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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 38 · 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: “fit on a school desk” is a constraint (a limit). (a) False (b) True
  2. 2.True or false: “keep ice for 1 hour” is a constraint (a limit). (a) False (b) True
  3. 3.📋 For a model bridge challenge, is “hold up 500 g” a constraint or a criterion? (a) a constraint (b) a criterion
  4. 4.🔍 Which is the odd one out? (a) use at most 20 straws (b) lift a cup of water (c) be under 30 cm tall (d) fit on a school desk
  5. 5.📋 For a model bridge challenge, is “use only paper and tape” a constraint or a criterion? (a) a criterion (b) a constraint
  6. 6.🔍 Which is the odd one out? (a) carry 10 coins (b) finish in 40 minutes (c) roll at least 2 metres (d) lift a cup of water
  7. 7.True or false: “use at most 20 straws” is a criterion (a goal). (a) True (b) False
  8. 8.📋 For a model bridge challenge, is “be under 30 cm tall” a constraint or a criterion? (a) a criterion (b) a constraint
  9. 9.📋 For a model bridge challenge, is “fit on a school desk” a constraint or a criterion? (a) a criterion (b) a constraint
  10. 10.True or false: “use at most 20 straws” is a constraint (a limit). (a) True (b) False
  11. 11.📋 Your team’s budget is ₹41. You must buy one roll of tape for ₹15. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  12. 12.📋 Constraint: the tower must be no taller than 50 cm. The team’s tower is 54 cm tall. Is it within the constraint? (a) Yes (b) No
  13. 13.📋 Criteria are … (a) the limits on money (b) goals a design must meet (c) the tools you use (d) the team names
  14. 14.📋 Your team’s budget is ₹72. You must buy one roll of tape for ₹15. Straws cost ₹4 each. What is the greatest number of straws you can buy?
  15. 15.📋 For a model bridge challenge, is “lift a cup of water” a constraint or a criterion? (a) a criterion (b) a constraint
  16. 16.📋 Constraint: the tower must be no taller than 70 cm. The team’s tower is 70 cm tall. Is it within the constraint? (a) Yes (b) No
  17. 17.📋 For a model bridge challenge, is “stand in a fan breeze” a constraint or a criterion? (a) a constraint (b) a criterion
  18. 18.📋 Constraint: the tower must be no taller than 90 cm. The team’s tower is 86 cm tall. Is it within the constraint? (a) No (b) Yes
  19. 19.True or false: “stand in a fan breeze” is a constraint (a limit). (a) True (b) False
  20. 20.True or false: “finish in 40 minutes” is a criterion (a goal). (a) True (b) False
  21. 21.📋 Your team’s budget is ₹39. You must buy one roll of tape for ₹5. Straws cost ₹5 each. What is the greatest number of straws you can buy?
  22. 22.📋 Your team’s budget is ₹23. You must buy one roll of tape for ₹15. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  23. 23.📋 For a model bridge challenge, is “finish in 40 minutes” a constraint or a criterion? (a) a criterion (b) a constraint
  24. 24.📋 A design meets every criterion but costs more than the budget. Is it acceptable? (a) yes, it works (b) yes, always (c) only if it is red (d) no, it breaks a limit
  25. 25.📋 Constraint: the tower must be no taller than 50 cm. The team’s tower is 52 cm tall. Is it within the constraint? (a) Yes (b) No
  26. 26.🔍 Which is the odd one out? (a) finish in 40 minutes (b) stand in a fan breeze (c) be under 30 cm tall (d) use at most 20 straws
  27. 27.📋 For a model bridge challenge, is “float for 1 minute” a constraint or a criterion? (a) a criterion (b) a constraint
  28. 28.True or false: “hold up 500 g” is a criterion (a goal). (a) True (b) False
  29. 29.📋 For a model bridge challenge, is “carry 10 coins” a constraint or a criterion? (a) a criterion (b) a constraint
  30. 30.True or false: “float for 1 minute” is a constraint (a limit). (a) False (b) True
  31. 31.True or false: “use only paper and tape” is a criterion (a goal). (a) True (b) False
  32. 32.🔍 Which is the odd one out? (a) float for 1 minute (b) lift a cup of water (c) spend at most ₹100 (d) hold up 500 g
  33. 33.📋 Constraint: the tower must be no taller than 80 cm. The team’s tower is 84 cm tall. Is it within the constraint? (a) Yes (b) No
  34. 34.🔍 Which is the odd one out? (a) fit on a school desk (b) float for 1 minute (c) lift a cup of water (d) carry 10 coins
  35. 35.📋 Criterion: the model bridge must hold at least 200 g. In the test it held 250 g. Does it meet the criterion? (a) Yes (b) No
  36. 36.True or false: “fit on a school desk” is a criterion (a goal). (a) False (b) True
  37. 37.True or false: “roll at least 2 metres” is a criterion (a goal). (a) False (b) True
  38. 38.📋 Your team’s budget is ₹29. You must buy one roll of tape for ₹15. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  39. 39.📋 Criterion: the model bridge must hold at least 1000 g. In the test it held 850 g. Does it meet the criterion? (a) Yes (b) No
  40. 40.🔍 Which is the odd one out? (a) be under 30 cm tall (b) keep ice for 1 hour (c) fit on a school desk (d) spend at most ₹100

Answer key

  1. True
  2. False
  3. a criterion
  4. lift a cup of water
  5. a constraint
  6. finish in 40 minutes
  7. False
  8. a constraint
  9. a constraint
  10. True
  11. 26
  12. No
  13. goals a design must meet
  14. 14
  15. a criterion
  16. Yes
  17. a criterion
  18. Yes
  19. False
  20. False
  21. 6
  22. 8
  23. a constraint
  24. no, it breaks a limit
  25. No
  26. stand in a fan breeze
  27. a criterion
  28. True
  29. a criterion
  30. False
  31. False
  32. spend at most ₹100
  33. No
  34. fit on a school desk
  35. Yes
  36. False
  37. True
  38. 14
  39. No
  40. keep ice for 1 hour

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