Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 173 · 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 recycle (make new things)? (a) print on both sides (b) refill a water bottle (c) melt cans into new cans (d) buy less packaging
2. 2.True or false: sunlight is a renewable energy source. (a) True (b) False
3. 3.♻️ Reduce, reuse or recycle: refill a water bottle? (a) recycle (b) reduce (c) reuse
4. 4.♻️ A school bench is made from 500 recycled plastic bottles. How many benches can be made from 5500 bottles?
5. 5.True or false: coal is a renewable energy source. (a) False (b) True
6. 6.♻️ Which energy source will never run out? (a) diesel (b) petrol (c) coal (d) sunlight
7. 7.True or false: flowing river water is a non-renewable energy source. (a) True (b) False
8. 8.♻️ Is wind a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
9. 9.True or false: diesel is a renewable energy source. (a) False (b) True
10. 10.♻️ Is diesel a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
11. 11.♻️ Reduce, reuse or recycle: give old books away? (a) recycle (b) reuse (c) reduce
12. 12.Which of these is reduce (use less)? (a) plant in old tyres (b) melt cans into new cans (c) print on both sides (d) give old books away
13. 13.♻️ Is natural gas a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
14. 14.True or false: petrol is a non-renewable energy source. (a) False (b) True
15. 15.True or false: biogas from waste is a non-renewable energy source. (a) False (b) True
16. 16.♻️ Reduce, reuse or recycle: print on both sides? (a) reduce (b) reuse (c) recycle
17. 17.Which of these is reduce (use less)? (a) melt cans into new cans (b) pulp old paper (c) melt glass into new jars (d) carry a cloth bag
18. 18.♻️ Reduce, reuse or recycle: switch off unused lights? (a) reuse (b) recycle (c) reduce
19. 19.♻️ A project report has 78 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
20. 20.Which of these is recycle (make new things)? (a) melt glass into new jars (b) plant in old tyres (c) refill a water bottle (d) switch off unused lights
21. 21.♻️ A family used to throw away 2 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 7 weeks?
22. 22.Which of these is reuse (use again)? (a) melt cans into new cans (b) switch off unused lights (c) carry a cloth bag (d) refill a water bottle
23. 23.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) reuse (b) recycle (c) reduce
24. 24.True or false: flowing river water is a renewable energy source. (a) True (b) False
25. 25.♻️ Reduce, reuse or recycle: reuse gift paper? (a) recycle (b) reuse (c) reduce
26. 26.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
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 11 weeks?
28. 28.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
29. 29.♻️ A family used to throw away 6 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 2 weeks?
30. 30.True or false: coal is a non-renewable energy source. (a) False (b) True
31. 31.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) reduce (b) recycle (c) reuse
32. 32.Which of these is reuse (use again)? (a) reuse gift paper (b) turn plastic into tiles (c) pulp old paper (d) switch off unused lights
33. 33.♻️ A school bench is made from 400 recycled plastic bottles. How many benches can be made from 3200 bottles?
34. 34.♻️ A project report has 12 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
35. 35.♻️ Is coal a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
36. 36.♻️ A sustainable design … (a) uses the most plastic (b) protects the future (c) wastes water (d) lasts one day
37. 37.♻️ A project report has 62 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
38. 38.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) reuse (b) recycle (c) reduce
39. 39.True or false: diesel is a non-renewable energy source. (a) True (b) False
40. 40.Which of these is reuse (use again)? (a) fix a dripping tap (b) use a jar as a pen stand (c) carry a cloth bag (d) melt cans into new cans

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