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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 896 · 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: “carry 10 coins” is a criterion (a goal). (a) False (b) True
  2. 2.🔍 Which is the odd one out? (a) use at most 20 straws (b) hold up 500 g (c) spend at most ₹100 (d) finish in 40 minutes
  3. 3.🔍 Which is the odd one out? (a) hold up 500 g (b) roll at least 2 metres (c) lift a cup of water (d) use only paper and tape
  4. 4.📋 Criterion: the model bridge must hold at least 600 g. In the test it held 600 g. Does it meet the criterion? (a) No (b) Yes
  5. 5.True or false: “fit on a school desk” is a criterion (a goal). (a) False (b) True
  6. 6.📋 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
  7. 7.🔍 Which is the odd one out? (a) roll at least 2 metres (b) fit on a school desk (c) carry 10 coins (d) keep ice for 1 hour
  8. 8.True or false: “use only paper and tape” is a constraint (a limit). (a) True (b) False
  9. 9.📋 For a model bridge challenge, is “carry 10 coins” a constraint or a criterion? (a) a criterion (b) a constraint
  10. 10.📋 For a model bridge challenge, is “roll at least 2 metres” a constraint or a criterion? (a) a criterion (b) a constraint
  11. 11.📋 For a model bridge challenge, is “be under 30 cm tall” a constraint or a criterion? (a) a constraint (b) a criterion
  12. 12.📋 Your team’s budget is ₹33. You must buy one roll of tape for ₹5. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  13. 13.📋 A constraint is … (a) a limit you must keep to (b) a goal for success (c) a final test (d) a kind of glue
  14. 14.📋 For a model bridge challenge, is “fit on a school desk” a constraint or a criterion? (a) a constraint (b) a criterion
  15. 15.True or false: “lift a cup of water” is a constraint (a limit). (a) True (b) False
  16. 16.📋 Your team’s budget is ₹75. You must buy one roll of tape for ₹20. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  17. 17.📋 For a model bridge challenge, is “use at most 20 straws” a constraint or a criterion? (a) a criterion (b) a constraint
  18. 18.📋 Your team’s budget is ₹28. You must buy one roll of tape for ₹15. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  19. 19.📋 A design meets every criterion but costs more than the budget. Is it acceptable? (a) yes, it works (b) only if it is red (c) yes, always (d) no, it breaks a limit
  20. 20.True or false: “be under 30 cm tall” is a criterion (a goal). (a) False (b) True
  21. 21.📋 For a model bridge challenge, is “lift a cup of water” a constraint or a criterion? (a) a constraint (b) a criterion
  22. 22.📋 Criterion: the model bridge must hold at least 400 g. In the test it held 400 g. Does it meet the criterion? (a) No (b) Yes
  23. 23.📋 Criterion: the model bridge must hold at least 200 g. In the test it held 300 g. Does it meet the criterion? (a) Yes (b) No
  24. 24.📋 Constraint: the tower must be no taller than 90 cm. The team’s tower is 88 cm tall. Is it within the constraint? (a) Yes (b) No
  25. 25.🔍 Which is the odd one out? (a) fit on a school desk (b) use only paper and tape (c) stand in a fan breeze (d) finish in 40 minutes
  26. 26.True or false: “use only paper and tape” is a criterion (a goal). (a) False (b) True
  27. 27.🔍 Which is the odd one out? (a) roll at least 2 metres (b) float for 1 minute (c) stand in a fan breeze (d) finish in 40 minutes
  28. 28.True or false: “stand in a fan breeze” is a criterion (a goal). (a) True (b) False
  29. 29.True or false: “hold up 500 g” is a criterion (a goal). (a) True (b) False
  30. 30.📋 Your team’s budget is ₹160. You must buy one roll of tape for ₹10. Straws cost ₹5 each. What is the greatest number of straws you can buy?
  31. 31.📋 Your team’s budget is ₹36. You must buy one roll of tape for ₹10. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  32. 32.🔍 Which is the odd one out? (a) hold up 500 g (b) be under 30 cm tall (c) keep ice for 1 hour (d) lift a cup of water
  33. 33.📋 Criterion: the model bridge must hold at least 700 g. In the test it held 750 g. Does it meet the criterion? (a) Yes (b) No
  34. 34.📋 For a model bridge challenge, is “spend at most ₹100” a constraint or a criterion? (a) a constraint (b) a criterion
  35. 35.True or false: “carry 10 coins” is a constraint (a limit). (a) False (b) True
  36. 36.📋 Constraint: the tower must be no taller than 50 cm. The team’s tower is 52 cm tall. Is it within the constraint? (a) No (b) Yes
  37. 37.True or false: “stand in a fan breeze” is a constraint (a limit). (a) False (b) True
  38. 38.📋 Criterion: the model bridge must hold at least 600 g. In the test it held 500 g. Does it meet the criterion? (a) Yes (b) No
  39. 39.True or false: “keep ice for 1 hour” is a criterion (a goal). (a) True (b) False
  40. 40.📋 For a model bridge challenge, is “hold up 500 g” a constraint or a criterion? (a) a criterion (b) a constraint

Answer key

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

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