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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 766 · 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 ₹62. You must buy one roll of tape for ₹15. Straws cost ₹5 each. What is the greatest number of straws you can buy?
  2. 2.📋 For a model bridge challenge, is “be under 30 cm tall” a constraint or a criterion? (a) a constraint (b) a criterion
  3. 3.True or false: “be under 30 cm tall” is a constraint (a limit). (a) True (b) False
  4. 4.📋 For a model bridge challenge, is “carry 10 coins” a constraint or a criterion? (a) a criterion (b) a constraint
  5. 5.📋 Constraint: the tower must be no taller than 50 cm. The team’s tower is 56 cm tall. Is it within the constraint? (a) Yes (b) No
  6. 6.📋 Criteria are … (a) the team names (b) goals a design must meet (c) the limits on money (d) the tools you use
  7. 7.🔍 Which is the odd one out? (a) lift a cup of water (b) use at most 20 straws (c) be under 30 cm tall (d) use only paper and tape
  8. 8.🔍 Which is the odd one out? (a) keep ice for 1 hour (b) use at most 20 straws (c) carry 10 coins (d) roll at least 2 metres
  9. 9.🔍 Which is the odd one out? (a) keep ice for 1 hour (b) stand in a fan breeze (c) spend at most ₹100 (d) hold up 500 g
  10. 10.📋 A design meets every criterion but costs more than the budget. Is it acceptable? (a) no, it breaks a limit (b) yes, always (c) yes, it works (d) only if it is red
  11. 11.🔍 Which is the odd one out? (a) stand in a fan breeze (b) use at most 20 straws (c) spend at most ₹100 (d) fit on a school desk
  12. 12.🔍 Which is the odd one out? (a) roll at least 2 metres (b) finish in 40 minutes (c) use only paper and tape (d) be under 30 cm tall
  13. 13.True or false: “hold up 500 g” is a criterion (a goal). (a) False (b) True
  14. 14.📋 Your team’s budget is ₹28. You must buy one roll of tape for ₹15. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  15. 15.True or false: “hold up 500 g” is a constraint (a limit). (a) True (b) False
  16. 16.📋 A constraint is … (a) a limit you must keep to (b) a final test (c) a goal for success (d) a kind of glue
  17. 17.📋 Constraint: the tower must be no taller than 100 cm. The team’s tower is 98 cm tall. Is it within the constraint? (a) Yes (b) No
  18. 18.True or false: “use at most 20 straws” is a constraint (a limit). (a) True (b) False
  19. 19.📋 For a model bridge challenge, is “finish in 40 minutes” a constraint or a criterion? (a) a constraint (b) a criterion
  20. 20.📋 Your team’s budget is ₹79. You must buy one roll of tape for ₹5. Straws cost ₹4 each. What is the greatest number of straws you can buy?
  21. 21.📋 For a model bridge challenge, is “spend at most ₹100” a constraint or a criterion? (a) a constraint (b) a criterion
  22. 22.📋 Criterion: the model bridge must hold at least 700 g. In the test it held 750 g. Does it meet the criterion? (a) Yes (b) No
  23. 23.📋 For a model bridge challenge, is “lift a cup of water” a constraint or a criterion? (a) a constraint (b) a criterion
  24. 24.True or false: “finish in 40 minutes” is a criterion (a goal). (a) False (b) True
  25. 25.📋 Constraint: the tower must be no taller than 90 cm. The team’s tower is 92 cm tall. Is it within the constraint? (a) Yes (b) No
  26. 26.📋 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
  27. 27.📋 Criterion: the model bridge must hold at least 700 g. In the test it held 800 g. Does it meet the criterion? (a) No (b) Yes
  28. 28.True or false: “stand in a fan breeze” is a constraint (a limit). (a) True (b) False
  29. 29.True or false: “use at most 20 straws” is a criterion (a goal). (a) False (b) True
  30. 30.True or false: “keep ice for 1 hour” is a constraint (a limit). (a) True (b) False
  31. 31.📋 Criterion: the model bridge must hold at least 400 g. In the test it held 550 g. Does it meet the criterion? (a) Yes (b) No
  32. 32.True or false: “use only paper and tape” is a criterion (a goal). (a) False (b) True
  33. 33.📋 For a model bridge challenge, is “keep ice for 1 hour” a constraint or a criterion? (a) a constraint (b) a criterion
  34. 34.📋 For a model bridge challenge, is “float for 1 minute” a constraint or a criterion? (a) a criterion (b) a constraint
  35. 35.📋 Your team’s budget is ₹65. You must buy one roll of tape for ₹10. Straws cost ₹4 each. What is the greatest number of straws you can buy?
  36. 36.📋 Your team’s budget is ₹50. You must buy one roll of tape for ₹5. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  37. 37.True or false: “use only paper and tape” is a constraint (a limit). (a) True (b) False
  38. 38.📋 Constraint: the tower must be no taller than 40 cm. The team’s tower is 34 cm tall. Is it within the constraint? (a) Yes (b) No
  39. 39.📋 Your team’s budget is ₹70. 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.📋 Constraint: the tower must be no taller than 80 cm. The team’s tower is 78 cm tall. Is it within the constraint? (a) No (b) Yes

Answer key

  1. 9
  2. a constraint
  3. True
  4. a criterion
  5. No
  6. goals a design must meet
  7. lift a cup of water
  8. use at most 20 straws
  9. spend at most ₹100
  10. no, it breaks a limit
  11. stand in a fan breeze
  12. roll at least 2 metres
  13. True
  14. 6
  15. False
  16. a limit you must keep to
  17. Yes
  18. True
  19. a constraint
  20. 18
  21. a constraint
  22. Yes
  23. a criterion
  24. False
  25. No
  26. Yes
  27. Yes
  28. False
  29. False
  30. False
  31. Yes
  32. False
  33. a criterion
  34. a criterion
  35. 13
  36. 22
  37. True
  38. Yes
  39. 13
  40. Yes

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