Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 902 · 40 questions

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.

1. 1.♻️ A school bench is made from 250 recycled plastic bottles. How many benches can be made from 1250 bottles?
2. 2.♻️ Which is the BEST order to think about waste? (a) recycle, reuse, reduce (b) reuse, recycle, reduce (c) burn, bury, forget (d) reduce, reuse, recycle
3. 3.Which of these is recycle (make new things)? (a) carry a cloth bag (b) turn plastic into tiles (c) switch off unused lights (d) plant in old tyres
4. 4.True or false: natural gas is a renewable energy source. (a) True (b) False
5. 5.True or false: biogas from waste is a non-renewable energy source. (a) True (b) False
6. 6.♻️ A school bench is made from 500 recycled plastic bottles. How many benches can be made from 4000 bottles?
7. 7.♻️ Is coal a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
8. 8.True or false: coal is a renewable energy source. (a) False (b) True
9. 9.♻️ Which energy source will never run out? (a) diesel (b) coal (c) petrol (d) sunlight
10. 10.♻️ A school bench is made from 350 recycled plastic bottles. How many benches can be made from 2100 bottles?
11. 11.True or false: flowing river water is a renewable energy source. (a) False (b) True
12. 12.♻️ A project report has 12 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
13. 13.♻️ A school bench is made from 400 recycled plastic bottles. How many benches can be made from 3600 bottles?
14. 14.♻️ A school bench is made from 100 recycled plastic bottles. How many benches can be made from 1000 bottles?
15. 15.True or false: wind is a renewable energy source. (a) True (b) False
16. 16.Which of these is recycle (make new things)? (a) carry a cloth bag (b) use a jar as a pen stand (c) fix a dripping tap (d) melt glass into new jars
17. 17.♻️ Is diesel a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
18. 18.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
19. 19.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 1600 bottles?
20. 20.♻️ A school bench is made from 150 recycled plastic bottles. How many benches can be made from 1650 bottles?
21. 21.True or false: ocean wave energy is a renewable energy source. (a) False (b) True
22. 22.Which of these is reduce (use less)? (a) turn plastic into tiles (b) melt glass into new jars (c) pulp old paper (d) carry a cloth bag
23. 23.Which of these is reduce (use less)? (a) pulp old paper (b) use a jar as a pen stand (c) buy less packaging (d) melt glass into new jars
24. 24.♻️ A project report has 10 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
25. 25.True or false: natural gas is a non-renewable energy source. (a) True (b) False
26. 26.♻️ A project report has 84 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
27. 27.True or false: biogas from waste is a renewable energy source. (a) True (b) False
28. 28.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) recycle (b) reduce (c) reuse
29. 29.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
30. 30.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) reuse (b) recycle (c) reduce
31. 31.♻️ Reduce, reuse or recycle: give old books away? (a) reuse (b) recycle (c) reduce
32. 32.♻️ A sustainable design … (a) lasts one day (b) protects the future (c) wastes water (d) uses the most plastic
33. 33.♻️ A school bench is made from 500 recycled plastic bottles. How many benches can be made from 3000 bottles?
34. 34.♻️ Reduce, reuse or recycle: reuse gift paper? (a) reuse (b) reduce (c) recycle
35. 35.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) reduce (b) recycle (c) reuse
36. 36.True or false: petrol is a non-renewable energy source. (a) False (b) True
37. 37.♻️ A project report has 78 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
38. 38.♻️ A school bench is made from 450 recycled plastic bottles. How many benches can be made from 4050 bottles?
39. 39.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) reuse (b) reduce (c) recycle
40. 40.♻️ A school bench is made from 300 recycled plastic bottles. How many benches can be made from 600 bottles?

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