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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 571 · 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 400 g. Does it meet the criterion? (a) No (b) Yes
  2. 2.📋 For a model bridge challenge, is “carry 10 coins” a constraint or a criterion? (a) a constraint (b) a criterion
  3. 3.📋 For a model bridge challenge, is “spend at most ₹100” a constraint or a criterion? (a) a constraint (b) a criterion
  4. 4.📋 Constraint: the tower must be no taller than 30 cm. The team’s tower is 36 cm tall. Is it within the constraint? (a) No (b) Yes
  5. 5.📋 For a model bridge challenge, is “use at most 20 straws” a constraint or a criterion? (a) a criterion (b) a constraint
  6. 6.📋 Criteria are … (a) the team names (b) the limits on money (c) goals a design must meet (d) the tools you use
  7. 7.🔍 Which is the odd one out? (a) hold up 500 g (b) lift a cup of water (c) use only paper and tape (d) float for 1 minute
  8. 8.🔍 Which is the odd one out? (a) be under 30 cm tall (b) roll at least 2 metres (c) use only paper and tape (d) spend at most ₹100
  9. 9.📋 Constraint: the tower must be no taller than 40 cm. The team’s tower is 40 cm tall. Is it within the constraint? (a) No (b) Yes
  10. 10.🔍 Which is the odd one out? (a) roll at least 2 metres (b) keep ice for 1 hour (c) finish in 40 minutes (d) float for 1 minute
  11. 11.True or false: “fit on a school desk” is a criterion (a goal). (a) True (b) False
  12. 12.📋 Your team’s budget is ₹75. You must buy one roll of tape for ₹15. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  13. 13.True or false: “float for 1 minute” is a criterion (a goal). (a) False (b) True
  14. 14.📋 Criterion: the model bridge must hold at least 800 g. In the test it held 850 g. Does it meet the criterion? (a) Yes (b) No
  15. 15.📋 Your team’s budget is ₹27. You must buy one roll of tape for ₹10. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  16. 16.True or false: “use at most 20 straws” is a criterion (a goal). (a) True (b) False
  17. 17.📋 A constraint is … (a) a kind of glue (b) a final test (c) a goal for success (d) a limit you must keep to
  18. 18.True or false: “use only paper and tape” is a constraint (a limit). (a) False (b) True
  19. 19.True or false: “finish in 40 minutes” is a constraint (a limit). (a) False (b) True
  20. 20.📋 For a model bridge challenge, is “be under 30 cm tall” a constraint or a criterion? (a) a criterion (b) a constraint
  21. 21.📋 Your team’s budget is ₹136. You must buy one roll of tape for ₹5. Straws cost ₹5 each. What is the greatest number of straws you can buy?
  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.📋 Constraint: the tower must be no taller than 40 cm. The team’s tower is 38 cm tall. Is it within the constraint? (a) Yes (b) No
  24. 24.📋 Criterion: the model bridge must hold at least 200 g. In the test it held 200 g. Does it meet the criterion? (a) Yes (b) No
  25. 25.📋 Constraint: the tower must be no taller than 60 cm. The team’s tower is 64 cm tall. Is it within the constraint? (a) No (b) Yes
  26. 26.🔍 Which is the odd one out? (a) be under 30 cm tall (b) hold up 500 g (c) finish in 40 minutes (d) use only paper and tape
  27. 27.📋 Your team’s budget is ₹43. You must buy one roll of tape for ₹15. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  28. 28.📋 For a model bridge challenge, is “float for 1 minute” a constraint or a criterion? (a) a constraint (b) a criterion
  29. 29.📋 Criterion: the model bridge must hold at least 200 g. In the test it held 300 g. Does it meet the criterion? (a) Yes (b) No
  30. 30.True or false: “be under 30 cm tall” is a constraint (a limit). (a) True (b) False
  31. 31.True or false: “keep ice for 1 hour” is a criterion (a goal). (a) False (b) True
  32. 32.📋 For a model bridge challenge, is “hold up 500 g” a constraint or a criterion? (a) a criterion (b) a constraint
  33. 33.📋 Criterion: the model bridge must hold at least 800 g. In the test it held 650 g. Does it meet the criterion? (a) No (b) Yes
  34. 34.📋 For a model bridge challenge, is “roll at least 2 metres” a constraint or a criterion? (a) a constraint (b) a criterion
  35. 35.📋 Criterion: the model bridge must hold at least 600 g. In the test it held 450 g. Does it meet the criterion? (a) No (b) Yes
  36. 36.📋 For a model bridge challenge, is “finish in 40 minutes” a constraint or a criterion? (a) a constraint (b) a criterion
  37. 37.True or false: “finish in 40 minutes” is a criterion (a goal). (a) False (b) True
  38. 38.📋 For a model bridge challenge, is “use only paper and tape” a constraint or a criterion? (a) a criterion (b) a constraint
  39. 39.📋 Criterion: the model bridge must hold at least 600 g. In the test it held 550 g. Does it meet the criterion? (a) No (b) Yes
  40. 40.📋 Constraint: the tower must be no taller than 50 cm. The team’s tower is 48 cm tall. Is it within the constraint? (a) No (b) Yes

Answer key

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

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