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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 822 · 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.📋 Criterion: the model bridge must hold at least 500 g. In the test it held 600 g. Does it meet the criterion? (a) No (b) Yes
  2. 2.🔍 Which is the odd one out? (a) lift a cup of water (b) carry 10 coins (c) roll at least 2 metres (d) fit on a school desk
  3. 3.📋 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) no, it breaks a limit (d) yes, always
  4. 4.📋 Your team’s budget is ₹23. You must buy one roll of tape for ₹5. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  5. 5.📋 Criteria are … (a) the team names (b) goals a design must meet (c) the tools you use (d) the limits on money
  6. 6.True or false: “finish in 40 minutes” is a criterion (a goal). (a) True (b) False
  7. 7.📋 For a model bridge challenge, is “use at most 20 straws” a constraint or a criterion? (a) a constraint (b) a criterion
  8. 8.📋 Constraint: the tower must be no taller than 40 cm. The team’s tower is 44 cm tall. Is it within the constraint? (a) Yes (b) No
  9. 9.📋 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
  10. 10.📋 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
  11. 11.📋 For a model bridge challenge, is “stand in a fan breeze” a constraint or a criterion? (a) a criterion (b) a constraint
  12. 12.True or false: “lift a cup of water” is a criterion (a goal). (a) False (b) True
  13. 13.True or false: “fit on a school desk” is a constraint (a limit). (a) False (b) True
  14. 14.📋 Constraint: the tower must be no taller than 30 cm. The team’s tower is 30 cm tall. Is it within the constraint? (a) Yes (b) No
  15. 15.🔍 Which is the odd one out? (a) be under 30 cm tall (b) use at most 20 straws (c) use only paper and tape (d) float for 1 minute
  16. 16.🔍 Which is the odd one out? (a) stand in a fan breeze (b) spend at most ₹100 (c) lift a cup of water (d) float for 1 minute
  17. 17.True or false: “spend at most ₹100” is a constraint (a limit). (a) False (b) True
  18. 18.True or false: “keep ice for 1 hour” is a criterion (a goal). (a) False (b) True
  19. 19.🔍 Which is the odd one out? (a) hold up 500 g (b) be under 30 cm tall (c) stand in a fan breeze (d) float for 1 minute
  20. 20.📋 For a model bridge challenge, is “carry 10 coins” a constraint or a criterion? (a) a constraint (b) a criterion
  21. 21.📋 For a model bridge challenge, is “spend at most ₹100” a constraint or a criterion? (a) a criterion (b) a constraint
  22. 22.📋 Your team’s budget is ₹143. You must buy one roll of tape for ₹5. Straws cost ₹5 each. What is the greatest number of straws you can buy?
  23. 23.True or false: “be under 30 cm tall” is a constraint (a limit). (a) True (b) False
  24. 24.True or false: “finish in 40 minutes” is a constraint (a limit). (a) False (b) True
  25. 25.True or false: “use at most 20 straws” is a criterion (a goal). (a) False (b) True
  26. 26.📋 For a model bridge challenge, is “fit on a school desk” a constraint or a criterion? (a) a criterion (b) a constraint
  27. 27.True or false: “use only paper and tape” is a criterion (a goal). (a) False (b) True
  28. 28.📋 Your team’s budget is ₹78. You must buy one roll of tape for ₹5. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  29. 29.📋 Your team’s budget is ₹64. You must buy one roll of tape for ₹15. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  30. 30.🔍 Which is the odd one out? (a) use at most 20 straws (b) use only paper and tape (c) roll at least 2 metres (d) fit on a school desk
  31. 31.📋 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
  32. 32.🔍 Which is the odd one out? (a) finish in 40 minutes (b) use only paper and tape (c) hold up 500 g (d) spend at most ₹100
  33. 33.🔍 Which is the odd one out? (a) fit on a school desk (b) stand in a fan breeze (c) spend at most ₹100 (d) finish in 40 minutes
  34. 34.📋 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
  35. 35.📋 A constraint is … (a) a goal for success (b) a final test (c) a kind of glue (d) a limit you must keep to
  36. 36.📋 For a model bridge challenge, is “lift a cup of water” a constraint or a criterion? (a) a criterion (b) a constraint
  37. 37.True or false: “stand in a fan breeze” is a constraint (a limit). (a) True (b) False
  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) No (b) Yes
  39. 39.📋 Your team’s budget is ₹77. You must buy one roll of tape for ₹5. Straws cost ₹5 each. What is the greatest number of straws you can buy?
  40. 40.True or false: “hold up 500 g” is a constraint (a limit). (a) True (b) False

Answer key

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

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