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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 908 · 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) fit on a school desk (b) keep ice for 1 hour (c) stand in a fan breeze (d) carry 10 coins
  2. 2.📋 Constraint: the tower must be no taller than 50 cm. The team’s tower is 50 cm tall. Is it within the constraint? (a) Yes (b) No
  3. 3.📋 A constraint is … (a) a final test (b) a kind of glue (c) a goal for success (d) a limit you must keep to
  4. 4.📋 Your team’s budget is ₹30. You must buy one roll of tape for ₹15. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  5. 5.📋 Constraint: the tower must be no taller than 30 cm. The team’s tower is 32 cm tall. Is it within the constraint? (a) Yes (b) No
  6. 6.🔍 Which is the odd one out? (a) lift a cup of water (b) use at most 20 straws (c) hold up 500 g (d) stand in a fan breeze
  7. 7.True or false: “finish in 40 minutes” is a criterion (a goal). (a) True (b) False
  8. 8.📋 For a model bridge challenge, is “lift a cup of water” a constraint or a criterion? (a) a criterion (b) a constraint
  9. 9.📋 A design meets every criterion but costs more than the budget. Is it acceptable? (a) no, it breaks a limit (b) yes, it works (c) yes, always (d) only if it is red
  10. 10.📋 For a model bridge challenge, is “use only paper and tape” 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 88 cm tall. Is it within the constraint? (a) No (b) Yes
  12. 12.📋 Criterion: the model bridge must hold at least 800 g. In the test it held 750 g. Does it meet the criterion? (a) No (b) Yes
  13. 13.📋 For a model bridge challenge, is “carry 10 coins” a constraint or a criterion? (a) a criterion (b) a constraint
  14. 14.True or false: “fit on a school desk” is a constraint (a limit). (a) True (b) False
  15. 15.📋 For a model bridge challenge, is “use at most 20 straws” a constraint or a criterion? (a) a constraint (b) a criterion
  16. 16.📋 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
  17. 17.📋 For a model bridge challenge, is “finish in 40 minutes” a constraint or a criterion? (a) a criterion (b) a constraint
  18. 18.📋 Criteria are … (a) the team names (b) the limits on money (c) goals a design must meet (d) the tools you use
  19. 19.True or false: “spend at most ₹100” is a criterion (a goal). (a) True (b) False
  20. 20.🔍 Which is the odd one out? (a) carry 10 coins (b) keep ice for 1 hour (c) finish in 40 minutes (d) lift a cup of water
  21. 21.📋 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
  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.🔍 Which is the odd one out? (a) stand in a fan breeze (b) carry 10 coins (c) be under 30 cm tall (d) lift a cup of water
  24. 24.True or false: “roll at least 2 metres” is a constraint (a limit). (a) False (b) True
  25. 25.True or false: “use only paper and tape” is a criterion (a goal). (a) True (b) False
  26. 26.📋 Criterion: the model bridge must hold at least 500 g. In the test it held 350 g. Does it meet the criterion? (a) Yes (b) No
  27. 27.📋 Your team’s budget is ₹58. You must buy one roll of tape for ₹10. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  28. 28.📋 Constraint: the tower must be no taller than 70 cm. The team’s tower is 74 cm tall. Is it within the constraint? (a) No (b) Yes
  29. 29.🔍 Which is the odd one out? (a) use only paper and tape (b) finish in 40 minutes (c) use at most 20 straws (d) stand in a fan breeze
  30. 30.📋 For a model bridge challenge, is “roll at least 2 metres” a constraint or a criterion? (a) a criterion (b) a constraint
  31. 31.True or false: “float for 1 minute” is a criterion (a goal). (a) True (b) False
  32. 32.📋 Criterion: the model bridge must hold at least 600 g. In the test it held 750 g. Does it meet the criterion? (a) No (b) Yes
  33. 33.True or false: “hold up 500 g” is a constraint (a limit). (a) True (b) False
  34. 34.📋 Your team’s budget is ₹50. You must buy one roll of tape for ₹5. Straws cost ₹4 each. What is the greatest number of straws you can buy?
  35. 35.📋 Criterion: the model bridge must hold at least 800 g. In the test it held 700 g. Does it meet the criterion? (a) No (b) Yes
  36. 36.True or false: “carry 10 coins” is a criterion (a goal). (a) True (b) False
  37. 37.True or false: “use at most 20 straws” is a constraint (a limit). (a) False (b) True
  38. 38.📋 Criterion: the model bridge must hold at least 400 g. In the test it held 550 g. Does it meet the criterion? (a) Yes (b) No
  39. 39.True or false: “stand in a fan breeze” is a criterion (a goal). (a) True (b) False
  40. 40.True or false: “keep ice for 1 hour” is a constraint (a limit). (a) True (b) False

Answer key

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

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