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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 254 · 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.🔍 Which is the odd one out? (a) lift a cup of water (b) stand in a fan breeze (c) keep ice for 1 hour (d) be under 30 cm tall
  2. 2.True or false: “use at most 20 straws” is a constraint (a limit). (a) False (b) True
  3. 3.📋 A design meets every criterion but costs more than the budget. Is it acceptable? (a) no, it breaks a limit (b) only if it is red (c) yes, always (d) yes, it works
  4. 4.📋 Your team’s budget is ₹73. You must buy one roll of tape for ₹15. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  5. 5.📋 Criterion: the model bridge must hold at least 600 g. In the test it held 600 g. Does it meet the criterion? (a) Yes (b) No
  6. 6.🔍 Which is the odd one out? (a) fit on a school desk (b) stand in a fan breeze (c) use at most 20 straws (d) finish in 40 minutes
  7. 7.True or false: “roll at least 2 metres” is a constraint (a limit). (a) True (b) False
  8. 8.True or false: “spend at most ₹100” is a constraint (a limit). (a) True (b) False
  9. 9.🔍 Which is the odd one out? (a) use only paper and tape (b) be under 30 cm tall (c) hold up 500 g (d) fit on a school desk
  10. 10.📋 Criteria are … (a) the tools you use (b) goals a design must meet (c) the team names (d) the limits on money
  11. 11.📋 Constraint: the tower must be no taller than 40 cm. The team’s tower is 42 cm tall. Is it within the constraint? (a) Yes (b) No
  12. 12.🔍 Which is the odd one out? (a) lift a cup of water (b) stand in a fan breeze (c) carry 10 coins (d) use at most 20 straws
  13. 13.True or false: “finish in 40 minutes” is a criterion (a goal). (a) False (b) True
  14. 14.🔍 Which is the odd one out? (a) use only paper and tape (b) stand in a fan breeze (c) carry 10 coins (d) lift a cup of water
  15. 15.True or false: “use only paper and tape” is a constraint (a limit). (a) False (b) True
  16. 16.📋 A constraint is … (a) a goal for success (b) a limit you must keep to (c) a kind of glue (d) a final test
  17. 17.📋 For a model bridge challenge, is “lift a cup of water” a constraint or a criterion? (a) a constraint (b) a criterion
  18. 18.📋 Constraint: the tower must be no taller than 80 cm. The team’s tower is 74 cm tall. Is it within the constraint? (a) Yes (b) No
  19. 19.True or false: “keep ice for 1 hour” is a criterion (a goal). (a) False (b) True
  20. 20.True or false: “fit on a school desk” is a criterion (a goal). (a) False (b) True
  21. 21.📋 For a model bridge challenge, is “float for 1 minute” a constraint or a criterion? (a) a constraint (b) a criterion
  22. 22.📋 For a model bridge challenge, is “carry 10 coins” a constraint or a criterion? (a) a constraint (b) a criterion
  23. 23.True or false: “spend at most ₹100” is a criterion (a goal). (a) False (b) True
  24. 24.📋 Constraint: the tower must be no taller than 100 cm. The team’s tower is 106 cm tall. Is it within the constraint? (a) Yes (b) No
  25. 25.📋 Criterion: the model bridge must hold at least 500 g. In the test it held 450 g. Does it meet the criterion? (a) Yes (b) No
  26. 26.📋 Constraint: the tower must be no taller than 100 cm. The team’s tower is 102 cm tall. Is it within the constraint? (a) No (b) Yes
  27. 27.True or false: “be under 30 cm tall” is a criterion (a goal). (a) False (b) True
  28. 28.📋 For a model bridge challenge, is “be under 30 cm tall” a constraint or a criterion? (a) a constraint (b) a criterion
  29. 29.📋 For a model bridge challenge, is “roll at least 2 metres” a constraint or a criterion? (a) a criterion (b) a constraint
  30. 30.📋 Your team’s budget is ₹75. You must buy one roll of tape for ₹15. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  31. 31.📋 For a model bridge challenge, is “use only paper and tape” a constraint or a criterion? (a) a criterion (b) a constraint
  32. 32.📋 Your team’s budget is ₹104. You must buy one roll of tape for ₹20. Straws cost ₹4 each. What is the greatest number of straws you can buy?
  33. 33.True or false: “hold up 500 g” is a constraint (a limit). (a) False (b) True
  34. 34.🔍 Which is the odd one out? (a) use only paper and tape (b) fit on a school desk (c) roll at least 2 metres (d) spend at most ₹100
  35. 35.🔍 Which is the odd one out? (a) lift a cup of water (b) roll at least 2 metres (c) hold up 500 g (d) finish in 40 minutes
  36. 36.📋 Your team’s budget is ₹33. You must buy one roll of tape for ₹10. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  37. 37.📋 Criterion: the model bridge must hold at least 900 g. In the test it held 950 g. Does it meet the criterion? (a) Yes (b) No
  38. 38.📋 Criterion: the model bridge must hold at least 400 g. In the test it held 550 g. Does it meet the criterion? (a) No (b) Yes
  39. 39.True or false: “stand in a fan breeze” is a constraint (a limit). (a) False (b) True
  40. 40.True or false: “use only paper and tape” is a criterion (a goal). (a) True (b) False

Answer key

  1. be under 30 cm tall
  2. True
  3. no, it breaks a limit
  4. 29
  5. Yes
  6. stand in a fan breeze
  7. False
  8. True
  9. hold up 500 g
  10. goals a design must meet
  11. No
  12. use at most 20 straws
  13. False
  14. use only paper and tape
  15. True
  16. a limit you must keep to
  17. a criterion
  18. Yes
  19. True
  20. False
  21. a criterion
  22. a criterion
  23. False
  24. No
  25. No
  26. No
  27. False
  28. a constraint
  29. a criterion
  30. 30
  31. a constraint
  32. 21
  33. False
  34. roll at least 2 metres
  35. finish in 40 minutes
  36. 7
  37. Yes
  38. Yes
  39. False
  40. False

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