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Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 234 · 40 questions
TalentJR

Engineer's tip (Reduce, reuse, recycle): Reduce = use less · reuse = use again · recycle = break down and remake. Renewable: sun, wind, water, biogas, waves. Non-renewable: coal, petrol, diesel, natural gas. Count savings with × and ÷: bags per week × weeks, bottles ÷ bottles per bench.

NameDateTime takenScore ___ / 40
  1. 1.♻️ Which is the BEST order to think about waste? (a) reduce, reuse, recycle (b) reuse, recycle, reduce (c) recycle, reuse, reduce (d) burn, bury, forget
  2. 2.♻️ Reduce, reuse or recycle: refill a water bottle? (a) reuse (b) recycle (c) reduce
  3. 3.♻️ A family used to throw away 9 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 3 weeks?
  4. 4.♻️ A school bench is made from 150 recycled plastic bottles. How many benches can be made from 1200 bottles?
  5. 5.♻️ A project report has 84 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
  6. 6.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 400 bottles?
  7. 7.Which of these is recycle (make new things)? (a) fix a dripping tap (b) carry a cloth bag (c) pulp old paper (d) give old books away
  8. 8.Which of these is reuse (use again)? (a) print on both sides (b) turn plastic into tiles (c) give old books away (d) melt glass into new jars
  9. 9.True or false: natural gas is a renewable energy source. (a) True (b) False
  10. 10.♻️ Is diesel a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
  11. 11.♻️ A family used to throw away 4 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 2 weeks?
  12. 12.♻️ Reduce, reuse or recycle: switch off unused lights? (a) recycle (b) reuse (c) reduce
  13. 13.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 1400 bottles?
  14. 14.♻️ Is petrol a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
  15. 15.True or false: coal is a renewable energy source. (a) False (b) True
  16. 16.♻️ A school bench is made from 500 recycled plastic bottles. How many benches can be made from 1500 bottles?
  17. 17.♻️ A school bench is made from 300 recycled plastic bottles. How many benches can be made from 600 bottles?
  18. 18.Which of these is reduce (use less)? (a) melt cans into new cans (b) reuse gift paper (c) print on both sides (d) give old books away
  19. 19.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) reuse (b) recycle (c) reduce
  20. 20.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) reduce (b) reuse (c) recycle
  21. 21.True or false: biogas from waste is a non-renewable energy source. (a) True (b) False
  22. 22.♻️ A school bench is made from 250 recycled plastic bottles. How many benches can be made from 1250 bottles?
  23. 23.♻️ Is coal a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
  24. 24.♻️ Which energy source will never run out? (a) diesel (b) petrol (c) coal (d) sunlight
  25. 25.Which of these is recycle (make new things)? (a) melt cans into new cans (b) fix a dripping tap (c) switch off unused lights (d) carry a cloth bag
  26. 26.♻️ A family used to throw away 2 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 7 weeks?
  27. 27.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
  28. 28.True or false: sunlight is a non-renewable energy source. (a) False (b) True
  29. 29.True or false: flowing river water is a renewable energy source. (a) True (b) False
  30. 30.Which of these is reuse (use again)? (a) melt glass into new jars (b) refill a water bottle (c) pulp old paper (d) switch off unused lights
  31. 31.♻️ Reduce, reuse or recycle: reuse gift paper? (a) reduce (b) recycle (c) reuse
  32. 32.True or false: diesel is a renewable energy source. (a) True (b) False
  33. 33.Which of these is recycle (make new things)? (a) carry a cloth bag (b) print on both sides (c) melt glass into new jars (d) fix a dripping tap
  34. 34.♻️ A sustainable design … (a) lasts one day (b) uses the most plastic (c) protects the future (d) wastes water
  35. 35.True or false: natural gas is a non-renewable energy source. (a) False (b) True
  36. 36.Which of these is reduce (use less)? (a) melt glass into new jars (b) give old books away (c) refill a water bottle (d) fix a dripping tap
  37. 37.♻️ A family used to throw away 6 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 4 weeks?
  38. 38.True or false: wind is a renewable energy source. (a) True (b) False
  39. 39.♻️ Is wind a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
  40. 40.♻️ Reduce, reuse or recycle: pulp old paper? (a) recycle (b) reuse (c) reduce

Answer key

  1. reduce, reuse, recycle
  2. reuse
  3. 27
  4. 8
  5. 42
  6. 2
  7. pulp old paper
  8. give old books away
  9. False
  10. non-renewable
  11. 8
  12. reduce
  13. 7
  14. non-renewable
  15. False
  16. 3
  17. 2
  18. print on both sides
  19. reduce
  20. recycle
  21. False
  22. 5
  23. non-renewable
  24. sunlight
  25. melt cans into new cans
  26. 14
  27. renewable
  28. False
  29. True
  30. refill a water bottle
  31. reuse
  32. False
  33. melt glass into new jars
  34. protects the future
  35. True
  36. fix a dripping tap
  37. 24
  38. True
  39. renewable
  40. recycle

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