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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 441 · 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.📋 Your team’s budget is ₹44. You must buy one roll of tape for ₹5. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  2. 2.True or false: “keep ice for 1 hour” is a constraint (a limit). (a) True (b) False
  3. 3.🔍 Which is the odd one out? (a) finish in 40 minutes (b) be under 30 cm tall (c) fit on a school desk (d) float for 1 minute
  4. 4.True or false: “fit on a school desk” is a criterion (a goal). (a) True (b) False
  5. 5.📋 Criterion: the model bridge must hold at least 300 g. In the test it held 350 g. Does it meet the criterion? (a) No (b) Yes
  6. 6.True or false: “roll at least 2 metres” is a constraint (a limit). (a) False (b) True
  7. 7.📋 Constraint: the tower must be no taller than 60 cm. The team’s tower is 54 cm tall. Is it within the constraint? (a) Yes (b) No
  8. 8.True or false: “use at most 20 straws” is a criterion (a goal). (a) False (b) True
  9. 9.📋 Constraint: the tower must be no taller than 80 cm. The team’s tower is 80 cm tall. Is it within the constraint? (a) No (b) Yes
  10. 10.True or false: “lift a cup of water” is a criterion (a goal). (a) False (b) True
  11. 11.True or false: “be under 30 cm tall” is a constraint (a limit). (a) False (b) True
  12. 12.📋 Constraint: the tower must be no taller than 70 cm. The team’s tower is 66 cm tall. Is it within the constraint? (a) No (b) Yes
  13. 13.📋 For a model bridge challenge, is “hold up 500 g” a constraint or a criterion? (a) a criterion (b) a constraint
  14. 14.📋 Criterion: the model bridge must hold at least 900 g. In the test it held 1000 g. Does it meet the criterion? (a) No (b) Yes
  15. 15.📋 Your team’s budget is ₹29. You must buy one roll of tape for ₹5. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  16. 16.📋 Criteria are … (a) the limits on money (b) goals a design must meet (c) the tools you use (d) the team names
  17. 17.True or false: “roll at least 2 metres” is a criterion (a goal). (a) False (b) True
  18. 18.🔍 Which is the odd one out? (a) roll at least 2 metres (b) float for 1 minute (c) carry 10 coins (d) be under 30 cm tall
  19. 19.📋 Criterion: the model bridge must hold at least 200 g. In the test it held 350 g. Does it meet the criterion? (a) No (b) Yes
  20. 20.True or false: “be under 30 cm tall” is a criterion (a goal). (a) True (b) False
  21. 21.🔍 Which is the odd one out? (a) spend at most ₹100 (b) hold up 500 g (c) carry 10 coins (d) keep ice for 1 hour
  22. 22.📋 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
  23. 23.📋 Criterion: the model bridge must hold at least 800 g. In the test it held 950 g. Does it meet the criterion? (a) No (b) Yes
  24. 24.📋 A design meets every criterion but costs more than the budget. Is it acceptable? (a) yes, always (b) only if it is red (c) yes, it works (d) no, it breaks a limit
  25. 25.📋 For a model bridge challenge, is “stand in a fan breeze” a constraint or a criterion? (a) a constraint (b) a criterion
  26. 26.True or false: “lift a cup of water” is a constraint (a limit). (a) True (b) False
  27. 27.📋 For a model bridge challenge, is “carry 10 coins” a constraint or a criterion? (a) a criterion (b) a constraint
  28. 28.📋 A constraint is … (a) a kind of glue (b) a limit you must keep to (c) a goal for success (d) a final test
  29. 29.📋 Your team’s budget is ₹60. 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.📋 Your team’s budget is ₹61. You must buy one roll of tape for ₹5. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  31. 31.📋 For a model bridge challenge, is “spend at most ₹100” a constraint or a criterion? (a) a criterion (b) a constraint
  32. 32.📋 For a model bridge challenge, is “float for 1 minute” a constraint or a criterion? (a) a constraint (b) a criterion
  33. 33.📋 For a model bridge challenge, is “lift a cup of water” a constraint or a criterion? (a) a constraint (b) a criterion
  34. 34.📋 Constraint: the tower must be no taller than 70 cm. The team’s tower is 68 cm tall. Is it within the constraint? (a) No (b) Yes
  35. 35.🔍 Which is the odd one out? (a) fit on a school desk (b) hold up 500 g (c) spend at most ₹100 (d) be under 30 cm tall
  36. 36.True or false: “float for 1 minute” is a criterion (a goal). (a) False (b) True
  37. 37.📋 Your team’s budget is ₹79. You must buy one roll of tape for ₹20. Straws cost ₹4 each. What is the greatest number of straws you can buy?
  38. 38.📋 Your team’s budget is ₹49. You must buy one roll of tape for ₹15. Straws cost ₹5 each. What is the greatest number of straws you can buy?
  39. 39.🔍 Which is the odd one out? (a) roll at least 2 metres (b) stand in a fan breeze (c) carry 10 coins (d) use only paper and tape
  40. 40.📋 Criterion: the model bridge must hold at least 1000 g. In the test it held 1150 g. Does it meet the criterion? (a) Yes (b) No

Answer key

  1. 19
  2. False
  3. float for 1 minute
  4. False
  5. Yes
  6. False
  7. Yes
  8. False
  9. Yes
  10. True
  11. True
  12. Yes
  13. a criterion
  14. Yes
  15. 24
  16. goals a design must meet
  17. True
  18. be under 30 cm tall
  19. Yes
  20. False
  21. spend at most ₹100
  22. No
  23. Yes
  24. no, it breaks a limit
  25. a criterion
  26. False
  27. a criterion
  28. a limit you must keep to
  29. 20
  30. 18
  31. a constraint
  32. a criterion
  33. a criterion
  34. Yes
  35. hold up 500 g
  36. True
  37. 14
  38. 6
  39. use only paper and tape
  40. Yes

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