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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 480 · 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 criterion (a goal). (a) True (b) False
  2. 2.📋 Constraint: the tower must be no taller than 40 cm. The team’s tower is 42 cm tall. Is it within the constraint? (a) No (b) Yes
  3. 3.📋 A constraint is … (a) a kind of glue (b) a limit you must keep to (c) a final test (d) a goal for success
  4. 4.📋 For a model bridge challenge, is “spend at most ₹100” a constraint or a criterion? (a) a criterion (b) a constraint
  5. 5.📋 Criterion: the model bridge must hold at least 200 g. In the test it held 200 g. Does it meet the criterion? (a) No (b) Yes
  6. 6.📋 Criterion: the model bridge must hold at least 600 g. In the test it held 550 g. Does it meet the criterion? (a) Yes (b) No
  7. 7.🔍 Which is the odd one out? (a) use at most 20 straws (b) keep ice for 1 hour (c) float for 1 minute (d) lift a cup of water
  8. 8.📋 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
  9. 9.True or false: “spend at most ₹100” is a criterion (a goal). (a) False (b) True
  10. 10.📋 For a model bridge challenge, is “stand in a fan breeze” a constraint or a criterion? (a) a constraint (b) a criterion
  11. 11.🔍 Which is the odd one out? (a) keep ice for 1 hour (b) hold up 500 g (c) stand in a fan breeze (d) finish in 40 minutes
  12. 12.True or false: “use at most 20 straws” is a criterion (a goal). (a) True (b) False
  13. 13.True or false: “lift a cup of water” is a constraint (a limit). (a) True (b) False
  14. 14.True or false: “use at most 20 straws” is a constraint (a limit). (a) False (b) True
  15. 15.📋 For a model bridge challenge, is “use at most 20 straws” a constraint or a criterion? (a) a criterion (b) a constraint
  16. 16.📋 Criterion: the model bridge must hold at least 500 g. In the test it held 350 g. Does it meet the criterion? (a) Yes (b) No
  17. 17.📋 Criteria are … (a) the team names (b) goals a design must meet (c) the tools you use (d) the limits on money
  18. 18.📋 Constraint: the tower must be no taller than 40 cm. The team’s tower is 40 cm tall. Is it within the constraint? (a) No (b) Yes
  19. 19.🔍 Which is the odd one out? (a) roll at least 2 metres (b) use only paper and tape (c) float for 1 minute (d) carry 10 coins
  20. 20.📋 For a model bridge challenge, is “fit on a school desk” a constraint or a criterion? (a) a criterion (b) a constraint
  21. 21.📋 Criterion: the model bridge must hold at least 300 g. In the test it held 250 g. Does it meet the criterion? (a) Yes (b) No
  22. 22.📋 Criterion: the model bridge must hold at least 600 g. In the test it held 700 g. Does it meet the criterion? (a) No (b) Yes
  23. 23.📋 Criterion: the model bridge must hold at least 500 g. In the test it held 400 g. Does it meet the criterion? (a) No (b) Yes
  24. 24.True or false: “be under 30 cm tall” is a constraint (a limit). (a) True (b) False
  25. 25.True or false: “keep ice for 1 hour” is a criterion (a goal). (a) True (b) False
  26. 26.True or false: “use only paper and tape” is a criterion (a goal). (a) True (b) False
  27. 27.🔍 Which is the odd one out? (a) hold up 500 g (b) spend at most ₹100 (c) stand in a fan breeze (d) keep ice for 1 hour
  28. 28.📋 Criterion: the model bridge must hold at least 200 g. In the test it held 50 g. Does it meet the criterion? (a) Yes (b) No
  29. 29.📋 Your team’s budget is ₹19. You must buy one roll of tape for ₹5. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  30. 30.📋 Constraint: the tower must be no taller than 90 cm. The team’s tower is 92 cm tall. Is it within the constraint? (a) Yes (b) No
  31. 31.True or false: “stand in a fan breeze” is a constraint (a limit). (a) True (b) False
  32. 32.📋 Constraint: the tower must be no taller than 40 cm. The team’s tower is 38 cm tall. Is it within the constraint? (a) Yes (b) No
  33. 33.True or false: “float for 1 minute” is a criterion (a goal). (a) False (b) True
  34. 34.True or false: “carry 10 coins” is a criterion (a goal). (a) False (b) True
  35. 35.📋 Constraint: the tower must be no taller than 90 cm. The team’s tower is 96 cm tall. Is it within the constraint? (a) Yes (b) No
  36. 36.True or false: “roll at least 2 metres” is a constraint (a limit). (a) False (b) True
  37. 37.True or false: “use only paper and tape” is a constraint (a limit). (a) True (b) False
  38. 38.📋 Your team’s budget is ₹110. You must buy one roll of tape for ₹10. Straws cost ₹5 each. What is the greatest number of straws you can buy?
  39. 39.📋 Constraint: the tower must be no taller than 30 cm. The team’s tower is 36 cm tall. Is it within the constraint? (a) No (b) Yes
  40. 40.True or false: “carry 10 coins” is a constraint (a limit). (a) True (b) False

Answer key

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

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