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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 284 · 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.🔍 Which is the odd one out? (a) float for 1 minute (b) fit on a school desk (c) lift a cup of water (d) carry 10 coins
  2. 2.📋 For a model bridge challenge, is “keep ice for 1 hour” a constraint or a criterion? (a) a constraint (b) a criterion
  3. 3.📋 For a model bridge challenge, is “float for 1 minute” a constraint or a criterion? (a) a criterion (b) a constraint
  4. 4.📋 Your team’s budget is ₹34. You must buy one roll of tape for ₹10. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  5. 5.📋 For a model bridge challenge, is “use at most 20 straws” a constraint or a criterion? (a) a criterion (b) a constraint
  6. 6.🔍 Which is the odd one out? (a) lift a cup of water (b) keep ice for 1 hour (c) finish in 40 minutes (d) carry 10 coins
  7. 7.📋 A design meets every criterion but costs more than the budget. Is it acceptable? (a) only if it is red (b) yes, it works (c) no, it breaks a limit (d) yes, always
  8. 8.📋 Your team’s budget is ₹57. You must buy one roll of tape for ₹5. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  9. 9.True or false: “stand in a fan breeze” is a constraint (a limit). (a) True (b) False
  10. 10.📋 Constraint: the tower must be no taller than 90 cm. The team’s tower is 84 cm tall. Is it within the constraint? (a) No (b) Yes
  11. 11.🔍 Which is the odd one out? (a) hold up 500 g (b) finish in 40 minutes (c) use only paper and tape (d) use at most 20 straws
  12. 12.True or false: “roll at least 2 metres” is a constraint (a limit). (a) False (b) True
  13. 13.True or false: “carry 10 coins” is a criterion (a goal). (a) False (b) True
  14. 14.True or false: “lift a cup of water” is a criterion (a goal). (a) False (b) True
  15. 15.📋 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
  16. 16.🔍 Which is the odd one out? (a) use only paper and tape (b) carry 10 coins (c) keep ice for 1 hour (d) hold up 500 g
  17. 17.True or false: “fit on a school desk” is a constraint (a limit). (a) True (b) False
  18. 18.True or false: “use at most 20 straws” is a constraint (a limit). (a) True (b) False
  19. 19.📋 Criterion: the model bridge must hold at least 200 g. In the test it held 100 g. Does it meet the criterion? (a) Yes (b) No
  20. 20.📋 A constraint is … (a) a final test (b) a goal for success (c) a kind of glue (d) a limit you must keep to
  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.📋 Criteria are … (a) goals a design must meet (b) the team names (c) the tools you use (d) the limits on money
  23. 23.📋 Your team’s budget is ₹29. You must buy one roll of tape for ₹10. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  24. 24.🔍 Which is the odd one out? (a) spend at most ₹100 (b) use only paper and tape (c) stand in a fan breeze (d) be under 30 cm tall
  25. 25.True or false: “spend at most ₹100” is a constraint (a limit). (a) False (b) True
  26. 26.📋 Criterion: the model bridge must hold at least 300 g. In the test it held 300 g. Does it meet the criterion? (a) No (b) Yes
  27. 27.🔍 Which is the odd one out? (a) lift a cup of water (b) spend at most ₹100 (c) fit on a school desk (d) use only paper and tape
  28. 28.📋 Your team’s budget is ₹29. You must buy one roll of tape for ₹10. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  29. 29.📋 Your team’s budget is ₹127. You must buy one roll of tape for ₹15. Straws cost ₹4 each. What is the greatest number of straws you can buy?
  30. 30.📋 Your team’s budget is ₹35. You must buy one roll of tape for ₹20. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  31. 31.True or false: “hold up 500 g” is a constraint (a limit). (a) True (b) False
  32. 32.📋 For a model bridge challenge, is “fit on a school desk” a constraint or a criterion? (a) a criterion (b) a constraint
  33. 33.True or false: “finish in 40 minutes” is a constraint (a limit). (a) False (b) True
  34. 34.True or false: “use only paper and tape” is a criterion (a goal). (a) True (b) False
  35. 35.True or false: “keep ice for 1 hour” is a criterion (a goal). (a) True (b) False
  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.📋 Your team’s budget is ₹110. You must buy one roll of tape for ₹15. Straws cost ₹4 each. What is the greatest number of straws you can buy?
  38. 38.📋 For a model bridge challenge, is “stand in a fan breeze” a constraint or a criterion? (a) a criterion (b) a constraint
  39. 39.📋 For a model bridge challenge, is “carry 10 coins” a constraint or a criterion? (a) a constraint (b) a criterion
  40. 40.📋 Your team’s budget is ₹23. You must buy one roll of tape for ₹10. Straws cost ₹1 each. What is the greatest number of straws you can buy?

Answer key

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

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