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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 398 · 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.📋 Your team’s budget is ₹30. You must buy one roll of tape for ₹15. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  2. 2.📋 Criterion: the model bridge must hold at least 1000 g. In the test it held 1150 g. Does it meet the criterion? (a) Yes (b) No
  3. 3.📋 A constraint is … (a) a goal for success (b) a kind of glue (c) a final test (d) a limit you must keep to
  4. 4.True or false: “carry 10 coins” is a constraint (a limit). (a) False (b) True
  5. 5.True or false: “keep ice for 1 hour” is a criterion (a goal). (a) True (b) False
  6. 6.📋 For a model bridge challenge, is “spend at most ₹100” a constraint or a criterion? (a) a constraint (b) a criterion
  7. 7.📋 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
  8. 8.📋 Your team’s budget is ₹68. You must buy one roll of tape for ₹15. Straws cost ₹5 each. What is the greatest number of straws you can buy?
  9. 9.📋 Criterion: the model bridge must hold at least 1000 g. In the test it held 1050 g. Does it meet the criterion? (a) No (b) Yes
  10. 10.📋 Criterion: the model bridge must hold at least 900 g. In the test it held 750 g. Does it meet the criterion? (a) Yes (b) No
  11. 11.📋 For a model bridge challenge, is “roll at least 2 metres” a constraint or a criterion? (a) a constraint (b) a criterion
  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 ₹17. You must buy one roll of tape for ₹5. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  14. 14.📋 A design meets every criterion but costs more than the budget. Is it acceptable? (a) yes, always (b) yes, it works (c) only if it is red (d) no, it breaks a limit
  15. 15.📋 Criteria are … (a) the tools you use (b) the limits on money (c) goals a design must meet (d) the team names
  16. 16.True or false: “use at most 20 straws” is a criterion (a goal). (a) True (b) False
  17. 17.📋 Your team’s budget is ₹47. You must buy one roll of tape for ₹15. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  18. 18.📋 Criterion: the model bridge must hold at least 300 g. In the test it held 200 g. Does it meet the criterion? (a) Yes (b) No
  19. 19.📋 For a model bridge challenge, is “use only paper and tape” a constraint or a criterion? (a) a criterion (b) a constraint
  20. 20.📋 For a model bridge challenge, is “hold up 500 g” a constraint or a criterion? (a) a constraint (b) a criterion
  21. 21.📋 Criterion: the model bridge must hold at least 300 g. In the test it held 300 g. Does it meet the criterion? (a) No (b) Yes
  22. 22.🔍 Which is the odd one out? (a) use only paper and tape (b) use at most 20 straws (c) carry 10 coins (d) be under 30 cm tall
  23. 23.True or false: “finish in 40 minutes” is a criterion (a goal). (a) False (b) True
  24. 24.🔍 Which is the odd one out? (a) use at most 20 straws (b) spend at most ₹100 (c) float for 1 minute (d) use only paper and tape
  25. 25.True or false: “float for 1 minute” is a constraint (a limit). (a) True (b) False
  26. 26.True or false: “stand in a fan breeze” is a constraint (a limit). (a) False (b) True
  27. 27.📋 Criterion: the model bridge must hold at least 900 g. In the test it held 800 g. Does it meet the criterion? (a) No (b) Yes
  28. 28.📋 Constraint: the tower must be no taller than 70 cm. The team’s tower is 72 cm tall. Is it within the constraint? (a) No (b) Yes
  29. 29.📋 Criterion: the model bridge must hold at least 700 g. In the test it held 650 g. Does it meet the criterion? (a) No (b) Yes
  30. 30.🔍 Which is the odd one out? (a) lift a cup of water (b) be under 30 cm tall (c) finish in 40 minutes (d) fit on a school desk
  31. 31.True or false: “lift a cup of water” is a constraint (a limit). (a) True (b) False
  32. 32.📋 Criterion: the model bridge must hold at least 400 g. In the test it held 250 g. Does it meet the criterion? (a) No (b) Yes
  33. 33.🔍 Which is the odd one out? (a) use at most 20 straws (b) finish in 40 minutes (c) use only paper and tape (d) stand in a fan breeze
  34. 34.📋 Criterion: the model bridge must hold at least 200 g. In the test it held 50 g. Does it meet the criterion? (a) Yes (b) No
  35. 35.📋 For a model bridge challenge, is “lift a cup of water” a constraint or a criterion? (a) a constraint (b) a criterion
  36. 36.True or false: “use at most 20 straws” is a constraint (a limit). (a) False (b) True
  37. 37.True or false: “fit on a school desk” is a criterion (a goal). (a) True (b) False
  38. 38.📋 Criterion: the model bridge must hold at least 400 g. In the test it held 450 g. Does it meet the criterion? (a) Yes (b) No
  39. 39.📋 Criterion: the model bridge must hold at least 800 g. In the test it held 700 g. Does it meet the criterion? (a) Yes (b) No
  40. 40.📋 Constraint: the tower must be no taller than 30 cm. The team’s tower is 24 cm tall. Is it within the constraint? (a) No (b) Yes

Answer key

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

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