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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 490 · 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 “use at most 20 straws” a constraint or a criterion? (a) a constraint (b) a criterion
  2. 2.📋 For a model bridge challenge, is “roll at least 2 metres” a constraint or a criterion? (a) a constraint (b) a criterion
  3. 3.True or false: “use only paper and tape” is a constraint (a limit). (a) False (b) True
  4. 4.📋 A design meets every criterion but costs more than the budget. Is it acceptable? (a) yes, it works (b) no, it breaks a limit (c) yes, always (d) only if it is red
  5. 5.True or false: “lift a cup of water” is a criterion (a goal). (a) True (b) False
  6. 6.True or false: “be under 30 cm tall” is a constraint (a limit). (a) False (b) True
  7. 7.📋 Criterion: the model bridge must hold at least 300 g. In the test it held 400 g. Does it meet the criterion? (a) No (b) Yes
  8. 8.📋 Criterion: the model bridge must hold at least 500 g. In the test it held 650 g. Does it meet the criterion? (a) Yes (b) No
  9. 9.📋 For a model bridge challenge, is “hold up 500 g” a constraint or a criterion? (a) a constraint (b) a criterion
  10. 10.True or false: “finish in 40 minutes” is a constraint (a limit). (a) False (b) True
  11. 11.True or false: “carry 10 coins” is a constraint (a limit). (a) True (b) False
  12. 12.🔍 Which is the odd one out? (a) roll at least 2 metres (b) float for 1 minute (c) keep ice for 1 hour (d) be under 30 cm tall
  13. 13.📋 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
  14. 14.True or false: “keep ice for 1 hour” is a constraint (a limit). (a) True (b) False
  15. 15.📋 Criterion: the model bridge must hold at least 400 g. In the test it held 350 g. Does it meet the criterion? (a) No (b) Yes
  16. 16.📋 For a model bridge challenge, is “fit on a school desk” a constraint or a criterion? (a) a criterion (b) a constraint
  17. 17.🔍 Which is the odd one out? (a) stand in a fan breeze (b) float for 1 minute (c) fit on a school desk (d) keep ice for 1 hour
  18. 18.📋 Constraint: the tower must be no taller than 50 cm. The team’s tower is 54 cm tall. Is it within the constraint? (a) Yes (b) No
  19. 19.🔍 Which is the odd one out? (a) keep ice for 1 hour (b) hold up 500 g (c) stand in a fan breeze (d) spend at most ₹100
  20. 20.📋 Criterion: the model bridge must hold at least 800 g. In the test it held 850 g. Does it meet the criterion? (a) No (b) Yes
  21. 21.📋 Criterion: the model bridge must hold at least 700 g. In the test it held 550 g. Does it meet the criterion? (a) No (b) Yes
  22. 22.📋 Constraint: the tower must be no taller than 40 cm. The team’s tower is 44 cm tall. Is it within the constraint? (a) Yes (b) No
  23. 23.True or false: “float for 1 minute” is a criterion (a goal). (a) True (b) False
  24. 24.True or false: “fit on a school desk” is a constraint (a limit). (a) True (b) False
  25. 25.True or false: “spend at most ₹100” is a criterion (a goal). (a) False (b) True
  26. 26.True or false: “roll at least 2 metres” is a constraint (a limit). (a) True (b) False
  27. 27.📋 A constraint is … (a) a kind of glue (b) a limit you must keep to (c) a goal for success (d) a final test
  28. 28.📋 For a model bridge challenge, is “use only paper and tape” a constraint or a criterion? (a) a criterion (b) a constraint
  29. 29.🔍 Which is the odd one out? (a) fit on a school desk (b) be under 30 cm tall (c) finish in 40 minutes (d) roll at least 2 metres
  30. 30.📋 Your team’s budget is ₹94. You must buy one roll of tape for ₹10. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  31. 31.🔍 Which is the odd one out? (a) stand in a fan breeze (b) roll at least 2 metres (c) float for 1 minute (d) use only paper and tape
  32. 32.True or false: “spend at most ₹100” is a constraint (a limit). (a) True (b) False
  33. 33.📋 Criterion: the model bridge must hold at least 300 g. In the test it held 150 g. Does it meet the criterion? (a) No (b) Yes
  34. 34.📋 For a model bridge challenge, is “finish in 40 minutes” a constraint or a criterion? (a) a criterion (b) a constraint
  35. 35.📋 Constraint: the tower must be no taller than 50 cm. The team’s tower is 48 cm tall. Is it within the constraint? (a) No (b) Yes
  36. 36.📋 Criterion: the model bridge must hold at least 700 g. In the test it held 850 g. Does it meet the criterion? (a) Yes (b) No
  37. 37.🔍 Which is the odd one out? (a) be under 30 cm tall (b) finish in 40 minutes (c) fit on a school desk (d) float for 1 minute
  38. 38.🔍 Which is the odd one out? (a) carry 10 coins (b) stand in a fan breeze (c) hold up 500 g (d) use at most 20 straws
  39. 39.📋 Your team’s budget is ₹118. You must buy one roll of tape for ₹10. Straws cost ₹5 each. What is the greatest number of straws you can buy?
  40. 40.True or false: “lift a cup of water” is a constraint (a limit). (a) False (b) True

Answer key

  1. a constraint
  2. a criterion
  3. True
  4. no, it breaks a limit
  5. True
  6. True
  7. Yes
  8. Yes
  9. a criterion
  10. True
  11. False
  12. be under 30 cm tall
  13. Yes
  14. False
  15. No
  16. a constraint
  17. fit on a school desk
  18. No
  19. spend at most ₹100
  20. Yes
  21. No
  22. No
  23. True
  24. True
  25. False
  26. False
  27. a limit you must keep to
  28. a constraint
  29. roll at least 2 metres
  30. 28
  31. use only paper and tape
  32. True
  33. No
  34. a constraint
  35. Yes
  36. Yes
  37. float for 1 minute
  38. use at most 20 straws
  39. 21
  40. False

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