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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 512 · 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.📋 For a model bridge challenge, is “lift a cup of water” a constraint or a criterion? (a) a constraint (b) a criterion
  2. 2.True or false: “carry 10 coins” is a criterion (a goal). (a) True (b) False
  3. 3.🔍 Which is the odd one out? (a) use only paper and tape (b) fit on a school desk (c) lift a cup of water (d) spend at most ₹100
  4. 4.📋 A design meets every criterion but costs more than the budget. Is it acceptable? (a) no, it breaks a limit (b) only if it is red (c) yes, always (d) yes, it works
  5. 5.True or false: “be under 30 cm tall” is a constraint (a limit). (a) True (b) False
  6. 6.🔍 Which is the odd one out? (a) hold up 500 g (b) use at most 20 straws (c) fit on a school desk (d) finish in 40 minutes
  7. 7.📋 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
  8. 8.📋 Criterion: the model bridge must hold at least 300 g. In the test it held 350 g. Does it meet the criterion? (a) No (b) Yes
  9. 9.📋 For a model bridge challenge, is “finish in 40 minutes” a constraint or a criterion? (a) a constraint (b) a criterion
  10. 10.📋 For a model bridge challenge, is “use only paper and tape” a constraint or a criterion? (a) a criterion (b) a constraint
  11. 11.📋 Criteria are … (a) the tools you use (b) goals a design must meet (c) the limits on money (d) the team names
  12. 12.True or false: “hold up 500 g” is a constraint (a limit). (a) True (b) False
  13. 13.📋 Your team’s budget is ₹64. You must buy one roll of tape for ₹20. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  14. 14.📋 Your team’s budget is ₹24. You must buy one roll of tape for ₹5. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  15. 15.True or false: “float for 1 minute” is a criterion (a goal). (a) True (b) False
  16. 16.📋 Your team’s budget is ₹28. You must buy one roll of tape for ₹5. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  17. 17.📋 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
  18. 18.📋 Constraint: the tower must be no taller than 100 cm. The team’s tower is 94 cm tall. Is it within the constraint? (a) No (b) Yes
  19. 19.📋 A constraint is … (a) a goal for success (b) a final test (c) a kind of glue (d) a limit you must keep to
  20. 20.📋 Criterion: the model bridge must hold at least 600 g. In the test it held 600 g. Does it meet the criterion? (a) No (b) Yes
  21. 21.📋 For a model bridge challenge, is “keep ice for 1 hour” a constraint or a criterion? (a) a constraint (b) a criterion
  22. 22.True or false: “stand in a fan breeze” is a criterion (a goal). (a) False (b) True
  23. 23.True or false: “lift a cup of water” is a criterion (a goal). (a) False (b) True
  24. 24.True or false: “roll at least 2 metres” is a criterion (a goal). (a) False (b) True
  25. 25.📋 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
  26. 26.True or false: “use only paper and tape” is a criterion (a goal). (a) False (b) True
  27. 27.True or false: “keep ice for 1 hour” is a criterion (a goal). (a) True (b) False
  28. 28.📋 Your team’s budget is ₹27. You must buy one roll of tape for ₹5. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  29. 29.📋 Your team’s budget is ₹17. You must buy one roll of tape for ₹5. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  30. 30.🔍 Which is the odd one out? (a) hold up 500 g (b) float for 1 minute (c) use at most 20 straws (d) carry 10 coins
  31. 31.📋 Your team’s budget is ₹30. You must buy one roll of tape for ₹10. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  32. 32.📋 Constraint: the tower must be no taller than 50 cm. The team’s tower is 52 cm tall. Is it within the constraint? (a) No (b) Yes
  33. 33.📋 For a model bridge challenge, is “stand in a fan breeze” a constraint or a criterion? (a) a constraint (b) a criterion
  34. 34.📋 For a model bridge challenge, is “use at most 20 straws” a constraint or a criterion? (a) a criterion (b) a constraint
  35. 35.True or false: “be under 30 cm tall” is a criterion (a goal). (a) False (b) True
  36. 36.🔍 Which is the odd one out? (a) be under 30 cm tall (b) finish in 40 minutes (c) spend at most ₹100 (d) stand in a fan breeze
  37. 37.📋 Your team’s budget is ₹93. You must buy one roll of tape for ₹20. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  38. 38.True or false: “use at most 20 straws” is a constraint (a limit). (a) False (b) True
  39. 39.True or false: “hold up 500 g” is a criterion (a goal). (a) False (b) True
  40. 40.📋 Your team’s budget is ₹35. You must buy one roll of tape for ₹10. Straws cost ₹4 each. What is the greatest number of straws you can buy?

Answer key

  1. a criterion
  2. True
  3. lift a cup of water
  4. no, it breaks a limit
  5. True
  6. hold up 500 g
  7. Yes
  8. Yes
  9. a constraint
  10. a constraint
  11. goals a design must meet
  12. False
  13. 14
  14. 19
  15. True
  16. 23
  17. Yes
  18. Yes
  19. a limit you must keep to
  20. Yes
  21. a criterion
  22. True
  23. True
  24. True
  25. Yes
  26. False
  27. True
  28. 11
  29. 6
  30. use at most 20 straws
  31. 20
  32. No
  33. a criterion
  34. a constraint
  35. False
  36. stand in a fan breeze
  37. 24
  38. True
  39. True
  40. 6

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