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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 459 · 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: “float for 1 minute” is a constraint (a limit). (a) False (b) True
  2. 2.True or false: “use at most 20 straws” is a constraint (a limit). (a) True (b) False
  3. 3.📋 Criterion: the model bridge must hold at least 500 g. In the test it held 550 g. Does it meet the criterion? (a) No (b) Yes
  4. 4.📋 Criteria are … (a) the team names (b) the limits on money (c) goals a design must meet (d) the tools you use
  5. 5.📋 A constraint is … (a) a kind of glue (b) a final test (c) a limit you must keep to (d) a goal for success
  6. 6.🔍 Which is the odd one out? (a) keep ice for 1 hour (b) carry 10 coins (c) be under 30 cm tall (d) stand in a fan breeze
  7. 7.🔍 Which is the odd one out? (a) carry 10 coins (b) be under 30 cm tall (c) fit on a school desk (d) use only paper and tape
  8. 8.📋 For a model bridge challenge, is “carry 10 coins” a constraint or a criterion? (a) a constraint (b) a criterion
  9. 9.True or false: “be under 30 cm tall” is a constraint (a limit). (a) True (b) False
  10. 10.📋 Criterion: the model bridge must hold at least 800 g. In the test it held 800 g. Does it meet the criterion? (a) No (b) Yes
  11. 11.📋 For a model bridge challenge, is “stand in a fan breeze” a constraint or a criterion? (a) a constraint (b) a criterion
  12. 12.True or false: “spend at most ₹100” is a criterion (a goal). (a) True (b) False
  13. 13.🔍 Which is the odd one out? (a) carry 10 coins (b) keep ice for 1 hour (c) finish in 40 minutes (d) float for 1 minute
  14. 14.📋 For a model bridge challenge, is “keep ice for 1 hour” a constraint or a criterion? (a) a criterion (b) a constraint
  15. 15.📋 Criterion: the model bridge must hold at least 1000 g. In the test it held 1000 g. Does it meet the criterion? (a) No (b) Yes
  16. 16.📋 A design meets every criterion but costs more than the budget. Is it acceptable? (a) yes, it works (b) yes, always (c) no, it breaks a limit (d) only if it is red
  17. 17.🔍 Which is the odd one out? (a) carry 10 coins (b) hold up 500 g (c) stand in a fan breeze (d) use only paper and tape
  18. 18.📋 Constraint: the tower must be no taller than 100 cm. The team’s tower is 106 cm tall. Is it within the constraint? (a) No (b) Yes
  19. 19.📋 Constraint: the tower must be no taller than 80 cm. The team’s tower is 86 cm tall. Is it within the constraint? (a) Yes (b) No
  20. 20.📋 Your team’s budget is ₹143. You must buy one roll of tape for ₹20. Straws cost ₹5 each. What is the greatest number of straws you can buy?
  21. 21.📋 Criterion: the model bridge must hold at least 800 g. In the test it held 650 g. Does it meet the criterion? (a) No (b) Yes
  22. 22.True or false: “spend at most ₹100” is a constraint (a limit). (a) False (b) True
  23. 23.📋 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
  24. 24.📋 For a model bridge challenge, is “fit on a school desk” a constraint or a criterion? (a) a criterion (b) a constraint
  25. 25.📋 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
  26. 26.True or false: “carry 10 coins” is a criterion (a goal). (a) True (b) False
  27. 27.📋 For a model bridge challenge, is “finish in 40 minutes” a constraint or a criterion? (a) a constraint (b) a criterion
  28. 28.📋 Criterion: the model bridge must hold at least 1000 g. In the test it held 1150 g. Does it meet the criterion? (a) No (b) Yes
  29. 29.📋 For a model bridge challenge, is “use only paper and tape” a constraint or a criterion? (a) a constraint (b) a criterion
  30. 30.📋 For a model bridge challenge, is “float for 1 minute” a constraint or a criterion? (a) a criterion (b) a constraint
  31. 31.True or false: “stand in a fan breeze” is a constraint (a limit). (a) False (b) True
  32. 32.True or false: “fit on a school desk” is a criterion (a goal). (a) False (b) True
  33. 33.📋 Criterion: the model bridge must hold at least 700 g. In the test it held 550 g. Does it meet the criterion? (a) Yes (b) No
  34. 34.True or false: “finish in 40 minutes” is a constraint (a limit). (a) False (b) True
  35. 35.📋 Criterion: the model bridge must hold at least 200 g. In the test it held 350 g. Does it meet the criterion? (a) No (b) Yes
  36. 36.True or false: “use only paper and tape” is a constraint (a limit). (a) False (b) True
  37. 37.🔍 Which is the odd one out? (a) spend at most ₹100 (b) use only paper and tape (c) finish in 40 minutes (d) stand in a fan breeze
  38. 38.📋 Constraint: the tower must be no taller than 80 cm. The team’s tower is 78 cm tall. Is it within the constraint? (a) Yes (b) No
  39. 39.📋 Constraint: the tower must be no taller than 50 cm. The team’s tower is 52 cm tall. Is it within the constraint? (a) No (b) Yes
  40. 40.📋 Criterion: the model bridge must hold at least 400 g. In the test it held 500 g. Does it meet the criterion? (a) Yes (b) No

Answer key

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

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