Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 364 · 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 energy source will never run out? (a) petrol (b) diesel (c) coal (d) sunlight
3. 3.True or false: sunlight is a non-renewable energy source. (a) True (b) False
4. 4.♻️ A family used to throw away 7 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 10 weeks?
5. 5.♻️ Reduce, reuse or recycle: give old books away? (a) recycle (b) reduce (c) reuse
6. 6.♻️ A project report has 62 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
7. 7.♻️ Which is the BEST order to think about waste? (a) recycle, reuse, reduce (b) reuse, recycle, reduce (c) burn, bury, forget (d) reduce, reuse, recycle
8. 8.True or false: biogas from waste is a non-renewable energy source. (a) False (b) True
9. 9.Which of these is reduce (use less)? (a) refill a water bottle (b) give old books away (c) plant in old tyres (d) carry a cloth bag
10. 10.True or false: natural gas is a renewable energy source. (a) True (b) False
11. 11.♻️ A family used to throw away 10 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 3 weeks?
12. 12.♻️ Reduce, reuse or recycle: print on both sides? (a) reuse (b) recycle (c) reduce
13. 13.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
14. 14.♻️ Reduce, reuse or recycle: switch off unused lights? (a) reuse (b) reduce (c) recycle
15. 15.♻️ A sustainable design … (a) protects the future (b) uses the most plastic (c) wastes water (d) lasts one day
16. 16.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
17. 17.True or false: ocean wave energy is a non-renewable energy source. (a) True (b) False
18. 18.True or false: diesel is a renewable energy source. (a) False (b) True
19. 19.Which of these is reuse (use again)? (a) carry a cloth bag (b) switch off unused lights (c) fix a dripping tap (d) plant in old tyres
20. 20.Which of these is reuse (use again)? (a) print on both sides (b) carry a cloth bag (c) use a jar as a pen stand (d) melt glass into new jars
21. 21.Which of these is recycle (make new things)? (a) fix a dripping tap (b) carry a cloth bag (c) switch off unused lights (d) turn plastic into tiles
22. 22.Which of these is reuse (use again)? (a) print on both sides (b) give old books away (c) buy less packaging (d) melt cans into new cans
23. 23.True or false: biogas from waste is a renewable energy source. (a) False (b) True
24. 24.True or false: flowing river water is a renewable energy source. (a) False (b) True
25. 25.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) recycle (b) reuse (c) reduce
26. 26.♻️ A family used to throw away 10 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 8 weeks?
27. 27.♻️ A school bench is made from 500 recycled plastic bottles. How many benches can be made from 3000 bottles?
28. 28.♻️ A school bench is made from 100 recycled plastic bottles. How many benches can be made from 400 bottles?
29. 29.Which of these is reuse (use again)? (a) melt glass into new jars (b) reuse gift paper (c) turn plastic into tiles (d) buy less packaging
30. 30.♻️ A project report has 44 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
31. 31.True or false: ocean wave energy is a renewable energy source. (a) False (b) True
32. 32.♻️ Is wind a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
33. 33.♻️ Is petrol a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
34. 34.True or false: petrol is a non-renewable energy source. (a) True (b) False
35. 35.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 600 bottles?
36. 36.♻️ A project report has 14 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
37. 37.♻️ Is natural gas a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
38. 38.Which of these is reduce (use less)? (a) give old books away (b) plant in old tyres (c) refill a water bottle (d) print on both sides
39. 39.True or false: wind is a non-renewable energy source. (a) False (b) True
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 5 weeks?

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