Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 561 · 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: switch off unused lights? (a) reduce (b) reuse (c) recycle
2. 2.♻️ Reduce, reuse or recycle: plant in old tyres? (a) recycle (b) reduce (c) reuse
3. 3.♻️ Reduce, reuse or recycle: buy less packaging? (a) reuse (b) reduce (c) recycle
4. 4.♻️ A school bench is made from 300 recycled plastic bottles. How many benches can be made from 1800 bottles?
5. 5.♻️ A sustainable design … (a) wastes water (b) protects the future (c) lasts one day (d) uses the most plastic
6. 6.♻️ Reduce, reuse or recycle: print on both sides? (a) reuse (b) recycle (c) reduce
7. 7.♻️ A project report has 74 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
8. 8.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
9. 9.♻️ Which energy source will never run out? (a) sunlight (b) diesel (c) coal (d) petrol
10. 10.♻️ Reduce, reuse or recycle: refill a water bottle? (a) recycle (b) reduce (c) reuse
11. 11.Which of these is reduce (use less)? (a) switch off unused lights (b) melt glass into new jars (c) refill a water bottle (d) plant in old tyres
12. 12.♻️ A school bench is made from 150 recycled plastic bottles. How many benches can be made from 1500 bottles?
13. 13.♻️ A school bench is made from 350 recycled plastic bottles. How many benches can be made from 3150 bottles?
14. 14.♻️ Which is the BEST order to think about waste? (a) reduce, reuse, recycle (b) reuse, recycle, reduce (c) burn, bury, forget (d) recycle, reuse, reduce
15. 15.♻️ A school bench is made from 500 recycled plastic bottles. How many benches can be made from 5500 bottles?
16. 16.♻️ A school bench is made from 100 recycled plastic bottles. How many benches can be made from 200 bottles?
17. 17.Which of these is reduce (use less)? (a) pulp old paper (b) buy less packaging (c) plant in old tyres (d) melt glass into new jars
18. 18.♻️ Reduce, reuse or recycle: reuse gift paper? (a) recycle (b) reduce (c) reuse
19. 19.♻️ A family used to throw away 5 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 9 weeks?
20. 20.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) reduce (b) reuse (c) recycle
21. 21.♻️ A school bench is made from 350 recycled plastic bottles. How many benches can be made from 1050 bottles?
22. 22.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
23. 23.Which of these is reduce (use less)? (a) reuse gift paper (b) refill a water bottle (c) carry a cloth bag (d) turn plastic into tiles
24. 24.♻️ Is petrol a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
25. 25.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) reduce (b) reuse (c) recycle
26. 26.Which of these is reuse (use again)? (a) switch off unused lights (b) carry a cloth bag (c) use a jar as a pen stand (d) turn plastic into tiles
27. 27.♻️ A school bench is made from 500 recycled plastic bottles. How many benches can be made from 4000 bottles?
28. 28.True or false: sunlight is a renewable energy source. (a) False (b) True
29. 29.♻️ A school bench is made from 450 recycled plastic bottles. How many benches can be made from 4950 bottles?
30. 30.Which of these is reuse (use again)? (a) melt cans into new cans (b) give old books away (c) print on both sides (d) turn plastic into tiles
31. 31.Which of these is recycle (make new things)? (a) melt cans into new cans (b) plant in old tyres (c) print on both sides (d) refill a water bottle
32. 32.True or false: diesel is a non-renewable energy source. (a) True (b) False
33. 33.True or false: biogas from waste is a renewable energy source. (a) True (b) False
34. 34.♻️ A family used to throw away 5 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 7 weeks?
35. 35.♻️ A school bench is made from 250 recycled plastic bottles. How many benches can be made from 750 bottles?
36. 36.Which of these is recycle (make new things)? (a) switch off unused lights (b) reuse gift paper (c) buy less packaging (d) melt glass into new jars
37. 37.♻️ Reduce, reuse or recycle: give old books away? (a) reuse (b) recycle (c) reduce
38. 38.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) reduce (b) reuse (c) recycle
39. 39.True or false: natural gas is a non-renewable energy source. (a) False (b) True
40. 40.♻️ A school bench is made from 250 recycled plastic bottles. How many benches can be made from 1250 bottles?

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