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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 215 · 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.📋 For a model bridge challenge, is “roll at least 2 metres” a constraint or a criterion? (a) a criterion (b) a constraint
  2. 2.📋 Your team’s budget is ₹17. You must buy one roll of tape for ₹5. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  3. 3.📋 Your team’s budget is ₹75. You must buy one roll of tape for ₹20. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  4. 4.True or false: “use at most 20 straws” is a criterion (a goal). (a) False (b) True
  5. 5.🔍 Which is the odd one out? (a) hold up 500 g (b) carry 10 coins (c) stand in a fan breeze (d) use only paper and tape
  6. 6.📋 For a model bridge challenge, is “use only paper and tape” a constraint or a criterion? (a) a criterion (b) a constraint
  7. 7.📋 Criterion: the model bridge must hold at least 500 g. In the test it held 450 g. Does it meet the criterion? (a) No (b) Yes
  8. 8.True or false: “hold up 500 g” is a constraint (a limit). (a) False (b) True
  9. 9.True or false: “float for 1 minute” is a criterion (a goal). (a) False (b) True
  10. 10.🔍 Which is the odd one out? (a) float for 1 minute (b) spend at most ₹100 (c) finish in 40 minutes (d) use at most 20 straws
  11. 11.📋 Your team’s budget is ₹92. You must buy one roll of tape for ₹10. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  12. 12.📋 Criteria are … (a) the limits on money (b) the tools you use (c) the team names (d) goals a design must meet
  13. 13.True or false: “float for 1 minute” is a constraint (a limit). (a) False (b) True
  14. 14.📋 A constraint is … (a) a final test (b) a limit you must keep to (c) a goal for success (d) a kind of glue
  15. 15.📋 Your team’s budget is ₹150. You must buy one roll of tape for ₹15. Straws cost ₹5 each. What is the greatest number of straws you can buy?
  16. 16.🔍 Which is the odd one out? (a) spend at most ₹100 (b) finish in 40 minutes (c) use at most 20 straws (d) keep ice for 1 hour
  17. 17.📋 Constraint: the tower must be no taller than 90 cm. The team’s tower is 86 cm tall. Is it within the constraint? (a) Yes (b) No
  18. 18.📋 Constraint: the tower must be no taller than 90 cm. The team’s tower is 88 cm tall. Is it within the constraint? (a) No (b) Yes
  19. 19.True or false: “keep ice for 1 hour” is a criterion (a goal). (a) True (b) False
  20. 20.🔍 Which is the odd one out? (a) float for 1 minute (b) roll at least 2 metres (c) be under 30 cm tall (d) hold up 500 g
  21. 21.True or false: “use only paper and tape” is a criterion (a goal). (a) False (b) True
  22. 22.📋 For a model bridge challenge, is “finish in 40 minutes” a constraint or a criterion? (a) a criterion (b) a constraint
  23. 23.True or false: “keep ice for 1 hour” is a constraint (a limit). (a) False (b) True
  24. 24.📋 For a model bridge challenge, is “fit on a school desk” a constraint or a criterion? (a) a criterion (b) a constraint
  25. 25.📋 Criterion: the model bridge must hold at least 900 g. In the test it held 1000 g. Does it meet the criterion? (a) Yes (b) No
  26. 26.🔍 Which is the odd one out? (a) hold up 500 g (b) use only paper and tape (c) be under 30 cm tall (d) use at most 20 straws
  27. 27.📋 For a model bridge challenge, is “be under 30 cm tall” a constraint or a criterion? (a) a constraint (b) a criterion
  28. 28.📋 For a model bridge challenge, is “stand in a fan breeze” a constraint or a criterion? (a) a constraint (b) a criterion
  29. 29.🔍 Which is the odd one out? (a) float for 1 minute (b) carry 10 coins (c) fit on a school desk (d) stand in a fan breeze
  30. 30.True or false: “roll at least 2 metres” is a constraint (a limit). (a) False (b) True
  31. 31.True or false: “fit on a school desk” is a criterion (a goal). (a) True (b) False
  32. 32.🔍 Which is the odd one out? (a) float for 1 minute (b) carry 10 coins (c) finish in 40 minutes (d) keep ice for 1 hour
  33. 33.📋 Your team’s budget is ₹41. You must buy one roll of tape for ₹10. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  34. 34.True or false: “fit on a school desk” is a constraint (a limit). (a) True (b) False
  35. 35.📋 Constraint: the tower must be no taller than 80 cm. The team’s tower is 82 cm tall. Is it within the constraint? (a) No (b) Yes
  36. 36.True or false: “spend at most ₹100” is a constraint (a limit). (a) True (b) False
  37. 37.📋 For a model bridge challenge, is “carry 10 coins” a constraint or a criterion? (a) a constraint (b) a criterion
  38. 38.🔍 Which is the odd one out? (a) hold up 500 g (b) carry 10 coins (c) spend at most ₹100 (d) keep ice for 1 hour
  39. 39.🔍 Which is the odd one out? (a) hold up 500 g (b) use at most 20 straws (c) lift a cup of water (d) float for 1 minute
  40. 40.📋 Criterion: the model bridge must hold at least 1000 g. In the test it held 900 g. Does it meet the criterion? (a) Yes (b) No

Answer key

  1. a criterion
  2. 6
  3. 27
  4. False
  5. use only paper and tape
  6. a constraint
  7. No
  8. False
  9. True
  10. float for 1 minute
  11. 27
  12. goals a design must meet
  13. False
  14. a limit you must keep to
  15. 27
  16. keep ice for 1 hour
  17. Yes
  18. Yes
  19. True
  20. be under 30 cm tall
  21. False
  22. a constraint
  23. False
  24. a constraint
  25. Yes
  26. hold up 500 g
  27. a constraint
  28. a criterion
  29. fit on a school desk
  30. False
  31. False
  32. finish in 40 minutes
  33. 10
  34. True
  35. No
  36. True
  37. a criterion
  38. spend at most ₹100
  39. use at most 20 straws
  40. No

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