Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 126 · 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: refill a water bottle? (a) recycle (b) reduce (c) reuse
2. 2.♻️ Reduce, reuse or recycle: plant in old tyres? (a) reuse (b) recycle (c) reduce
3. 3.♻️ 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?
4. 4.Which of these is reuse (use again)? (a) melt glass into new jars (b) use a jar as a pen stand (c) print on both sides (d) carry a cloth bag
5. 5.♻️ Is diesel a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
6. 6.♻️ Reduce, reuse or recycle: reuse gift paper? (a) reuse (b) reduce (c) recycle
7. 7.♻️ Is natural gas a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
8. 8.♻️ A school bench is made from 150 recycled plastic bottles. How many benches can be made from 1350 bottles?
9. 9.♻️ Which is the BEST order to think about waste? (a) burn, bury, forget (b) recycle, reuse, reduce (c) reduce, reuse, recycle (d) reuse, recycle, reduce
10. 10.True or false: biogas from waste is a renewable energy source. (a) False (b) True
11. 11.True or false: coal is a renewable energy source. (a) True (b) False
12. 12.True or false: natural gas is a renewable energy source. (a) False (b) True
13. 13.♻️ Reduce, reuse or recycle: buy less packaging? (a) reduce (b) recycle (c) reuse
14. 14.True or false: flowing river water is a renewable energy source. (a) True (b) False
15. 15.♻️ Reduce, reuse or recycle: switch off unused lights? (a) reduce (b) recycle (c) reuse
16. 16.♻️ A school bench is made from 150 recycled plastic bottles. How many benches can be made from 1200 bottles?
17. 17.True or false: ocean wave energy is a renewable energy source. (a) True (b) False
18. 18.Which of these is reduce (use less)? (a) refill a water bottle (b) fix a dripping tap (c) plant in old tyres (d) pulp old paper
19. 19.♻️ Is coal a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
20. 20.♻️ A project report has 64 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
21. 21.♻️ Is wind a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
22. 22.♻️ A family used to throw away 4 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 9 weeks?
23. 23.♻️ A sustainable design … (a) lasts one day (b) uses the most plastic (c) wastes water (d) protects the future
24. 24.♻️ A family used to throw away 8 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 12 weeks?
25. 25.♻️ A school bench is made from 300 recycled plastic bottles. How many benches can be made from 1200 bottles?
26. 26.Which of these is recycle (make new things)? (a) carry a cloth bag (b) melt glass into new jars (c) switch off unused lights (d) give old books away
27. 27.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) recycle (b) reuse (c) reduce
28. 28.♻️ A family used to throw away 3 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 3 weeks?
29. 29.True or false: sunlight is a non-renewable energy source. (a) False (b) True
30. 30.♻️ A school bench is made from 250 recycled plastic bottles. How many benches can be made from 3000 bottles?
31. 31.♻️ A school bench is made from 400 recycled plastic bottles. How many benches can be made from 1200 bottles?
32. 32.♻️ A school bench is made from 350 recycled plastic bottles. How many benches can be made from 3850 bottles?
33. 33.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
34. 34.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
35. 35.♻️ A project report has 78 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
36. 36.♻️ A school bench is made from 500 recycled plastic bottles. How many benches can be made from 2500 bottles?
37. 37.♻️ Is petrol a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
38. 38.♻️ Which energy source will never run out? (a) petrol (b) sunlight (c) coal (d) diesel
39. 39.True or false: petrol is a renewable energy source. (a) True (b) False
40. 40.♻️ Reduce, reuse or recycle: pulp old paper? (a) reduce (b) recycle (c) reuse

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