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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 550 · 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: “fit on a school desk” is a criterion (a goal). (a) False (b) True
  2. 2.📋 For a model bridge challenge, is “finish in 40 minutes” a constraint or a criterion? (a) a criterion (b) a constraint
  3. 3.📋 For a model bridge challenge, is “roll at least 2 metres” a constraint or a criterion? (a) a criterion (b) a constraint
  4. 4.True or false: “hold up 500 g” is a criterion (a goal). (a) True (b) False
  5. 5.True or false: “stand in a fan breeze” is a constraint (a limit). (a) True (b) False
  6. 6.📋 For a model bridge challenge, is “be under 30 cm tall” a constraint or a criterion? (a) a criterion (b) a constraint
  7. 7.📋 Your team’s budget is ₹43. You must buy one roll of tape for ₹15. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  8. 8.📋 A constraint is … (a) a limit you must keep to (b) a goal for success (c) a kind of glue (d) a final test
  9. 9.True or false: “float for 1 minute” is a constraint (a limit). (a) True (b) False
  10. 10.🔍 Which is the odd one out? (a) carry 10 coins (b) stand in a fan breeze (c) float for 1 minute (d) fit on a school desk
  11. 11.📋 For a model bridge challenge, is “hold up 500 g” a constraint or a criterion? (a) a constraint (b) a criterion
  12. 12.📋 For a model bridge challenge, is “float for 1 minute” a constraint or a criterion? (a) a criterion (b) a constraint
  13. 13.📋 Your team’s budget is ₹30. 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.True or false: “lift a cup of water” is a constraint (a limit). (a) True (b) False
  15. 15.True or false: “carry 10 coins” is a constraint (a limit). (a) True (b) False
  16. 16.📋 Your team’s budget is ₹151. You must buy one roll of tape for ₹10. Straws cost ₹5 each. What is the greatest number of straws you can buy?
  17. 17.📋 Your team’s budget is ₹45. 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 700 g. In the test it held 750 g. Does it meet the criterion? (a) Yes (b) No
  19. 19.🔍 Which is the odd one out? (a) fit on a school desk (b) hold up 500 g (c) be under 30 cm tall (d) use only paper and tape
  20. 20.True or false: “be under 30 cm tall” is a criterion (a goal). (a) False (b) True
  21. 21.True or false: “be under 30 cm tall” is a constraint (a limit). (a) False (b) True
  22. 22.📋 Your team’s budget is ₹76. You must buy one roll of tape for ₹15. Straws cost ₹5 each. What is the greatest number of straws you can buy?
  23. 23.📋 For a model bridge challenge, is “spend at most ₹100” a constraint or a criterion? (a) a criterion (b) a constraint
  24. 24.📋 For a model bridge challenge, is “lift a cup of water” a constraint or a criterion? (a) a constraint (b) a criterion
  25. 25.True or false: “hold up 500 g” is a constraint (a limit). (a) True (b) False
  26. 26.🔍 Which is the odd one out? (a) roll at least 2 metres (b) stand in a fan breeze (c) finish in 40 minutes (d) float for 1 minute
  27. 27.📋 Your team’s budget is ₹27. You must buy one roll of tape for ₹5. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  28. 28.📋 Your team’s budget is ₹56. You must buy one roll of tape for ₹15. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  29. 29.📋 For a model bridge challenge, is “use at most 20 straws” a constraint or a criterion? (a) a criterion (b) a constraint
  30. 30.📋 Constraint: the tower must be no taller than 50 cm. The team’s tower is 46 cm tall. Is it within the constraint? (a) No (b) Yes
  31. 31.🔍 Which is the odd one out? (a) lift a cup of water (b) hold up 500 g (c) float for 1 minute (d) use at most 20 straws
  32. 32.True or false: “finish in 40 minutes” is a constraint (a limit). (a) False (b) True
  33. 33.📋 Your team’s budget is ₹25. You must buy one roll of tape for ₹20. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  34. 34.📋 For a model bridge challenge, is “carry 10 coins” a constraint or a criterion? (a) a criterion (b) a constraint
  35. 35.📋 Constraint: the tower must be no taller than 40 cm. The team’s tower is 46 cm tall. Is it within the constraint? (a) Yes (b) No
  36. 36.📋 Criterion: the model bridge must hold at least 600 g. In the test it held 750 g. Does it meet the criterion? (a) No (b) Yes
  37. 37.📋 Constraint: the tower must be no taller than 100 cm. The team’s tower is 104 cm tall. Is it within the constraint? (a) Yes (b) No
  38. 38.📋 For a model bridge challenge, is “keep ice for 1 hour” a constraint or a criterion? (a) a constraint (b) a criterion
  39. 39.📋 Your team’s budget is ₹39. You must buy one roll of tape for ₹10. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  40. 40.📋 Criterion: the model bridge must hold at least 200 g. In the test it held 50 g. Does it meet the criterion? (a) No (b) Yes

Answer key

  1. False
  2. a constraint
  3. a criterion
  4. True
  5. False
  6. a constraint
  7. 28
  8. a limit you must keep to
  9. False
  10. fit on a school desk
  11. a criterion
  12. a criterion
  13. 5
  14. False
  15. False
  16. 28
  17. 10
  18. Yes
  19. hold up 500 g
  20. False
  21. True
  22. 12
  23. a constraint
  24. a criterion
  25. False
  26. finish in 40 minutes
  27. 22
  28. 20
  29. a constraint
  30. Yes
  31. use at most 20 straws
  32. True
  33. 5
  34. a criterion
  35. No
  36. Yes
  37. No
  38. a criterion
  39. 9
  40. No

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