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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 42 · 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.True or false: “fit on a school desk” is a constraint (a limit). (a) False (b) True
  2. 2.True or false: “use at most 20 straws” is a constraint (a limit). (a) True (b) False
  3. 3.📋 For a model bridge challenge, is “carry 10 coins” a constraint or a criterion? (a) a constraint (b) a criterion
  4. 4.📋 Criteria are … (a) goals a design must meet (b) the team names (c) the limits on money (d) the tools you use
  5. 5.📋 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
  6. 6.True or false: “keep ice for 1 hour” is a criterion (a goal). (a) True (b) False
  7. 7.📋 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
  8. 8.True or false: “use only paper and tape” is a constraint (a limit). (a) False (b) True
  9. 9.📋 For a model bridge challenge, is “fit on a school desk” a constraint or a criterion? (a) a criterion (b) a constraint
  10. 10.True or false: “finish in 40 minutes” is a constraint (a limit). (a) True (b) False
  11. 11.True or false: “keep ice for 1 hour” is a constraint (a limit). (a) True (b) False
  12. 12.📋 For a model bridge challenge, is “lift a cup of water” a constraint or a criterion? (a) a criterion (b) a constraint
  13. 13.📋 Criterion: the model bridge must hold at least 900 g. In the test it held 1000 g. Does it meet the criterion? (a) No (b) Yes
  14. 14.🔍 Which is the odd one out? (a) be under 30 cm tall (b) fit on a school desk (c) float for 1 minute (d) finish in 40 minutes
  15. 15.📋 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
  16. 16.📋 For a model bridge challenge, is “finish in 40 minutes” a constraint or a criterion? (a) a criterion (b) a constraint
  17. 17.📋 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
  18. 18.📋 Constraint: the tower must be no taller than 80 cm. The team’s tower is 84 cm tall. Is it within the constraint? (a) No (b) Yes
  19. 19.📋 Constraint: the tower must be no taller than 90 cm. The team’s tower is 84 cm tall. Is it within the constraint? (a) No (b) Yes
  20. 20.True or false: “fit on a school desk” is a criterion (a goal). (a) False (b) True
  21. 21.📋 Constraint: the tower must be no taller than 70 cm. The team’s tower is 66 cm tall. Is it within the constraint? (a) No (b) Yes
  22. 22.📋 For a model bridge challenge, is “use at most 20 straws” a constraint or a criterion? (a) a constraint (b) a criterion
  23. 23.📋 Criterion: the model bridge must hold at least 500 g. In the test it held 450 g. Does it meet the criterion? (a) No (b) Yes
  24. 24.True or false: “stand in a fan breeze” is a constraint (a limit). (a) True (b) False
  25. 25.📋 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
  26. 26.📋 Your team’s budget is ₹58. You must buy one roll of tape for ₹15. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  27. 27.True or false: “stand in a fan breeze” is a criterion (a goal). (a) True (b) False
  28. 28.True or false: “use at most 20 straws” is a criterion (a goal). (a) True (b) False
  29. 29.📋 Your team’s budget is ₹43. You must buy one roll of tape for ₹15. Straws cost ₹4 each. What is the greatest number of straws you can buy?
  30. 30.🔍 Which is the odd one out? (a) keep ice for 1 hour (b) be under 30 cm tall (c) lift a cup of water (d) float for 1 minute
  31. 31.True or false: “carry 10 coins” is a constraint (a limit). (a) True (b) False
  32. 32.📋 For a model bridge challenge, is “stand in a fan breeze” a constraint or a criterion? (a) a constraint (b) a criterion
  33. 33.📋 For a model bridge challenge, is “use only paper and tape” a constraint or a criterion? (a) a criterion (b) a constraint
  34. 34.🔍 Which is the odd one out? (a) use at most 20 straws (b) stand in a fan breeze (c) spend at most ₹100 (d) finish in 40 minutes
  35. 35.📋 Constraint: the tower must be no taller than 100 cm. The team’s tower is 102 cm tall. Is it within the constraint? (a) No (b) Yes
  36. 36.📋 Constraint: the tower must be no taller than 50 cm. The team’s tower is 52 cm tall. Is it within the constraint? (a) Yes (b) No
  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.📋 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
  39. 39.🔍 Which is the odd one out? (a) fit on a school desk (b) hold up 500 g (c) finish in 40 minutes (d) spend at most ₹100
  40. 40.🔍 Which is the odd one out? (a) finish in 40 minutes (b) roll at least 2 metres (c) float for 1 minute (d) stand in a fan breeze

Answer key

  1. True
  2. True
  3. a criterion
  4. goals a design must meet
  5. no, it breaks a limit
  6. True
  7. No
  8. True
  9. a constraint
  10. True
  11. False
  12. a criterion
  13. Yes
  14. float for 1 minute
  15. No
  16. a constraint
  17. No
  18. No
  19. Yes
  20. False
  21. Yes
  22. a constraint
  23. No
  24. False
  25. Yes
  26. 21
  27. True
  28. False
  29. 7
  30. be under 30 cm tall
  31. False
  32. a criterion
  33. a constraint
  34. stand in a fan breeze
  35. No
  36. No
  37. No
  38. No
  39. hold up 500 g
  40. finish in 40 minutes

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