Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 953 · 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.True or false: coal is a renewable energy source. (a) True (b) False
2. 2.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) reuse (b) recycle (c) reduce
3. 3.♻️ Which energy source will never run out? (a) petrol (b) coal (c) diesel (d) sunlight
4. 4.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 800 bottles?
5. 5.♻️ A school bench is made from 350 recycled plastic bottles. How many benches can be made from 1400 bottles?
6. 6.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
7. 7.♻️ Reduce, reuse or recycle: pulp old paper? (a) reuse (b) reduce (c) recycle
8. 8.♻️ Is wind a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
9. 9.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) reuse (b) recycle (c) reduce
10. 10.True or false: petrol is a renewable energy source. (a) False (b) True
11. 11.♻️ Is petrol a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
12. 12.♻️ Reduce, reuse or recycle: buy less packaging? (a) reduce (b) recycle (c) reuse
13. 13.♻️ A project report has 24 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
14. 14.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
15. 15.♻️ Reduce, reuse or recycle: print on both sides? (a) reduce (b) reuse (c) recycle
16. 16.True or false: ocean wave energy is a renewable energy source. (a) True (b) False
17. 17.♻️ 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
18. 18.♻️ A project report has 38 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
19. 19.♻️ Reduce, reuse or recycle: give old books away? (a) reduce (b) recycle (c) reuse
20. 20.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
21. 21.Which of these is reduce (use less)? (a) buy less packaging (b) use a jar as a pen stand (c) plant in old tyres (d) melt glass into new jars
22. 22.True or false: diesel is a renewable energy source. (a) False (b) True
23. 23.♻️ A family used to throw away 3 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 12 weeks?
24. 24.♻️ A sustainable design … (a) lasts one day (b) protects the future (c) uses the most plastic (d) wastes water
25. 25.Which of these is recycle (make new things)? (a) refill a water bottle (b) switch off unused lights (c) melt cans into new cans (d) reuse gift paper
26. 26.True or false: ocean wave energy is a non-renewable energy source. (a) True (b) False
27. 27.♻️ Reduce, reuse or recycle: plant in old tyres? (a) reuse (b) reduce (c) recycle
28. 28.True or false: biogas from waste is a non-renewable energy source. (a) False (b) True
29. 29.Which of these is reduce (use less)? (a) reuse gift paper (b) print on both sides (c) refill a water bottle (d) pulp old paper
30. 30.♻️ Is coal a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
31. 31.♻️ Reduce, reuse or recycle: switch off unused lights? (a) reuse (b) recycle (c) reduce
32. 32.Which of these is recycle (make new things)? (a) switch off unused lights (b) reuse gift paper (c) give old books away (d) turn plastic into tiles
33. 33.♻️ A school bench is made from 400 recycled plastic bottles. How many benches can be made from 1600 bottles?
34. 34.True or false: wind is a renewable energy source. (a) False (b) True
35. 35.♻️ A family used to throw away 9 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 7 weeks?
36. 36.True or false: biogas from waste is a renewable energy source. (a) True (b) False
37. 37.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) reuse (b) reduce (c) recycle
38. 38.♻️ A school bench is made from 300 recycled plastic bottles. How many benches can be made from 3600 bottles?
39. 39.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) reuse (b) reduce (c) recycle
40. 40.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) reduce (b) reuse (c) recycle

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