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Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 372 · 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.♻️ Reduce, reuse or recycle: pulp old paper? (a) reuse (b) reduce (c) recycle
  2. 2.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) recycle (b) reuse (c) reduce
  3. 3.♻️ Which energy source will never run out? (a) coal (b) petrol (c) sunlight (d) diesel
  4. 4.♻️ Reduce, reuse or recycle: refill a water bottle? (a) reduce (b) reuse (c) recycle
  5. 5.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) reuse (b) reduce (c) recycle
  6. 6.True or false: petrol is a non-renewable energy source. (a) False (b) True
  7. 7.True or false: flowing river water is a non-renewable energy source. (a) True (b) False
  8. 8.♻️ Reduce, reuse or recycle: reuse gift paper? (a) recycle (b) reduce (c) reuse
  9. 9.True or false: wind is a renewable energy source. (a) True (b) False
  10. 10.♻️ A school bench is made from 100 recycled plastic bottles. How many benches can be made from 800 bottles?
  11. 11.♻️ A school bench is made from 500 recycled plastic bottles. How many benches can be made from 3500 bottles?
  12. 12.♻️ Reduce, reuse or recycle: buy less packaging? (a) recycle (b) reduce (c) reuse
  13. 13.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
  14. 14.♻️ A sustainable design … (a) uses the most plastic (b) protects the future (c) lasts one day (d) wastes water
  15. 15.♻️ Reduce, reuse or recycle: switch off unused lights? (a) reuse (b) reduce (c) recycle
  16. 16.♻️ A school bench is made from 100 recycled plastic bottles. How many benches can be made from 700 bottles?
  17. 17.♻️ A project report has 12 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
  18. 18.♻️ A family used to throw away 4 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 11 weeks?
  19. 19.Which of these is recycle (make new things)? (a) use a jar as a pen stand (b) melt cans into new cans (c) print on both sides (d) switch off unused lights
  20. 20.♻️ Reduce, reuse or recycle: print on both sides? (a) recycle (b) reuse (c) reduce
  21. 21.♻️ A family used to throw away 4 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 9 weeks?
  22. 22.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) reduce (b) recycle (c) reuse
  23. 23.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) reuse (b) recycle (c) reduce
  24. 24.♻️ A school bench is made from 500 recycled plastic bottles. How many benches can be made from 6000 bottles?
  25. 25.♻️ Is sunlight a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
  26. 26.♻️ Is diesel a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
  27. 27.♻️ A family used to throw away 3 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 11 weeks?
  28. 28.♻️ Is wind a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
  29. 29.Which of these is reduce (use less)? (a) carry a cloth bag (b) turn plastic into tiles (c) plant in old tyres (d) melt glass into new jars
  30. 30.♻️ A family used to throw away 8 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 10 weeks?
  31. 31.True or false: sunlight is a non-renewable energy source. (a) False (b) True
  32. 32.True or false: petrol is a renewable energy source. (a) True (b) False
  33. 33.Which of these is recycle (make new things)? (a) print on both sides (b) use a jar as a pen stand (c) turn plastic into tiles (d) reuse gift paper
  34. 34.♻️ Which is the BEST order to think about waste? (a) burn, bury, forget (b) reduce, reuse, recycle (c) reuse, recycle, reduce (d) recycle, reuse, reduce
  35. 35.♻️ Is petrol a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
  36. 36.Which of these is recycle (make new things)? (a) switch off unused lights (b) carry a cloth bag (c) melt glass into new jars (d) fix a dripping tap
  37. 37.True or false: ocean wave energy is a non-renewable energy source. (a) True (b) False
  38. 38.Which of these is reuse (use again)? (a) fix a dripping tap (b) melt cans into new cans (c) refill a water bottle (d) print on both sides
  39. 39.♻️ A family used to throw away 6 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 5 weeks?
  40. 40.♻️ A family used to throw away 10 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 2 weeks?

Answer key

  1. recycle
  2. reduce
  3. sunlight
  4. reuse
  5. recycle
  6. True
  7. False
  8. reuse
  9. True
  10. 8
  11. 7
  12. reduce
  13. renewable
  14. protects the future
  15. reduce
  16. 7
  17. 6
  18. 44
  19. melt cans into new cans
  20. reduce
  21. 36
  22. reduce
  23. recycle
  24. 12
  25. renewable
  26. non-renewable
  27. 33
  28. renewable
  29. carry a cloth bag
  30. 80
  31. False
  32. False
  33. turn plastic into tiles
  34. reduce, reuse, recycle
  35. non-renewable
  36. melt glass into new jars
  37. False
  38. refill a water bottle
  39. 30
  40. 20

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