Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 662 · 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 reduce (use less)? (a) give old books away (b) pulp old paper (c) refill a water bottle (d) buy less packaging
2. 2.♻️ Which energy source will never run out? (a) coal (b) sunlight (c) petrol (d) diesel
3. 3.True or false: natural gas is a non-renewable energy source. (a) True (b) False
4. 4.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) reduce (b) reuse (c) recycle
5. 5.♻️ Is diesel a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
6. 6.True or false: petrol is a non-renewable energy source. (a) False (b) True
7. 7.Which of these is recycle (make new things)? (a) reuse gift paper (b) buy less packaging (c) melt cans into new cans (d) switch off unused lights
8. 8.♻️ Is wind a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
9. 9.Which of these is recycle (make new things)? (a) reuse gift paper (b) give old books away (c) refill a water bottle (d) melt glass into new jars
10. 10.♻️ Reduce, reuse or recycle: print on both sides? (a) reuse (b) recycle (c) reduce
11. 11.♻️ A school bench is made from 350 recycled plastic bottles. How many benches can be made from 1050 bottles?
12. 12.♻️ A family used to throw away 8 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 12 weeks?
13. 13.True or false: flowing river water is a non-renewable energy source. (a) False (b) True
14. 14.♻️ Reduce, reuse or recycle: switch off unused lights? (a) reuse (b) reduce (c) recycle
15. 15.♻️ A school bench is made from 350 recycled plastic bottles. How many benches can be made from 2100 bottles?
16. 16.♻️ A family used to throw away 8 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 6 weeks?
17. 17.♻️ Reduce, reuse or recycle: give old books away? (a) reduce (b) reuse (c) recycle
18. 18.♻️ A family used to throw away 7 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 12 weeks?
19. 19.True or false: sunlight is a non-renewable energy source. (a) False (b) True
20. 20.♻️ Reduce, reuse or recycle: refill a water bottle? (a) reuse (b) reduce (c) recycle
21. 21.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) recycle (b) reduce (c) reuse
22. 22.♻️ A project report has 72 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
23. 23.♻️ A sustainable design … (a) protects the future (b) wastes water (c) lasts one day (d) uses the most plastic
24. 24.Which of these is reduce (use less)? (a) pulp old paper (b) print on both sides (c) melt glass into new jars (d) refill a water bottle
25. 25.♻️ A school bench is made from 250 recycled plastic bottles. How many benches can be made from 1750 bottles?
26. 26.True or false: biogas from waste is a non-renewable energy source. (a) True (b) False
27. 27.♻️ A project report has 70 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
28. 28.True or false: diesel is a renewable energy source. (a) True (b) False
29. 29.Which of these is recycle (make new things)? (a) give old books away (b) reuse gift paper (c) use a jar as a pen stand (d) turn plastic into tiles
30. 30.True or false: sunlight is a renewable energy source. (a) False (b) True
31. 31.Which of these is reduce (use less)? (a) melt cans into new cans (b) pulp old paper (c) carry a cloth bag (d) refill a water bottle
32. 32.♻️ A family used to throw away 2 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 6 weeks?
33. 33.♻️ A school bench is made from 400 recycled plastic bottles. How many benches can be made from 1600 bottles?
34. 34.♻️ A school bench is made from 300 recycled plastic bottles. How many benches can be made from 2100 bottles?
35. 35.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) reduce (b) recycle (c) reuse
36. 36.Which of these is reuse (use again)? (a) melt cans into new cans (b) switch off unused lights (c) give old books away (d) buy less packaging
37. 37.True or false: flowing river water is a renewable energy source. (a) True (b) False
38. 38.♻️ Which is the BEST order to think about waste? (a) recycle, reuse, reduce (b) burn, bury, forget (c) reduce, reuse, recycle (d) reuse, recycle, reduce
39. 39.True or false: wind is a renewable energy source. (a) False (b) True
40. 40.Which of these is reuse (use again)? (a) use a jar as a pen stand (b) melt cans into new cans (c) turn plastic into tiles (d) carry a cloth bag

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