← Constraints and criteria lesson New set →

Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 163 · 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.📋 Criteria are … (a) the limits on money (b) the team names (c) the tools you use (d) goals a design must meet
  2. 2.📋 A constraint is … (a) a goal for success (b) a final test (c) a limit you must keep to (d) a kind of glue
  3. 3.📋 For a model bridge challenge, is “spend at most ₹100” a constraint or a criterion? (a) a constraint (b) a criterion
  4. 4.True or false: “be under 30 cm tall” is a constraint (a limit). (a) False (b) True
  5. 5.True or false: “fit on a school desk” is a constraint (a limit). (a) False (b) True
  6. 6.📋 Criterion: the model bridge must hold at least 700 g. In the test it held 750 g. Does it meet the criterion? (a) No (b) Yes
  7. 7.📋 Your team’s budget is ₹58. You must buy one roll of tape for ₹15. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  8. 8.🔍 Which is the odd one out? (a) float for 1 minute (b) carry 10 coins (c) roll at least 2 metres (d) use only paper and tape
  9. 9.🔍 Which is the odd one out? (a) lift a cup of water (b) finish in 40 minutes (c) float for 1 minute (d) hold up 500 g
  10. 10.True or false: “carry 10 coins” is a criterion (a goal). (a) False (b) True
  11. 11.True or false: “stand in a fan breeze” is a constraint (a limit). (a) False (b) True
  12. 12.True or false: “roll at least 2 metres” is a constraint (a limit). (a) True (b) False
  13. 13.📋 Your team’s budget is ₹20. You must buy one roll of tape for ₹10. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  14. 14.True or false: “finish in 40 minutes” is a criterion (a goal). (a) True (b) False
  15. 15.📋 Criterion: the model bridge must hold at least 500 g. In the test it held 550 g. Does it meet the criterion? (a) Yes (b) No
  16. 16.📋 A design meets every criterion but costs more than the budget. Is it acceptable? (a) only if it is red (b) yes, always (c) no, it breaks a limit (d) yes, it works
  17. 17.True or false: “use only paper and tape” is a constraint (a limit). (a) True (b) False
  18. 18.📋 Your team’s budget is ₹40. You must buy one roll of tape for ₹15. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  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 “use at most 20 straws” a constraint or a criterion? (a) a constraint (b) a criterion
  21. 21.🔍 Which is the odd one out? (a) float for 1 minute (b) carry 10 coins (c) hold up 500 g (d) fit on a school desk
  22. 22.🔍 Which is the odd one out? (a) carry 10 coins (b) be under 30 cm tall (c) fit on a school desk (d) finish in 40 minutes
  23. 23.True or false: “keep ice for 1 hour” is a constraint (a limit). (a) False (b) True
  24. 24.True or false: “float for 1 minute” is a constraint (a limit). (a) True (b) False
  25. 25.📋 Your team’s budget is ₹58. You must buy one roll of tape for ₹10. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  26. 26.🔍 Which is the odd one out? (a) roll at least 2 metres (b) use at most 20 straws (c) hold up 500 g (d) keep ice for 1 hour
  27. 27.True or false: “spend at most ₹100” is a constraint (a limit). (a) False (b) True
  28. 28.📋 Criterion: the model bridge must hold at least 500 g. In the test it held 650 g. Does it meet the criterion? (a) Yes (b) No
  29. 29.📋 Criterion: the model bridge must hold at least 600 g. In the test it held 700 g. Does it meet the criterion? (a) Yes (b) No
  30. 30.True or false: “roll at least 2 metres” is a criterion (a goal). (a) True (b) False
  31. 31.📋 Criterion: the model bridge must hold at least 900 g. In the test it held 950 g. Does it meet the criterion? (a) Yes (b) No
  32. 32.📋 Constraint: the tower must be no taller than 80 cm. The team’s tower is 78 cm tall. Is it within the constraint? (a) No (b) Yes
  33. 33.📋 Constraint: the tower must be no taller than 60 cm. The team’s tower is 64 cm tall. Is it within the constraint? (a) Yes (b) No
  34. 34.📋 Constraint: the tower must be no taller than 40 cm. The team’s tower is 34 cm tall. Is it within the constraint? (a) No (b) Yes
  35. 35.📋 Your team’s budget is ₹86. You must buy one roll of tape for ₹20. Straws cost ₹4 each. What is the greatest number of straws you can buy?
  36. 36.📋 For a model bridge challenge, is “roll at least 2 metres” a constraint or a criterion? (a) a criterion (b) a constraint
  37. 37.📋 Criterion: the model bridge must hold at least 700 g. In the test it held 700 g. Does it meet the criterion? (a) Yes (b) No
  38. 38.📋 Constraint: the tower must be no taller than 90 cm. The team’s tower is 90 cm tall. Is it within the constraint? (a) No (b) Yes
  39. 39.📋 For a model bridge challenge, is “finish in 40 minutes” a constraint or a criterion? (a) a criterion (b) a constraint
  40. 40.📋 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

Answer key

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

Free engineering lessons, practice and worksheets at talentjr.in/engineering-for-kids