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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 929 · 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.True or false: “carry 10 coins” is a criterion (a goal). (a) False (b) True
  2. 2.True or false: “finish in 40 minutes” is a criterion (a goal). (a) True (b) False
  3. 3.📋 Criterion: the model bridge must hold at least 400 g. In the test it held 300 g. Does it meet the criterion? (a) Yes (b) No
  4. 4.📋 For a model bridge challenge, is “fit on a school desk” a constraint or a criterion? (a) a criterion (b) a constraint
  5. 5.📋 For a model bridge challenge, is “float for 1 minute” a constraint or a criterion? (a) a constraint (b) a criterion
  6. 6.📋 Your team’s budget is ₹79. You must buy one roll of tape for ₹20. Straws cost ₹5 each. What is the greatest number of straws you can buy?
  7. 7.📋 For a model bridge challenge, is “finish in 40 minutes” a constraint or a criterion? (a) a constraint (b) a criterion
  8. 8.📋 For a model bridge challenge, is “use at most 20 straws” a constraint or a criterion? (a) a constraint (b) a criterion
  9. 9.📋 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?
  10. 10.True or false: “fit on a school desk” is a criterion (a goal). (a) True (b) False
  11. 11.📋 A constraint is … (a) a goal for success (b) a final test (c) a kind of glue (d) a limit you must keep to
  12. 12.📋 For a model bridge challenge, is “spend at most ₹100” a constraint or a criterion? (a) a constraint (b) a criterion
  13. 13.📋 For a model bridge challenge, is “be under 30 cm tall” a constraint or a criterion? (a) a constraint (b) a criterion
  14. 14.📋 For a model bridge challenge, is “hold up 500 g” a constraint or a criterion? (a) a constraint (b) a criterion
  15. 15.📋 Constraint: the tower must be no taller than 70 cm. The team’s tower is 76 cm tall. Is it within the constraint? (a) No (b) Yes
  16. 16.📋 Your team’s budget is ₹34. You must buy one roll of tape for ₹5. Straws cost ₹4 each. What is the greatest number of straws you can buy?
  17. 17.📋 Criteria are … (a) the team names (b) the limits on money (c) goals a design must meet (d) the tools you use
  18. 18.True or false: “roll at least 2 metres” is a constraint (a limit). (a) False (b) True
  19. 19.True or false: “be under 30 cm tall” is a constraint (a limit). (a) True (b) False
  20. 20.📋 Criterion: the model bridge must hold at least 200 g. In the test it held 200 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 criterion (b) a constraint
  22. 22.📋 A design meets every criterion but costs more than the budget. Is it acceptable? (a) yes, always (b) only if it is red (c) yes, it works (d) no, it breaks a limit
  23. 23.📋 Constraint: the tower must be no taller than 30 cm. The team’s tower is 32 cm tall. Is it within the constraint? (a) No (b) Yes
  24. 24.📋 Your team’s budget is ₹24. You must buy one roll of tape for ₹5. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  25. 25.📋 Criterion: the model bridge must hold at least 800 g. In the test it held 900 g. Does it meet the criterion? (a) No (b) Yes
  26. 26.True or false: “lift a cup of water” is a criterion (a goal). (a) True (b) False
  27. 27.📋 Constraint: the tower must be no taller than 90 cm. The team’s tower is 90 cm tall. Is it within the constraint? (a) Yes (b) No
  28. 28.🔍 Which is the odd one out? (a) fit on a school desk (b) roll at least 2 metres (c) finish in 40 minutes (d) use only paper and tape
  29. 29.True or false: “stand in a fan breeze” is a criterion (a goal). (a) False (b) True
  30. 30.📋 For a model bridge challenge, is “roll at least 2 metres” a constraint or a criterion? (a) a constraint (b) a criterion
  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.True or false: “keep ice for 1 hour” is a criterion (a goal). (a) True (b) False
  33. 33.True or false: “stand in a fan breeze” is a constraint (a limit). (a) True (b) False
  34. 34.📋 Your team’s budget is ₹138. You must buy one roll of tape for ₹15. Straws cost ₹4 each. What is the greatest number of straws you can buy?
  35. 35.True or false: “finish in 40 minutes” is a constraint (a limit). (a) False (b) True
  36. 36.📋 For a model bridge challenge, is “stand in a fan breeze” a constraint or a criterion? (a) a constraint (b) a criterion
  37. 37.📋 Your team’s budget is ₹113. You must buy one roll of tape for ₹10. Straws cost ₹4 each. What is the greatest number of straws you can buy?
  38. 38.📋 Constraint: the tower must be no taller than 40 cm. The team’s tower is 36 cm tall. Is it within the constraint? (a) Yes (b) No
  39. 39.📋 Criterion: the model bridge must hold at least 1000 g. In the test it held 1000 g. Does it meet the criterion? (a) No (b) Yes
  40. 40.🔍 Which is the odd one out? (a) stand in a fan breeze (b) lift a cup of water (c) be under 30 cm tall (d) roll at least 2 metres

Answer key

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

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