Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 521 · 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: reuse gift paper? (a) reduce (b) reuse (c) recycle
2. 2.Which of these is reduce (use less)? (a) plant in old tyres (b) turn plastic into tiles (c) melt cans into new cans (d) fix a dripping tap
3. 3.True or false: wind is a renewable energy source. (a) False (b) True
4. 4.♻️ Which is the BEST order to think about waste? (a) reduce, reuse, recycle (b) burn, bury, forget (c) reuse, recycle, reduce (d) recycle, reuse, reduce
5. 5.♻️ A school bench is made from 500 recycled plastic bottles. How many benches can be made from 6000 bottles?
6. 6.♻️ A school bench is made from 250 recycled plastic bottles. How many benches can be made from 1500 bottles?
7. 7.♻️ A school bench is made from 100 recycled plastic bottles. How many benches can be made from 900 bottles?
8. 8.♻️ Is diesel a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
9. 9.Which of these is reduce (use less)? (a) melt cans into new cans (b) turn plastic into tiles (c) buy less packaging (d) melt glass into new jars
10. 10.♻️ 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?
11. 11.♻️ A school bench is made from 500 recycled plastic bottles. How many benches can be made from 4500 bottles?
12. 12.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
13. 13.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) recycle (b) reuse (c) reduce
14. 14.True or false: flowing river water is a non-renewable energy source. (a) False (b) True
15. 15.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
16. 16.♻️ Reduce, reuse or recycle: plant in old tyres? (a) reuse (b) recycle (c) reduce
17. 17.True or false: natural gas is a renewable energy source. (a) True (b) False
18. 18.♻️ Which energy source will never run out? (a) petrol (b) sunlight (c) diesel (d) coal
19. 19.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) reuse (b) reduce (c) recycle
20. 20.True or false: sunlight is a renewable energy source. (a) False (b) True
21. 21.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) reduce (b) reuse (c) recycle
22. 22.♻️ Reduce, reuse or recycle: print on both sides? (a) recycle (b) reduce (c) reuse
23. 23.♻️ Reduce, reuse or recycle: give old books away? (a) reuse (b) reduce (c) recycle
24. 24.Which of these is reuse (use again)? (a) carry a cloth bag (b) plant in old tyres (c) buy less packaging (d) turn plastic into tiles
25. 25.♻️ Is petrol a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
26. 26.Which of these is recycle (make new things)? (a) plant in old tyres (b) carry a cloth bag (c) fix a dripping tap (d) melt cans into new cans
27. 27.♻️ 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?
28. 28.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) reuse (b) reduce (c) recycle
29. 29.Which of these is reuse (use again)? (a) melt cans into new cans (b) print on both sides (c) switch off unused lights (d) give old books away
30. 30.♻️ 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?
31. 31.Which of these is recycle (make new things)? (a) print on both sides (b) switch off unused lights (c) fix a dripping tap (d) turn plastic into tiles
32. 32.Which of these is reduce (use less)? (a) melt cans into new cans (b) plant in old tyres (c) use a jar as a pen stand (d) switch off unused lights
33. 33.♻️ Reduce, reuse or recycle: buy less packaging? (a) recycle (b) reduce (c) reuse
34. 34.Which of these is recycle (make new things)? (a) print on both sides (b) use a jar as a pen stand (c) pulp old paper (d) buy less packaging
35. 35.♻️ A school bench is made from 350 recycled plastic bottles. How many benches can be made from 4200 bottles?
36. 36.♻️ A sustainable design … (a) uses the most plastic (b) lasts one day (c) wastes water (d) protects the future
37. 37.♻️ A school bench is made from 150 recycled plastic bottles. How many benches can be made from 750 bottles?
38. 38.True or false: coal is a renewable energy source. (a) True (b) False
39. 39.Which of these is reuse (use again)? (a) print on both sides (b) melt cans into new cans (c) use a jar as a pen stand (d) melt glass into new jars
40. 40.True or false: diesel is a non-renewable energy source. (a) True (b) False

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