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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 372 · 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.📋 For a model bridge challenge, is “finish in 40 minutes” a constraint or a criterion? (a) a criterion (b) a constraint
  2. 2.📋 Your team’s budget is ₹69. You must buy one roll of tape for ₹15. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  3. 3.📋 For a model bridge challenge, is “spend at most ₹100” a constraint or a criterion? (a) a criterion (b) a constraint
  4. 4.📋 A constraint is … (a) a limit you must keep to (b) a goal for success (c) a final test (d) a kind of glue
  5. 5.📋 Constraint: the tower must be no taller than 90 cm. The team’s tower is 96 cm tall. Is it within the constraint? (a) No (b) Yes
  6. 6.📋 Criteria are … (a) the team names (b) goals a design must meet (c) the tools you use (d) the limits on money
  7. 7.True or false: “float for 1 minute” is a constraint (a limit). (a) False (b) True
  8. 8.📋 Criterion: the model bridge must hold at least 600 g. In the test it held 650 g. Does it meet the criterion? (a) Yes (b) No
  9. 9.🔍 Which is the odd one out? (a) be under 30 cm tall (b) carry 10 coins (c) keep ice for 1 hour (d) lift a cup of water
  10. 10.📋 For a model bridge challenge, is “hold up 500 g” a constraint or a criterion? (a) a constraint (b) a criterion
  11. 11.🔍 Which is the odd one out? (a) finish in 40 minutes (b) spend at most ₹100 (c) use at most 20 straws (d) stand in a fan breeze
  12. 12.📋 Criterion: the model bridge must hold at least 900 g. In the test it held 750 g. Does it meet the criterion? (a) Yes (b) No
  13. 13.True or false: “float for 1 minute” is a criterion (a goal). (a) False (b) True
  14. 14.True or false: “be under 30 cm tall” is a constraint (a limit). (a) False (b) True
  15. 15.📋 Your team’s budget is ₹55. You must buy one roll of tape for ₹20. Straws cost ₹4 each. What is the greatest number of straws you can buy?
  16. 16.📋 Your team’s budget is ₹31. You must buy one roll of tape for ₹20. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  17. 17.True or false: “finish in 40 minutes” is a criterion (a goal). (a) False (b) True
  18. 18.True or false: “finish in 40 minutes” is a constraint (a limit). (a) False (b) True
  19. 19.📋 Constraint: the tower must be no taller than 40 cm. The team’s tower is 46 cm tall. Is it within the constraint? (a) Yes (b) No
  20. 20.📋 Criterion: the model bridge must hold at least 500 g. In the test it held 400 g. Does it meet the criterion? (a) Yes (b) No
  21. 21.🔍 Which is the odd one out? (a) float for 1 minute (b) keep ice for 1 hour (c) carry 10 coins (d) spend at most ₹100
  22. 22.📋 A design meets every criterion but costs more than the budget. Is it acceptable? (a) only if it is red (b) no, it breaks a limit (c) yes, it works (d) yes, always
  23. 23.True or false: “keep ice for 1 hour” is a constraint (a limit). (a) True (b) False
  24. 24.📋 Constraint: the tower must be no taller than 30 cm. The team’s tower is 28 cm tall. Is it within the constraint? (a) No (b) Yes
  25. 25.📋 Criterion: the model bridge must hold at least 400 g. In the test it held 500 g. Does it meet the criterion? (a) No (b) Yes
  26. 26.True or false: “carry 10 coins” is a constraint (a limit). (a) True (b) False
  27. 27.True or false: “fit on a school desk” is a constraint (a limit). (a) False (b) True
  28. 28.📋 Your team’s budget is ₹35. You must buy one roll of tape for ₹15. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  29. 29.📋 Your team’s budget is ₹19. You must buy one roll of tape for ₹5. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  30. 30.True or false: “be under 30 cm tall” is a criterion (a goal). (a) False (b) True
  31. 31.📋 For a model bridge challenge, is “stand in a fan breeze” a constraint or a criterion? (a) a criterion (b) a constraint
  32. 32.🔍 Which is the odd one out? (a) fit on a school desk (b) keep ice for 1 hour (c) use only paper and tape (d) be under 30 cm tall
  33. 33.True or false: “spend at most ₹100” is a constraint (a limit). (a) False (b) True
  34. 34.🔍 Which is the odd one out? (a) float for 1 minute (b) keep ice for 1 hour (c) hold up 500 g (d) use only paper and tape
  35. 35.📋 For a model bridge challenge, is “roll at least 2 metres” a constraint or a criterion? (a) a criterion (b) a constraint
  36. 36.📋 Your team’s budget is ₹46. You must buy one roll of tape for ₹5. Straws cost ₹4 each. What is the greatest number of straws you can buy?
  37. 37.📋 For a model bridge challenge, is “keep ice for 1 hour” a constraint or a criterion? (a) a constraint (b) a criterion
  38. 38.📋 Criterion: the model bridge must hold at least 900 g. In the test it held 1050 g. Does it meet the criterion? (a) Yes (b) No
  39. 39.True or false: “stand in a fan breeze” is a constraint (a limit). (a) True (b) False
  40. 40.🔍 Which is the odd one out? (a) hold up 500 g (b) use only paper and tape (c) spend at most ₹100 (d) finish in 40 minutes

Answer key

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

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