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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 678 · 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 “lift a cup of water” a constraint or a criterion? (a) a criterion (b) a constraint
  2. 2.📋 A constraint is … (a) a limit you must keep to (b) a final test (c) a kind of glue (d) a goal for success
  3. 3.📋 Criterion: the model bridge must hold at least 800 g. In the test it held 700 g. Does it meet the criterion? (a) No (b) Yes
  4. 4.True or false: “hold up 500 g” is a criterion (a goal). (a) False (b) True
  5. 5.📋 For a model bridge challenge, is “spend at most ₹100” a constraint or a criterion? (a) a criterion (b) a constraint
  6. 6.True or false: “use at most 20 straws” is a criterion (a goal). (a) False (b) True
  7. 7.📋 Criteria are … (a) the limits on money (b) goals a design must meet (c) the team names (d) the tools you use
  8. 8.📋 Criterion: the model bridge must hold at least 900 g. In the test it held 850 g. Does it meet the criterion? (a) No (b) Yes
  9. 9.🔍 Which is the odd one out? (a) carry 10 coins (b) stand in a fan breeze (c) lift a cup of water (d) use only paper and tape
  10. 10.True or false: “hold up 500 g” is a constraint (a limit). (a) False (b) True
  11. 11.📋 Constraint: the tower must be no taller than 100 cm. The team’s tower is 96 cm tall. Is it within the constraint? (a) No (b) Yes
  12. 12.🔍 Which is the odd one out? (a) carry 10 coins (b) stand in a fan breeze (c) float for 1 minute (d) finish in 40 minutes
  13. 13.📋 Criterion: the model bridge must hold at least 800 g. In the test it held 800 g. Does it meet the criterion? (a) No (b) Yes
  14. 14.🔍 Which is the odd one out? (a) float for 1 minute (b) carry 10 coins (c) hold up 500 g (d) fit on a school desk
  15. 15.📋 Your team’s budget is ₹23. You must buy one roll of tape for ₹15. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  16. 16.📋 Constraint: the tower must be no taller than 50 cm. The team’s tower is 50 cm tall. Is it within the constraint? (a) Yes (b) No
  17. 17.🔍 Which is the odd one out? (a) hold up 500 g (b) float for 1 minute (c) lift a cup of water (d) use at most 20 straws
  18. 18.📋 For a model bridge challenge, is “use only paper and tape” a constraint or a criterion? (a) a constraint (b) a criterion
  19. 19.🔍 Which is the odd one out? (a) be under 30 cm tall (b) spend at most ₹100 (c) finish in 40 minutes (d) float for 1 minute
  20. 20.📋 Constraint: the tower must be no taller than 70 cm. The team’s tower is 68 cm tall. Is it within the constraint? (a) Yes (b) No
  21. 21.📋 Criterion: the model bridge must hold at least 700 g. In the test it held 800 g. Does it meet the criterion? (a) No (b) Yes
  22. 22.True or false: “use only paper and tape” is a constraint (a limit). (a) True (b) False
  23. 23.📋 For a model bridge challenge, is “hold up 500 g” a constraint or a criterion? (a) a constraint (b) a criterion
  24. 24.True or false: “stand in a fan breeze” is a constraint (a limit). (a) True (b) False
  25. 25.📋 Constraint: the tower must be no taller than 80 cm. The team’s tower is 84 cm tall. Is it within the constraint? (a) No (b) Yes
  26. 26.True or false: “finish in 40 minutes” is a constraint (a limit). (a) False (b) True
  27. 27.True or false: “roll at least 2 metres” is a criterion (a goal). (a) True (b) False
  28. 28.True or false: “fit on a school desk” is a criterion (a goal). (a) False (b) True
  29. 29.📋 Your team’s budget is ₹78. You must buy one roll of tape for ₹20. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  30. 30.📋 For a model bridge challenge, is “carry 10 coins” a constraint or a criterion? (a) a constraint (b) a criterion
  31. 31.📋 Criterion: the model bridge must hold at least 800 g. In the test it held 900 g. Does it meet the criterion? (a) Yes (b) No
  32. 32.📋 Criterion: the model bridge must hold at least 900 g. In the test it held 800 g. Does it meet the criterion? (a) Yes (b) No
  33. 33.📋 Constraint: the tower must be no taller than 50 cm. The team’s tower is 54 cm tall. Is it within the constraint? (a) No (b) Yes
  34. 34.📋 Criterion: the model bridge must hold at least 600 g. In the test it held 550 g. Does it meet the criterion? (a) Yes (b) No
  35. 35.True or false: “keep ice for 1 hour” is a criterion (a goal). (a) False (b) True
  36. 36.📋 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
  37. 37.📋 A design meets every criterion but costs more than the budget. Is it acceptable? (a) yes, always (b) yes, it works (c) only if it is red (d) no, it breaks a limit
  38. 38.📋 Constraint: the tower must be no taller than 40 cm. The team’s tower is 34 cm tall. Is it within the constraint? (a) Yes (b) No
  39. 39.📋 Criterion: the model bridge must hold at least 400 g. In the test it held 300 g. Does it meet the criterion? (a) Yes (b) No
  40. 40.📋 Constraint: the tower must be no taller than 40 cm. The team’s tower is 36 cm tall. Is it within the constraint? (a) No (b) Yes

Answer key

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

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