Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 859 · 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: buy less packaging? (a) recycle (b) reuse (c) reduce
2. 2.Which of these is reduce (use less)? (a) refill a water bottle (b) pulp old paper (c) plant in old tyres (d) carry a cloth bag
3. 3.True or false: coal is a non-renewable energy source. (a) True (b) False
4. 4.♻️ A project report has 96 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
5. 5.True or false: biogas from waste is a renewable energy source. (a) True (b) False
6. 6.♻️ A sustainable design … (a) uses the most plastic (b) lasts one day (c) wastes water (d) protects the future
7. 7.Which of these is recycle (make new things)? (a) plant in old tyres (b) print on both sides (c) switch off unused lights (d) pulp old paper
8. 8.True or false: diesel is a non-renewable energy source. (a) False (b) True
9. 9.♻️ A school bench is made from 500 recycled plastic bottles. How many benches can be made from 3500 bottles?
10. 10.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) reuse (b) reduce (c) recycle
11. 11.♻️ Which is the BEST order to think about waste? (a) burn, bury, forget (b) reduce, reuse, recycle (c) reuse, recycle, reduce (d) recycle, reuse, reduce
12. 12.♻️ A family used to throw away 2 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 2 weeks?
13. 13.True or false: flowing river water is a renewable energy source. (a) True (b) False
14. 14.Which of these is reduce (use less)? (a) print on both sides (b) pulp old paper (c) melt glass into new jars (d) refill a water bottle
15. 15.♻️ Reduce, reuse or recycle: give old books away? (a) reduce (b) recycle (c) reuse
16. 16.True or false: wind is a non-renewable energy source. (a) False (b) True
17. 17.♻️ A school bench is made from 250 recycled plastic bottles. How many benches can be made from 500 bottles?
18. 18.♻️ Reduce, reuse or recycle: print on both sides? (a) reduce (b) recycle (c) reuse
19. 19.♻️ A school bench is made from 450 recycled plastic bottles. How many benches can be made from 1350 bottles?
20. 20.♻️ Which energy source will never run out? (a) diesel (b) petrol (c) sunlight (d) coal
21. 21.True or false: petrol is a renewable energy source. (a) True (b) False
22. 22.♻️ A project report has 64 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
23. 23.♻️ A family used to throw away 6 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 10 weeks?
24. 24.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) recycle (b) reduce (c) reuse
25. 25.♻️ A project report has 88 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
26. 26.♻️ A family used to throw away 7 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 9 weeks?
27. 27.♻️ Is coal a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
28. 28.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
29. 29.♻️ Reduce, reuse or recycle: plant in old tyres? (a) recycle (b) reduce (c) reuse
30. 30.♻️ Reduce, reuse or recycle: switch off unused lights? (a) reduce (b) recycle (c) reuse
31. 31.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
32. 32.♻️ A school bench is made from 450 recycled plastic bottles. How many benches can be made from 2700 bottles?
33. 33.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) reuse (b) recycle (c) reduce
34. 34.♻️ A project report has 46 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
35. 35.Which of these is recycle (make new things)? (a) refill a water bottle (b) print on both sides (c) melt cans into new cans (d) switch off unused lights
36. 36.True or false: diesel is a renewable energy source. (a) True (b) False
37. 37.♻️ A family used to throw away 7 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 8 weeks?
38. 38.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
39. 39.♻️ Reduce, reuse or recycle: reuse gift paper? (a) reduce (b) reuse (c) recycle
40. 40.♻️ A family used to throw away 3 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 11 weeks?

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