Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 251 · 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.Which of these is reuse (use again)? (a) turn plastic into tiles (b) carry a cloth bag (c) melt glass into new jars (d) refill a water bottle
2. 2.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
3. 3.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) reduce (b) recycle (c) reuse
4. 4.♻️ Reduce, reuse or recycle: plant in old tyres? (a) recycle (b) reuse (c) reduce
5. 5.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
6. 6.♻️ 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
7. 7.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) reduce (b) reuse (c) recycle
8. 8.True or false: sunlight is a renewable energy source. (a) False (b) True
9. 9.♻️ A project report has 88 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
10. 10.Which of these is reuse (use again)? (a) switch off unused lights (b) use a jar as a pen stand (c) carry a cloth bag (d) turn plastic into tiles
11. 11.Which of these is reduce (use less)? (a) reuse gift paper (b) carry a cloth bag (c) melt glass into new jars (d) melt cans into new cans
12. 12.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) reuse (b) recycle (c) reduce
13. 13.True or false: flowing river water is a non-renewable energy source. (a) True (b) False
14. 14.♻️ A project report has 12 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
15. 15.♻️ Reduce, reuse or recycle: print on both sides? (a) reuse (b) reduce (c) recycle
16. 16.♻️ Is coal a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
17. 17.Which of these is reduce (use less)? (a) plant in old tyres (b) give old books away (c) print on both sides (d) use a jar as a pen stand
18. 18.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
19. 19.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) reuse (b) reduce (c) recycle
20. 20.♻️ A project report has 82 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
21. 21.♻️ A sustainable design … (a) wastes water (b) protects the future (c) uses the most plastic (d) lasts one day
22. 22.Which of these is reduce (use less)? (a) reuse gift paper (b) fix a dripping tap (c) melt cans into new cans (d) pulp old paper
23. 23.♻️ Is diesel a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
24. 24.♻️ Reduce, reuse or recycle: refill a water bottle? (a) reuse (b) reduce (c) recycle
25. 25.♻️ Reduce, reuse or recycle: buy less packaging? (a) reduce (b) recycle (c) reuse
26. 26.♻️ A school bench is made from 100 recycled plastic bottles. How many benches can be made from 300 bottles?
27. 27.♻️ A family used to throw away 9 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 5 weeks?
28. 28.♻️ A school bench is made from 300 recycled plastic bottles. How many benches can be made from 3000 bottles?
29. 29.True or false: diesel is a non-renewable energy source. (a) False (b) True
30. 30.♻️ A family used to throw away 10 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 10 weeks?
31. 31.♻️ A school bench is made from 300 recycled plastic bottles. How many benches can be made from 2400 bottles?
32. 32.True or false: petrol is a non-renewable energy source. (a) True (b) False
33. 33.♻️ Is sunlight a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
34. 34.♻️ Reduce, reuse or recycle: pulp old paper? (a) recycle (b) reuse (c) reduce
35. 35.♻️ Which energy source will never run out? (a) diesel (b) coal (c) sunlight (d) petrol
36. 36.♻️ Is wind a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
37. 37.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 1800 bottles?
38. 38.True or false: flowing river water is a renewable energy source. (a) False (b) True
39. 39.♻️ A project report has 16 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
40. 40.♻️ A project report has 84 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?

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