Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 520 · 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.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
2. 2.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
3. 3.♻️ A sustainable design … (a) uses the most plastic (b) wastes water (c) protects the future (d) lasts one day
4. 4.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) recycle (b) reuse (c) reduce
5. 5.True or false: flowing river water is a non-renewable energy source. (a) False (b) True
6. 6.♻️ Which is the BEST order to think about waste? (a) burn, bury, forget (b) reuse, recycle, reduce (c) reduce, reuse, recycle (d) recycle, reuse, reduce
7. 7.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) recycle (b) reuse (c) reduce
8. 8.♻️ Is diesel a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
9. 9.Which of these is recycle (make new things)? (a) switch off unused lights (b) turn plastic into tiles (c) plant in old tyres (d) carry a cloth bag
10. 10.Which of these is reduce (use less)? (a) fix a dripping tap (b) melt glass into new jars (c) reuse gift paper (d) give old books away
11. 11.♻️ Reduce, reuse or recycle: plant in old tyres? (a) recycle (b) reuse (c) reduce
12. 12.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 2400 bottles?
13. 13.♻️ 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?
14. 14.True or false: diesel is a non-renewable energy source. (a) True (b) False
15. 15.♻️ A project report has 48 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
16. 16.Which of these is recycle (make new things)? (a) buy less packaging (b) melt cans into new cans (c) print on both sides (d) carry a cloth bag
17. 17.Which of these is reuse (use again)? (a) fix a dripping tap (b) turn plastic into tiles (c) reuse gift paper (d) print on both sides
18. 18.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) recycle (b) reuse (c) reduce
19. 19.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) recycle (b) reduce (c) reuse
20. 20.♻️ Reduce, reuse or recycle: print on both sides? (a) reuse (b) reduce (c) recycle
21. 21.Which of these is reuse (use again)? (a) refill a water bottle (b) pulp old paper (c) melt cans into new cans (d) melt glass into new jars
22. 22.True or false: flowing river water is a renewable energy source. (a) True (b) False
23. 23.Which of these is reduce (use less)? (a) melt glass into new jars (b) give old books away (c) carry a cloth bag (d) turn plastic into tiles
24. 24.Which of these is reduce (use less)? (a) use a jar as a pen stand (b) switch off unused lights (c) turn plastic into tiles (d) reuse gift paper
25. 25.♻️ Reduce, reuse or recycle: reuse gift paper? (a) reuse (b) recycle (c) reduce
26. 26.True or false: wind is a renewable energy source. (a) True (b) False
27. 27.Which of these is recycle (make new things)? (a) carry a cloth bag (b) refill a water bottle (c) switch off unused lights (d) melt glass into new jars
28. 28.♻️ Reduce, reuse or recycle: pulp old paper? (a) recycle (b) reuse (c) reduce
29. 29.True or false: petrol is a renewable energy source. (a) False (b) True
30. 30.Which of these is reduce (use less)? (a) melt glass into new jars (b) print on both sides (c) refill a water bottle (d) turn plastic into tiles
31. 31.True or false: biogas from waste is a non-renewable energy source. (a) False (b) True
32. 32.♻️ A family used to throw away 5 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 11 weeks?
33. 33.♻️ A school bench is made from 300 recycled plastic bottles. How many benches can be made from 2700 bottles?
34. 34.♻️ A family used to throw away 9 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 3 weeks?
35. 35.♻️ A school bench is made from 450 recycled plastic bottles. How many benches can be made from 4500 bottles?
36. 36.♻️ Is natural gas a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
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 3 weeks?
38. 38.True or false: sunlight is a renewable energy source. (a) True (b) False
39. 39.♻️ Which energy source will never run out? (a) diesel (b) coal (c) petrol (d) sunlight
40. 40.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) renewable (b) non-renewable

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