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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 725 · 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: “use only paper and tape” is a criterion (a goal). (a) False (b) True
  2. 2.True or false: “keep ice for 1 hour” is a constraint (a limit). (a) False (b) True
  3. 3.📋 A constraint is … (a) a goal for success (b) a limit you must keep to (c) a final test (d) a kind of glue
  4. 4.🔍 Which is the odd one out? (a) use only paper and tape (b) spend at most ₹100 (c) fit on a school desk (d) float for 1 minute
  5. 5.🔍 Which is the odd one out? (a) keep ice for 1 hour (b) spend at most ₹100 (c) stand in a fan breeze (d) hold up 500 g
  6. 6.True or false: “finish in 40 minutes” is a constraint (a limit). (a) True (b) False
  7. 7.📋 Criteria are … (a) goals a design must meet (b) the tools you use (c) the team names (d) the limits on money
  8. 8.🔍 Which is the odd one out? (a) hold up 500 g (b) use at most 20 straws (c) roll at least 2 metres (d) carry 10 coins
  9. 9.🔍 Which is the odd one out? (a) use only paper and tape (b) use at most 20 straws (c) be under 30 cm tall (d) lift a cup of water
  10. 10.True or false: “spend at most ₹100” is a constraint (a limit). (a) True (b) False
  11. 11.📋 Constraint: the tower must be no taller than 100 cm. The team’s tower is 106 cm tall. Is it within the constraint? (a) No (b) Yes
  12. 12.📋 Criterion: the model bridge must hold at least 300 g. In the test it held 250 g. Does it meet the criterion? (a) Yes (b) No
  13. 13.📋 A design meets every criterion but costs more than the budget. Is it acceptable? (a) yes, always (b) only if it is red (c) no, it breaks a limit (d) yes, it works
  14. 14.📋 Constraint: the tower must be no taller than 40 cm. The team’s tower is 40 cm tall. Is it within the constraint? (a) No (b) Yes
  15. 15.📋 For a model bridge challenge, is “stand in a fan breeze” a constraint or a criterion? (a) a constraint (b) a criterion
  16. 16.📋 For a model bridge challenge, is “float for 1 minute” a constraint or a criterion? (a) a criterion (b) a constraint
  17. 17.True or false: “lift a cup of water” is a criterion (a goal). (a) True (b) False
  18. 18.🔍 Which is the odd one out? (a) keep ice for 1 hour (b) fit on a school desk (c) finish in 40 minutes (d) use only paper and tape
  19. 19.📋 Constraint: the tower must be no taller than 80 cm. The team’s tower is 78 cm tall. Is it within the constraint? (a) No (b) Yes
  20. 20.📋 Constraint: the tower must be no taller than 60 cm. The team’s tower is 64 cm tall. Is it within the constraint? (a) Yes (b) No
  21. 21.📋 Criterion: the model bridge must hold at least 900 g. In the test it held 850 g. Does it meet the criterion? (a) Yes (b) No
  22. 22.True or false: “float for 1 minute” is a criterion (a goal). (a) False (b) True
  23. 23.True or false: “fit on a school desk” is a constraint (a limit). (a) True (b) False
  24. 24.True or false: “lift a cup of water” is a constraint (a limit). (a) False (b) True
  25. 25.📋 For a model bridge challenge, is “carry 10 coins” a constraint or a criterion? (a) a constraint (b) a criterion
  26. 26.📋 For a model bridge challenge, is “finish in 40 minutes” a constraint or a criterion? (a) a constraint (b) a criterion
  27. 27.📋 Your team’s budget is ₹85. You must buy one roll of tape for ₹15. Straws cost ₹4 each. What is the greatest number of straws you can buy?
  28. 28.📋 For a model bridge challenge, is “keep ice for 1 hour” a constraint or a criterion? (a) a constraint (b) a criterion
  29. 29.True or false: “finish in 40 minutes” is a criterion (a goal). (a) True (b) False
  30. 30.📋 Criterion: the model bridge must hold at least 800 g. In the test it held 650 g. Does it meet the criterion? (a) Yes (b) No
  31. 31.📋 Constraint: the tower must be no taller than 60 cm. The team’s tower is 56 cm tall. Is it within the constraint? (a) No (b) Yes
  32. 32.📋 For a model bridge challenge, is “roll at least 2 metres” a constraint or a criterion? (a) a constraint (b) a criterion
  33. 33.📋 Constraint: the tower must be no taller than 40 cm. The team’s tower is 38 cm tall. Is it within the constraint? (a) Yes (b) No
  34. 34.📋 Constraint: the tower must be no taller than 30 cm. The team’s tower is 24 cm tall. Is it within the constraint? (a) No (b) Yes
  35. 35.True or false: “carry 10 coins” is a constraint (a limit). (a) False (b) True
  36. 36.True or false: “hold up 500 g” is a criterion (a goal). (a) False (b) True
  37. 37.📋 For a model bridge challenge, is “lift a cup of water” a constraint or a criterion? (a) a constraint (b) a criterion
  38. 38.🔍 Which is the odd one out? (a) spend at most ₹100 (b) use only paper and tape (c) be under 30 cm tall (d) carry 10 coins
  39. 39.📋 Constraint: the tower must be no taller than 80 cm. The team’s tower is 74 cm tall. Is it within the constraint? (a) No (b) Yes
  40. 40.📋 For a model bridge challenge, is “use only paper and tape” a constraint or a criterion? (a) a criterion (b) a constraint

Answer key

  1. False
  2. False
  3. a limit you must keep to
  4. float for 1 minute
  5. spend at most ₹100
  6. True
  7. goals a design must meet
  8. use at most 20 straws
  9. lift a cup of water
  10. True
  11. No
  12. No
  13. no, it breaks a limit
  14. Yes
  15. a criterion
  16. a criterion
  17. True
  18. keep ice for 1 hour
  19. Yes
  20. No
  21. No
  22. True
  23. True
  24. False
  25. a criterion
  26. a constraint
  27. 17
  28. a criterion
  29. False
  30. No
  31. Yes
  32. a criterion
  33. Yes
  34. Yes
  35. False
  36. True
  37. a criterion
  38. carry 10 coins
  39. Yes
  40. a constraint

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