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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 312 · 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.📋 A design meets every criterion but costs more than the budget. Is it acceptable? (a) yes, always (b) no, it breaks a limit (c) only if it is red (d) yes, it works
  2. 2.📋 Criterion: the model bridge must hold at least 500 g. In the test it held 350 g. Does it meet the criterion? (a) No (b) Yes
  3. 3.📋 Your team’s budget is ₹45. You must buy one roll of tape for ₹5. Straws cost ₹4 each. What is the greatest number of straws you can buy?
  4. 4.True or false: “be under 30 cm tall” is a constraint (a limit). (a) True (b) False
  5. 5.📋 Constraint: the tower must be no taller than 50 cm. The team’s tower is 44 cm tall. Is it within the constraint? (a) Yes (b) No
  6. 6.📋 Criterion: the model bridge must hold at least 400 g. In the test it held 450 g. Does it meet the criterion? (a) No (b) Yes
  7. 7.🔍 Which is the odd one out? (a) spend at most ₹100 (b) stand in a fan breeze (c) use at most 20 straws (d) fit on a school desk
  8. 8.True or false: “carry 10 coins” is a constraint (a limit). (a) False (b) True
  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.🔍 Which is the odd one out? (a) fit on a school desk (b) carry 10 coins (c) float for 1 minute (d) lift a cup of water
  11. 11.📋 Criterion: the model bridge must hold at least 600 g. In the test it held 650 g. Does it meet the criterion? (a) No (b) Yes
  12. 12.📋 A constraint is … (a) a final test (b) a kind of glue (c) a limit you must keep to (d) a goal for success
  13. 13.True or false: “spend at most ₹100” is a constraint (a limit). (a) True (b) False
  14. 14.True or false: “keep ice for 1 hour” is a constraint (a limit). (a) True (b) False
  15. 15.🔍 Which is the odd one out? (a) hold up 500 g (b) keep ice for 1 hour (c) roll at least 2 metres (d) be under 30 cm tall
  16. 16.📋 Your team’s budget is ₹90. You must buy one roll of tape for ₹5. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  17. 17.📋 Your team’s budget is ₹36. You must buy one roll of tape for ₹10. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  18. 18.📋 Criteria are … (a) the tools you use (b) goals a design must meet (c) the limits on money (d) the team names
  19. 19.📋 For a model bridge challenge, is “carry 10 coins” a constraint or a criterion? (a) a criterion (b) a constraint
  20. 20.📋 For a model bridge challenge, is “roll at least 2 metres” a constraint or a criterion? (a) a constraint (b) a criterion
  21. 21.🔍 Which is the odd one out? (a) spend at most ₹100 (b) use only paper and tape (c) keep ice for 1 hour (d) use at most 20 straws
  22. 22.📋 Criterion: the model bridge must hold at least 400 g. In the test it held 550 g. Does it meet the criterion? (a) Yes (b) No
  23. 23.True or false: “keep ice for 1 hour” is a criterion (a goal). (a) True (b) False
  24. 24.True or false: “float for 1 minute” is a criterion (a goal). (a) True (b) False
  25. 25.📋 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
  26. 26.🔍 Which is the odd one out? (a) carry 10 coins (b) spend at most ₹100 (c) fit on a school desk (d) be under 30 cm tall
  27. 27.🔍 Which is the odd one out? (a) spend at most ₹100 (b) float for 1 minute (c) use at most 20 straws (d) use only paper and tape
  28. 28.📋 Constraint: the tower must be no taller than 90 cm. The team’s tower is 88 cm tall. Is it within the constraint? (a) No (b) Yes
  29. 29.📋 For a model bridge challenge, is “use at most 20 straws” a constraint or a criterion? (a) a criterion (b) a constraint
  30. 30.📋 Constraint: the tower must be no taller than 70 cm. The team’s tower is 70 cm tall. Is it within the constraint? (a) No (b) Yes
  31. 31.True or false: “use only paper and tape” is a constraint (a limit). (a) False (b) True
  32. 32.📋 For a model bridge challenge, is “be under 30 cm tall” a constraint or a criterion? (a) a criterion (b) a constraint
  33. 33.📋 Constraint: the tower must be no taller than 100 cm. The team’s tower is 100 cm tall. Is it within the constraint? (a) No (b) Yes
  34. 34.True or false: “roll at least 2 metres” is a criterion (a goal). (a) True (b) False
  35. 35.📋 Your team’s budget is ₹40. You must buy one roll of tape for ₹10. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  36. 36.📋 Your team’s budget is ₹66. You must buy one roll of tape for ₹15. Straws cost ₹4 each. What is the greatest number of straws you can buy?
  37. 37.True or false: “roll at least 2 metres” is a constraint (a limit). (a) False (b) True
  38. 38.📋 Your team’s budget is ₹39. You must buy one roll of tape for ₹20. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  39. 39.True or false: “use at most 20 straws” is a constraint (a limit). (a) True (b) False
  40. 40.📋 Your team’s budget is ₹41. You must buy one roll of tape for ₹5. Straws cost ₹2 each. What is the greatest number of straws you can buy?

Answer key

  1. no, it breaks a limit
  2. No
  3. 10
  4. True
  5. Yes
  6. Yes
  7. stand in a fan breeze
  8. False
  9. a criterion
  10. fit on a school desk
  11. Yes
  12. a limit you must keep to
  13. True
  14. False
  15. be under 30 cm tall
  16. 28
  17. 8
  18. goals a design must meet
  19. a criterion
  20. a criterion
  21. keep ice for 1 hour
  22. Yes
  23. True
  24. True
  25. No
  26. carry 10 coins
  27. float for 1 minute
  28. Yes
  29. a constraint
  30. Yes
  31. True
  32. a constraint
  33. Yes
  34. True
  35. 15
  36. 12
  37. False
  38. 19
  39. True
  40. 18

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