Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 426 · 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 natural gas a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
2. 2.True or false: petrol is a non-renewable energy source. (a) True (b) False
3. 3.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) recycle (b) reuse (c) reduce
4. 4.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) recycle (b) reduce (c) reuse
5. 5.♻️ Which is the BEST order to think about waste? (a) reuse, recycle, reduce (b) burn, bury, forget (c) reduce, reuse, recycle (d) recycle, reuse, reduce
6. 6.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 1800 bottles?
7. 7.♻️ Reduce, reuse or recycle: print on both sides? (a) recycle (b) reuse (c) reduce
8. 8.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) reduce (b) reuse (c) recycle
9. 9.♻️ A school bench is made from 150 recycled plastic bottles. How many benches can be made from 900 bottles?
10. 10.♻️ Reduce, reuse or recycle: buy less packaging? (a) recycle (b) reduce (c) reuse
11. 11.Which of these is reduce (use less)? (a) turn plastic into tiles (b) melt cans into new cans (c) buy less packaging (d) plant in old tyres
12. 12.True or false: wind is a renewable energy source. (a) False (b) True
13. 13.♻️ A family used to throw away 7 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 9 weeks?
14. 14.Which of these is reduce (use less)? (a) refill a water bottle (b) use a jar as a pen stand (c) carry a cloth bag (d) plant in old tyres
15. 15.True or false: flowing river water is a renewable energy source. (a) False (b) True
16. 16.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
17. 17.♻️ Which energy source will never run out? (a) sunlight (b) petrol (c) coal (d) diesel
18. 18.♻️ A school bench is made from 300 recycled plastic bottles. How many benches can be made from 2100 bottles?
19. 19.Which of these is recycle (make new things)? (a) print on both sides (b) plant in old tyres (c) reuse gift paper (d) pulp old paper
20. 20.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) recycle (b) reuse (c) reduce
21. 21.True or false: sunlight is a renewable energy source. (a) True (b) False
22. 22.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
23. 23.♻️ A school bench is made from 350 recycled plastic bottles. How many benches can be made from 700 bottles?
24. 24.♻️ A project report has 100 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
25. 25.♻️ Reduce, reuse or recycle: pulp old paper? (a) reduce (b) reuse (c) recycle
26. 26.♻️ A school bench is made from 300 recycled plastic bottles. How many benches can be made from 2400 bottles?
27. 27.♻️ A sustainable design … (a) protects the future (b) uses the most plastic (c) lasts one day (d) wastes water
28. 28.True or false: sunlight is a non-renewable energy source. (a) True (b) False
29. 29.♻️ A school bench is made from 400 recycled plastic bottles. How many benches can be made from 3600 bottles?
30. 30.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
31. 31.♻️ A school bench is made from 150 recycled plastic bottles. How many benches can be made from 1050 bottles?
32. 32.Which of these is reuse (use again)? (a) give old books away (b) fix a dripping tap (c) carry a cloth bag (d) melt glass into new jars
33. 33.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
34. 34.♻️ A family used to throw away 6 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 12 weeks?
35. 35.True or false: natural gas is a renewable energy source. (a) False (b) True
36. 36.♻️ A project report has 96 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
37. 37.True or false: ocean wave energy is a non-renewable energy source. (a) False (b) True
38. 38.True or false: flowing river water is a non-renewable energy source. (a) True (b) False
39. 39.Which of these is reuse (use again)? (a) pulp old paper (b) buy less packaging (c) refill a water bottle (d) print on both sides
40. 40.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) recycle (b) reduce (c) reuse

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