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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 48 · 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: “hold up 500 g” is a constraint (a limit). (a) False (b) True
  2. 2.📋 Your team’s budget is ₹23. You must buy one roll of tape for ₹5. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  3. 3.📋 For a model bridge challenge, is “stand in a fan breeze” a constraint or a criterion? (a) a constraint (b) a criterion
  4. 4.True or false: “use at most 20 straws” is a criterion (a goal). (a) True (b) False
  5. 5.True or false: “use only paper and tape” is a constraint (a limit). (a) False (b) True
  6. 6.📋 For a model bridge challenge, is “hold up 500 g” a constraint or a criterion? (a) a criterion (b) a constraint
  7. 7.🔍 Which is the odd one out? (a) lift a cup of water (b) carry 10 coins (c) use only paper and tape (d) hold up 500 g
  8. 8.📋 Your team’s budget is ₹56. You must buy one roll of tape for ₹10. Straws cost ₹4 each. What is the greatest number of straws you can buy?
  9. 9.🔍 Which is the odd one out? (a) finish in 40 minutes (b) spend at most ₹100 (c) be under 30 cm tall (d) roll at least 2 metres
  10. 10.📋 Constraint: the tower must be no taller than 70 cm. The team’s tower is 64 cm tall. Is it within the constraint? (a) No (b) Yes
  11. 11.📋 For a model bridge challenge, is “keep ice for 1 hour” a constraint or a criterion? (a) a constraint (b) a criterion
  12. 12.📋 A constraint is … (a) a goal for success (b) a final test (c) a kind of glue (d) a limit you must keep to
  13. 13.🔍 Which is the odd one out? (a) keep ice for 1 hour (b) lift a cup of water (c) fit on a school desk (d) stand in a fan breeze
  14. 14.📋 Constraint: the tower must be no taller than 100 cm. The team’s tower is 98 cm tall. Is it within the constraint? (a) No (b) Yes
  15. 15.📋 Your team’s budget is ₹63. You must buy one roll of tape for ₹20. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  16. 16.📋 Your team’s budget is ₹60. You must buy one roll of tape for ₹15. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  17. 17.📋 Criterion: the model bridge must hold at least 200 g. In the test it held 100 g. Does it meet the criterion? (a) No (b) Yes
  18. 18.📋 Criteria are … (a) the limits on money (b) the tools you use (c) goals a design must meet (d) the team names
  19. 19.🔍 Which is the odd one out? (a) use only paper and tape (b) spend at most ₹100 (c) float for 1 minute (d) be under 30 cm tall
  20. 20.True or false: “spend at most ₹100” is a constraint (a limit). (a) False (b) True
  21. 21.True or false: “carry 10 coins” is a constraint (a limit). (a) False (b) True
  22. 22.True or false: “fit on a school desk” is a criterion (a goal). (a) True (b) False
  23. 23.📋 For a model bridge challenge, is “roll at least 2 metres” a constraint or a criterion? (a) a constraint (b) a criterion
  24. 24.📋 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
  25. 25.True or false: “be under 30 cm tall” is a criterion (a goal). (a) False (b) True
  26. 26.📋 Constraint: the tower must be no taller than 30 cm. The team’s tower is 32 cm tall. Is it within the constraint? (a) Yes (b) No
  27. 27.📋 Constraint: the tower must be no taller than 70 cm. The team’s tower is 72 cm tall. Is it within the constraint? (a) No (b) Yes
  28. 28.🔍 Which is the odd one out? (a) be under 30 cm tall (b) spend at most ₹100 (c) fit on a school desk (d) keep ice for 1 hour
  29. 29.📋 Constraint: the tower must be no taller than 70 cm. The team’s tower is 66 cm tall. Is it within the constraint? (a) Yes (b) No
  30. 30.True or false: “lift a cup of water” is a constraint (a limit). (a) False (b) True
  31. 31.📋 Constraint: the tower must be no taller than 50 cm. The team’s tower is 46 cm tall. Is it within the constraint? (a) Yes (b) No
  32. 32.📋 For a model bridge challenge, is “use only paper and tape” a constraint or a criterion? (a) a constraint (b) a criterion
  33. 33.📋 For a model bridge challenge, is “carry 10 coins” a constraint or a criterion? (a) a constraint (b) a criterion
  34. 34.📋 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
  35. 35.📋 Your team’s budget is ₹100. You must buy one roll of tape for ₹10. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  36. 36.True or false: “keep ice for 1 hour” is a constraint (a limit). (a) False (b) True
  37. 37.📋 Your team’s budget is ₹17. You must buy one roll of tape for ₹5. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  38. 38.True or false: “carry 10 coins” is a criterion (a goal). (a) False (b) True
  39. 39.True or false: “keep ice for 1 hour” is a criterion (a goal). (a) False (b) True
  40. 40.📋 Your team’s budget is ₹64. You must buy one roll of tape for ₹20. Straws cost ₹2 each. What is the greatest number of straws you can buy?

Answer key

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

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