Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 386 · 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.♻️ Reduce, reuse or recycle: pulp old paper? (a) recycle (b) reuse (c) reduce
2. 2.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) recycle (b) reuse (c) reduce
3. 3.True or false: biogas from waste is a renewable energy source. (a) False (b) True
4. 4.♻️ Which energy source will never run out? (a) sunlight (b) coal (c) diesel (d) petrol
5. 5.♻️ A school bench is made from 150 recycled plastic bottles. How many benches can be made from 450 bottles?
6. 6.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) recycle (b) reduce (c) reuse
7. 7.True or false: wind is a non-renewable energy source. (a) False (b) True
8. 8.Which of these is recycle (make new things)? (a) use a jar as a pen stand (b) melt cans into new cans (c) fix a dripping tap (d) switch off unused lights
9. 9.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
10. 10.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) recycle (b) reduce (c) reuse
11. 11.Which of these is reduce (use less)? (a) give old books away (b) carry a cloth bag (c) pulp old paper (d) melt glass into new jars
12. 12.♻️ A family used to throw away 3 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 4 weeks?
13. 13.Which of these is reduce (use less)? (a) print on both sides (b) use a jar as a pen stand (c) give old books away (d) reuse gift paper
14. 14.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
15. 15.True or false: coal is a non-renewable energy source. (a) False (b) True
16. 16.Which of these is reuse (use again)? (a) pulp old paper (b) use a jar as a pen stand (c) turn plastic into tiles (d) switch off unused lights
17. 17.♻️ Reduce, reuse or recycle: give old books away? (a) reuse (b) reduce (c) recycle
18. 18.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
19. 19.True or false: flowing river water is a non-renewable energy source. (a) True (b) False
20. 20.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
21. 21.♻️ Reduce, reuse or recycle: refill a water bottle? (a) recycle (b) reduce (c) reuse
22. 22.True or false: diesel is a renewable energy source. (a) False (b) True
23. 23.♻️ Is wind a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
24. 24.♻️ 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
25. 25.♻️ A project report has 78 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
26. 26.♻️ A project report has 34 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
27. 27.Which of these is reuse (use again)? (a) melt cans into new cans (b) buy less packaging (c) turn plastic into tiles (d) plant in old tyres
28. 28.♻️ A project report has 48 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
29. 29.♻️ A school bench is made from 400 recycled plastic bottles. How many benches can be made from 4000 bottles?
30. 30.♻️ A project report has 82 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
31. 31.True or false: flowing river water is a renewable energy source. (a) True (b) False
32. 32.True or false: wind is a renewable energy source. (a) False (b) True
33. 33.♻️ Reduce, reuse or recycle: reuse gift paper? (a) reduce (b) reuse (c) recycle
34. 34.♻️ A school bench is made from 150 recycled plastic bottles. How many benches can be made from 1350 bottles?
35. 35.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) reuse (b) reduce (c) recycle
36. 36.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) recycle (b) reuse (c) reduce
37. 37.True or false: petrol is a non-renewable energy source. (a) False (b) True
38. 38.♻️ A sustainable design … (a) protects the future (b) uses the most plastic (c) wastes water (d) lasts one day
39. 39.True or false: coal is a renewable energy source. (a) False (b) True
40. 40.♻️ Is coal a renewable or a non-renewable energy source? (a) renewable (b) non-renewable

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