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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 972 · 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 80 cm. The team’s tower is 82 cm tall. Is it within the constraint? (a) Yes (b) No
  2. 2.📋 Criterion: the model bridge must hold at least 600 g. In the test it held 450 g. Does it meet the criterion? (a) Yes (b) No
  3. 3.📋 A design meets every criterion but costs more than the budget. Is it acceptable? (a) yes, it works (b) yes, always (c) only if it is red (d) no, it breaks a limit
  4. 4.True or false: “use at most 20 straws” is a criterion (a goal). (a) True (b) False
  5. 5.📋 For a model bridge challenge, is “finish in 40 minutes” a constraint or a criterion? (a) a constraint (b) a criterion
  6. 6.📋 A constraint is … (a) a final test (b) a goal for success (c) a limit you must keep to (d) a kind of glue
  7. 7.📋 For a model bridge challenge, is “carry 10 coins” a constraint or a criterion? (a) a criterion (b) a constraint
  8. 8.📋 For a model bridge challenge, is “hold up 500 g” a constraint or a criterion? (a) a constraint (b) a criterion
  9. 9.True or false: “finish in 40 minutes” is a criterion (a goal). (a) True (b) False
  10. 10.True or false: “carry 10 coins” is a constraint (a limit). (a) True (b) False
  11. 11.📋 Your team’s budget is ₹69. You must buy one roll of tape for ₹10. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  12. 12.True or false: “roll at least 2 metres” is a constraint (a limit). (a) True (b) False
  13. 13.🔍 Which is the odd one out? (a) finish in 40 minutes (b) use at most 20 straws (c) roll at least 2 metres (d) fit on a school desk
  14. 14.True or false: “use only paper and tape” is a criterion (a goal). (a) True (b) False
  15. 15.📋 Criteria are … (a) the tools you use (b) the team names (c) goals a design must meet (d) the limits on money
  16. 16.📋 Constraint: the tower must be no taller than 40 cm. The team’s tower is 40 cm tall. Is it within the constraint? (a) Yes (b) No
  17. 17.📋 Criterion: the model bridge must hold at least 500 g. In the test it held 500 g. Does it meet the criterion? (a) Yes (b) No
  18. 18.📋 Criterion: the model bridge must hold at least 400 g. In the test it held 300 g. Does it meet the criterion? (a) No (b) Yes
  19. 19.True or false: “be under 30 cm tall” is a constraint (a limit). (a) True (b) False
  20. 20.📋 Your team’s budget is ₹113. You must buy one roll of tape for ₹20. Straws cost ₹5 each. What is the greatest number of straws you can buy?
  21. 21.True or false: “hold up 500 g” is a constraint (a limit). (a) True (b) False
  22. 22.📋 For a model bridge challenge, is “fit on a school desk” a constraint or a criterion? (a) a constraint (b) a criterion
  23. 23.True or false: “use only paper and tape” is a constraint (a limit). (a) False (b) True
  24. 24.True or false: “be under 30 cm tall” is a criterion (a goal). (a) True (b) False
  25. 25.📋 Your team’s budget is ₹53. You must buy one roll of tape for ₹20. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  26. 26.📋 Criterion: the model bridge must hold at least 900 g. In the test it held 850 g. Does it meet the criterion? (a) Yes (b) No
  27. 27.📋 Constraint: the tower must be no taller than 70 cm. The team’s tower is 76 cm tall. Is it within the constraint? (a) Yes (b) No
  28. 28.🔍 Which is the odd one out? (a) stand in a fan breeze (b) fit on a school desk (c) float for 1 minute (d) roll at least 2 metres
  29. 29.📋 For a model bridge challenge, is “use at most 20 straws” a constraint or a criterion? (a) a criterion (b) a constraint
  30. 30.🔍 Which is the odd one out? (a) lift a cup of water (b) hold up 500 g (c) float for 1 minute (d) spend at most ₹100
  31. 31.📋 Constraint: the tower must be no taller than 70 cm. The team’s tower is 68 cm tall. Is it within the constraint? (a) No (b) Yes
  32. 32.True or false: “use at most 20 straws” is a constraint (a limit). (a) False (b) True
  33. 33.True or false: “float for 1 minute” is a criterion (a goal). (a) True (b) False
  34. 34.📋 Criterion: the model bridge must hold at least 700 g. In the test it held 750 g. Does it meet the criterion? (a) No (b) Yes
  35. 35.📋 Criterion: the model bridge must hold at least 400 g. In the test it held 400 g. Does it meet the criterion? (a) No (b) Yes
  36. 36.🔍 Which is the odd one out? (a) use at most 20 straws (b) use only paper and tape (c) hold up 500 g (d) finish in 40 minutes
  37. 37.📋 Constraint: the tower must be no taller than 30 cm. The team’s tower is 34 cm tall. Is it within the constraint? (a) Yes (b) No
  38. 38.🔍 Which is the odd one out? (a) use at most 20 straws (b) float for 1 minute (c) use only paper and tape (d) finish in 40 minutes
  39. 39.📋 For a model bridge challenge, is “lift a cup of water” a constraint or a criterion? (a) a constraint (b) a criterion
  40. 40.True or false: “hold up 500 g” is a criterion (a goal). (a) True (b) False

Answer key

  1. No
  2. No
  3. no, it breaks a limit
  4. False
  5. a constraint
  6. a limit you must keep to
  7. a criterion
  8. a criterion
  9. False
  10. False
  11. 19
  12. False
  13. roll at least 2 metres
  14. False
  15. goals a design must meet
  16. Yes
  17. Yes
  18. No
  19. True
  20. 18
  21. False
  22. a constraint
  23. True
  24. False
  25. 11
  26. No
  27. No
  28. fit on a school desk
  29. a constraint
  30. spend at most ₹100
  31. Yes
  32. True
  33. True
  34. Yes
  35. Yes
  36. hold up 500 g
  37. No
  38. float for 1 minute
  39. a criterion
  40. True

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