is “lift a cup of water” a constraint or a criterion? (a) a constraint (b) a criterion
  31. 31.📋 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?
  32. 32.📋 Criterion: the model bridge must hold at least 1000 g. In the test it held 1000 g. Does it meet the criterion? (a) Yes (b) No
  33. 33.📋 For a model bridge challenge, is “spend at most ₹100” a constraint or a criterion? (a) a criterion (b) a constraint
  34. 34.📋 Criterion: the model bridge must hold at least 800 g. In the test it held 900 g. Does it meet the criterion? (a) Yes (b) No
  35. 35.True or false: “use only paper and tape” is a constraint (a limit). (a) False (b) True
  36. 36.True or false: “fit on a school desk” is a criterion (a goal). (a) True (b) False
  37. 37.🔍 Which is the odd one out? (a) be under 30 cm tall (b) hold up 500 g (c) stand in a fan breeze (d) keep ice for 1 hour
  38. 38.True or false: “finish in 40 minutes” is a criterion (a goal). (a) False (b) True
  39. 39.📋 Your team’s budget is ₹47. You must buy one roll of tape for ₹5. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  40. 40.True or false: “be under 30 cm tall” is a constraint (a limit). (a) True (b) False

Answer key

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

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