Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 590 · 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) pulp old paper (c) buy less packaging (d) carry a cloth bag
2. 2.♻️ Reduce, reuse or recycle: pulp old paper? (a) recycle (b) reduce (c) reuse
3. 3.True or false: natural gas is a non-renewable energy source. (a) False (b) True
4. 4.♻️ 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
5. 5.Which of these is recycle (make new things)? (a) carry a cloth bag (b) fix a dripping tap (c) buy less packaging (d) melt glass into new jars
6. 6.Which of these is reuse (use again)? (a) pulp old paper (b) carry a cloth bag (c) use a jar as a pen stand (d) melt glass into new jars
7. 7.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
8. 8.♻️ A sustainable design … (a) lasts one day (b) protects the future (c) uses the most plastic (d) wastes water
9. 9.♻️ A project report has 30 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
10. 10.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) recycle (b) reuse (c) reduce
11. 11.♻️ Is diesel a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
12. 12.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) reduce (b) reuse (c) recycle
13. 13.True or false: ocean wave energy is a renewable energy source. (a) False (b) True
14. 14.♻️ A project report has 80 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
15. 15.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) reuse (b) reduce (c) recycle
16. 16.♻️ Which energy source will never run out? (a) diesel (b) coal (c) sunlight (d) petrol
17. 17.♻️ Is wind a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
18. 18.True or false: coal is a renewable energy source. (a) False (b) True
19. 19.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
20. 20.Which of these is reduce (use less)? (a) pulp old paper (b) melt cans into new cans (c) fix a dripping tap (d) refill a water bottle
21. 21.♻️ A school bench is made from 400 recycled plastic bottles. How many benches can be made from 4000 bottles?
22. 22.♻️ Reduce, reuse or recycle: buy less packaging? (a) recycle (b) reuse (c) reduce
23. 23.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 1000 bottles?
24. 24.♻️ A school bench is made from 500 recycled plastic bottles. How many benches can be made from 1000 bottles?
25. 25.♻️ A family used to throw away 4 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 9 weeks?
26. 26.Which of these is recycle (make new things)? (a) melt cans into new cans (b) use a jar as a pen stand (c) refill a water bottle (d) buy less packaging
27. 27.♻️ A project report has 64 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
28. 28.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) reduce (b) recycle (c) reuse
29. 29.True or false: ocean wave energy is a non-renewable energy source. (a) False (b) True
30. 30.♻️ A project report has 76 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
31. 31.♻️ A family used to throw away 4 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 10 weeks?
32. 32.♻️ Is sunlight a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
33. 33.♻️ A school bench is made from 450 recycled plastic bottles. How many benches can be made from 4500 bottles?
34. 34.♻️ Reduce, reuse or recycle: refill a water bottle? (a) reduce (b) reuse (c) recycle
35. 35.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) recycle (b) reuse (c) reduce
36. 36.♻️ A school bench is made from 100 recycled plastic bottles. How many benches can be made from 600 bottles?
37. 37.♻️ Is petrol a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
38. 38.♻️ A family used to throw away 3 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 12 weeks?
39. 39.♻️ Reduce, reuse or recycle: print on both sides? (a) reuse (b) recycle (c) reduce
40. 40.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

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