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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 556 · 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 600 g. In the test it held 500 g. Does it meet the criterion? (a) No (b) Yes
  2. 2.📋 Your team’s budget is ₹43. You must buy one roll of tape for ₹15. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  3. 3.True or false: “fit on a school desk” is a criterion (a goal). (a) True (b) False
  4. 4.True or false: “spend at most ₹100” is a constraint (a limit). (a) False (b) True
  5. 5.📋 Your team’s budget is ₹62. You must buy one roll of tape for ₹15. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  6. 6.📋 A constraint is … (a) a final test (b) a limit you must keep to (c) a goal for success (d) a kind of glue
  7. 7.📋 Criteria are … (a) the tools you use (b) the limits on money (c) the team names (d) goals a design must meet
  8. 8.True or false: “stand in a fan breeze” is a criterion (a goal). (a) True (b) False
  9. 9.True or false: “lift a cup of water” is a constraint (a limit). (a) False (b) True
  10. 10.📋 For a model bridge challenge, is “lift a cup of water” a constraint or a criterion? (a) a constraint (b) a criterion
  11. 11.True or false: “keep ice for 1 hour” is a criterion (a goal). (a) True (b) False
  12. 12.📋 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
  13. 13.📋 Your team’s budget is ₹60. You must buy one roll of tape for ₹10. Straws cost ₹4 each. What is the greatest number of straws you can buy?
  14. 14.📋 For a model bridge challenge, is “roll at least 2 metres” a constraint or a criterion? (a) a criterion (b) a constraint
  15. 15.📋 For a model bridge challenge, is “float for 1 minute” a constraint or a criterion? (a) a constraint (b) a criterion
  16. 16.🔍 Which is the odd one out? (a) carry 10 coins (b) keep ice for 1 hour (c) stand in a fan breeze (d) fit on a school desk
  17. 17.📋 Your team’s budget is ₹33. 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.📋 Your team’s budget is ₹26. You must buy one roll of tape for ₹5. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  19. 19.True or false: “float for 1 minute” is a constraint (a limit). (a) True (b) False
  20. 20.🔍 Which is the odd one out? (a) lift a cup of water (b) be under 30 cm tall (c) hold up 500 g (d) keep ice for 1 hour
  21. 21.📋 Your team’s budget is ₹43. You must buy one roll of tape for ₹20. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  22. 22.📋 Criterion: the model bridge must hold at least 500 g. In the test it held 500 g. Does it meet the criterion? (a) No (b) Yes
  23. 23.📋 For a model bridge challenge, is “stand in a fan breeze” a constraint or a criterion? (a) a constraint (b) a criterion
  24. 24.📋 Your team’s budget is ₹65. You must buy one roll of tape for ₹5. Straws cost ₹4 each. What is the greatest number of straws you can buy?
  25. 25.📋 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
  26. 26.True or false: “hold up 500 g” is a constraint (a limit). (a) False (b) True
  27. 27.🔍 Which is the odd one out? (a) finish in 40 minutes (b) carry 10 coins (c) hold up 500 g (d) stand in a fan breeze
  28. 28.True or false: “float for 1 minute” is a criterion (a goal). (a) False (b) True
  29. 29.📋 Your team’s budget is ₹51. You must buy one roll of tape for ₹20. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  30. 30.True or false: “roll at least 2 metres” is a constraint (a limit). (a) False (b) True
  31. 31.📋 Constraint: the tower must be no taller than 100 cm. The team’s tower is 96 cm tall. Is it within the constraint? (a) Yes (b) No
  32. 32.📋 For a model bridge challenge, is “finish in 40 minutes” a constraint or a criterion? (a) a criterion (b) a constraint
  33. 33.🔍 Which is the odd one out? (a) lift a cup of water (b) float for 1 minute (c) keep ice for 1 hour (d) use at most 20 straws
  34. 34.📋 For a model bridge challenge, is “hold up 500 g” a constraint or a criterion? (a) a criterion (b) a constraint
  35. 35.True or false: “be under 30 cm tall” is a constraint (a limit). (a) False (b) True
  36. 36.📋 For a model bridge challenge, is “be under 30 cm tall” a constraint or a criterion? (a) a constraint (b) a criterion
  37. 37.📋 Your team’s budget is ₹36. You must buy one roll of tape for ₹15. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  38. 38.True or false: “finish in 40 minutes” is a criterion (a goal). (a) False (b) True
  39. 39.🔍 Which is the odd one out? (a) use at most 20 straws (b) finish in 40 minutes (c) be under 30 cm tall (d) float for 1 minute
  40. 40.📋 Your team’s budget is ₹28. You must buy one roll of tape for ₹10. Straws cost ₹3 each. What is the greatest number of straws you can buy?

Answer key

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

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