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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 833 · 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.📋 A design meets every criterion but costs more than the budget. Is it acceptable? (a) yes, it works (b) yes, always (c) no, it breaks a limit (d) only if it is red
  2. 2.True or false: “carry 10 coins” is a criterion (a goal). (a) True (b) False
  3. 3.True or false: “be under 30 cm tall” is a criterion (a goal). (a) False (b) True
  4. 4.📋 For a model bridge challenge, is “stand in a fan breeze” a constraint or a criterion? (a) a criterion (b) a constraint
  5. 5.🔍 Which is the odd one out? (a) roll at least 2 metres (b) fit on a school desk (c) spend at most ₹100 (d) use only paper and tape
  6. 6.True or false: “use only paper and tape” is a criterion (a goal). (a) True (b) False
  7. 7.📋 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
  8. 8.📋 For a model bridge challenge, is “fit on a school desk” a constraint or a criterion? (a) a constraint (b) a criterion
  9. 9.True or false: “use at most 20 straws” is a criterion (a goal). (a) True (b) False
  10. 10.📋 For a model bridge challenge, is “finish in 40 minutes” a constraint or a criterion? (a) a criterion (b) a constraint
  11. 11.📋 Constraint: the tower must be no taller than 30 cm. The team’s tower is 26 cm tall. Is it within the constraint? (a) Yes (b) No
  12. 12.📋 For a model bridge challenge, is “roll at least 2 metres” a constraint or a criterion? (a) a criterion (b) a constraint
  13. 13.📋 Criterion: the model bridge must hold at least 1000 g. In the test it held 850 g. Does it meet the criterion? (a) No (b) Yes
  14. 14.True or false: “float for 1 minute” is a constraint (a limit). (a) True (b) False
  15. 15.🔍 Which is the odd one out? (a) fit on a school desk (b) spend at most ₹100 (c) be under 30 cm tall (d) hold up 500 g
  16. 16.📋 For a model bridge challenge, is “keep ice for 1 hour” a constraint or a criterion? (a) a constraint (b) a criterion
  17. 17.True or false: “use only paper and tape” is a constraint (a limit). (a) False (b) True
  18. 18.📋 Criteria are … (a) goals a design must meet (b) the tools you use (c) the team names (d) the limits on money
  19. 19.True or false: “carry 10 coins” is a constraint (a limit). (a) True (b) False
  20. 20.📋 A constraint is … (a) a goal for success (b) a limit you must keep to (c) a final test (d) a kind of glue
  21. 21.📋 Criterion: the model bridge must hold at least 700 g. In the test it held 550 g. Does it meet the criterion? (a) No (b) Yes
  22. 22.🔍 Which is the odd one out? (a) hold up 500 g (b) use at most 20 straws (c) keep ice for 1 hour (d) float for 1 minute
  23. 23.True or false: “hold up 500 g” is a constraint (a limit). (a) False (b) True
  24. 24.📋 Your team’s budget is ₹47. You must buy one roll of tape for ₹5. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  25. 25.True or false: “spend at most ₹100” is a constraint (a limit). (a) False (b) True
  26. 26.📋 Your team’s budget is ₹42. You must buy one roll of tape for ₹20. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  27. 27.🔍 Which is the odd one out? (a) use at most 20 straws (b) spend at most ₹100 (c) use only paper and tape (d) stand in a fan breeze
  28. 28.True or false: “hold up 500 g” is a criterion (a goal). (a) True (b) False
  29. 29.📋 Your team’s budget is ₹63. 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.📋 Criterion: the model bridge must hold at least 400 g. In the test it held 250 g. Does it meet the criterion? (a) Yes (b) No
  31. 31.📋 For a model bridge challenge, is “use only paper and tape” a constraint or a criterion? (a) a constraint (b) a criterion
  32. 32.📋 Your team’s budget is ₹14. You must buy one roll of tape for ₹5. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  33. 33.📋 Criterion: the model bridge must hold at least 900 g. In the test it held 800 g. Does it meet the criterion? (a) Yes (b) No
  34. 34.📋 Constraint: the tower must be no taller than 30 cm. The team’s tower is 28 cm tall. Is it within the constraint? (a) No (b) Yes
  35. 35.📋 Constraint: the tower must be no taller than 30 cm. The team’s tower is 34 cm tall. Is it within the constraint? (a) No (b) Yes
  36. 36.📋 Criterion: the model bridge must hold at least 900 g. In the test it held 750 g. Does it meet the criterion? (a) No (b) Yes
  37. 37.📋 Your team’s budget is ₹69. You must buy one roll of tape for ₹15. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  38. 38.📋 Your team’s budget is ₹39. You must buy one roll of tape for ₹10. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  39. 39.📋 For a model bridge challenge, is “use at most 20 straws” a constraint or a criterion? (a) a constraint (b) a criterion
  40. 40.📋 Your team’s budget is ₹94. You must buy one roll of tape for ₹5. Straws cost ₹4 each. What is the greatest number of straws you can buy?

Answer key

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

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