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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 857 · 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.🔍 Which is the odd one out? (a) stand in a fan breeze (b) lift a cup of water (c) finish in 40 minutes (d) hold up 500 g
  2. 2.🔍 Which is the odd one out? (a) stand in a fan breeze (b) carry 10 coins (c) float for 1 minute (d) be under 30 cm tall
  3. 3.True or false: “carry 10 coins” is a criterion (a goal). (a) True (b) False
  4. 4.True or false: “keep ice for 1 hour” is a criterion (a goal). (a) False (b) True
  5. 5.True or false: “stand in a fan breeze” is a constraint (a limit). (a) True (b) False
  6. 6.🔍 Which is the odd one out? (a) use only paper and tape (b) use at most 20 straws (c) spend at most ₹100 (d) float for 1 minute
  7. 7.📋 Constraint: the tower must be no taller than 50 cm. The team’s tower is 48 cm tall. Is it within the constraint? (a) No (b) Yes
  8. 8.True or false: “use at most 20 straws” is a criterion (a goal). (a) False (b) True
  9. 9.🔍 Which is the odd one out? (a) be under 30 cm tall (b) use only paper and tape (c) fit on a school desk (d) lift a cup of water
  10. 10.True or false: “roll at least 2 metres” is a constraint (a limit). (a) False (b) True
  11. 11.📋 A design meets every criterion but costs more than the budget. Is it acceptable? (a) yes, always (b) no, it breaks a limit (c) only if it is red (d) yes, it works
  12. 12.True or false: “float for 1 minute” is a criterion (a goal). (a) True (b) False
  13. 13.True or false: “be under 30 cm tall” is a constraint (a limit). (a) True (b) False
  14. 14.📋 For a model bridge challenge, is “hold up 500 g” a constraint or a criterion? (a) a constraint (b) a criterion
  15. 15.📋 Constraint: the tower must be no taller than 30 cm. The team’s tower is 28 cm tall. Is it within the constraint? (a) Yes (b) No
  16. 16.True or false: “carry 10 coins” is a constraint (a limit). (a) True (b) False
  17. 17.📋 A constraint is … (a) a goal for success (b) a kind of glue (c) a final test (d) a limit you must keep to
  18. 18.📋 For a model bridge challenge, is “float for 1 minute” a constraint or a criterion? (a) a criterion (b) a constraint
  19. 19.📋 Constraint: the tower must be no taller than 60 cm. The team’s tower is 56 cm tall. Is it within the constraint? (a) No (b) Yes
  20. 20.📋 Criterion: the model bridge must hold at least 200 g. In the test it held 150 g. Does it meet the criterion? (a) No (b) Yes
  21. 21.📋 For a model bridge challenge, is “stand in a fan breeze” a constraint or a criterion? (a) a constraint (b) a criterion
  22. 22.📋 Criterion: the model bridge must hold at least 900 g. In the test it held 850 g. Does it meet the criterion? (a) No (b) Yes
  23. 23.📋 For a model bridge challenge, is “spend at most ₹100” a constraint or a criterion? (a) a constraint (b) a criterion
  24. 24.True or false: “roll at least 2 metres” is a criterion (a goal). (a) True (b) False
  25. 25.True or false: “lift a cup of water” is a constraint (a limit). (a) False (b) True
  26. 26.📋 Your team’s budget is ₹44. You must buy one roll of tape for ₹10. Straws cost ₹4 each. What is the greatest number of straws you can buy?
  27. 27.📋 Criterion: the model bridge must hold at least 700 g. In the test it held 850 g. Does it meet the criterion? (a) Yes (b) No
  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.📋 Criterion: the model bridge must hold at least 200 g. In the test it held 200 g. Does it meet the criterion? (a) No (b) Yes
  30. 30.🔍 Which is the odd one out? (a) stand in a fan breeze (b) use at most 20 straws (c) hold up 500 g (d) lift a cup of water
  31. 31.📋 Your team’s budget is ₹93. You must buy one roll of tape for ₹10. Straws cost ₹5 each. What is the greatest number of straws you can buy?
  32. 32.🔍 Which is the odd one out? (a) stand in a fan breeze (b) spend at most ₹100 (c) roll at least 2 metres (d) hold up 500 g
  33. 33.📋 Criteria are … (a) the limits on money (b) goals a design must meet (c) the team names (d) the tools you use
  34. 34.True or false: “hold up 500 g” is a criterion (a goal). (a) False (b) True
  35. 35.🔍 Which is the odd one out? (a) finish in 40 minutes (b) use at most 20 straws (c) spend at most ₹100 (d) roll at least 2 metres
  36. 36.📋 For a model bridge challenge, is “keep ice for 1 hour” a constraint or a criterion? (a) a constraint (b) a criterion
  37. 37.📋 Your team’s budget is ₹92. You must buy one roll of tape for ₹20. Straws cost ₹5 each. What is the greatest number of straws you can buy?
  38. 38.📋 Criterion: the model bridge must hold at least 200 g. In the test it held 300 g. Does it meet the criterion? (a) Yes (b) No
  39. 39.True or false: “float for 1 minute” is a constraint (a limit). (a) False (b) True
  40. 40.True or false: “finish in 40 minutes” is a constraint (a limit). (a) False (b) True

Answer key

  1. finish in 40 minutes
  2. be under 30 cm tall
  3. True
  4. True
  5. False
  6. float for 1 minute
  7. Yes
  8. False
  9. lift a cup of water
  10. False
  11. no, it breaks a limit
  12. True
  13. True
  14. a criterion
  15. Yes
  16. False
  17. a limit you must keep to
  18. a criterion
  19. Yes
  20. No
  21. a criterion
  22. No
  23. a constraint
  24. True
  25. False
  26. 8
  27. Yes
  28. a constraint
  29. Yes
  30. use at most 20 straws
  31. 16
  32. spend at most ₹100
  33. goals a design must meet
  34. True
  35. roll at least 2 metres
  36. a criterion
  37. 14
  38. Yes
  39. False
  40. True

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