Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 366 · 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.♻️ A project report has 52 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
2. 2.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
3. 3.♻️ Is wind a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
4. 4.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
5. 5.♻️ A project report has 56 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
6. 6.Which of these is reuse (use again)? (a) reuse gift paper (b) fix a dripping tap (c) switch off unused lights (d) pulp old paper
7. 7.♻️ A sustainable design … (a) wastes water (b) uses the most plastic (c) protects the future (d) lasts one day
8. 8.Which of these is reduce (use less)? (a) use a jar as a pen stand (b) reuse gift paper (c) melt glass into new jars (d) switch off unused lights
9. 9.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) reuse (b) recycle (c) reduce
10. 10.♻️ A school bench is made from 100 recycled plastic bottles. How many benches can be made from 900 bottles?
11. 11.True or false: petrol is a renewable energy source. (a) False (b) True
12. 12.♻️ Is petrol a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
13. 13.Which of these is reuse (use again)? (a) fix a dripping tap (b) refill a water bottle (c) carry a cloth bag (d) switch off unused lights
14. 14.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) reuse (b) recycle (c) reduce
15. 15.♻️ A project report has 22 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
16. 16.♻️ Which energy source will never run out? (a) petrol (b) diesel (c) sunlight (d) coal
17. 17.True or false: wind is a renewable energy source. (a) False (b) True
18. 18.♻️ Reduce, reuse or recycle: reuse gift paper? (a) reduce (b) recycle (c) reuse
19. 19.♻️ Reduce, reuse or recycle: give old books away? (a) reduce (b) recycle (c) reuse
20. 20.True or false: coal is a non-renewable energy source. (a) True (b) False
21. 21.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) reduce (b) recycle (c) reuse
22. 22.Which of these is recycle (make new things)? (a) buy less packaging (b) switch off unused lights (c) melt glass into new jars (d) plant in old tyres
23. 23.Which of these is reduce (use less)? (a) refill a water bottle (b) melt cans into new cans (c) give old books away (d) buy less packaging
24. 24.♻️ A project report has 12 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
25. 25.Which of these is reduce (use less)? (a) turn plastic into tiles (b) melt cans into new cans (c) print on both sides (d) reuse gift paper
26. 26.Which of these is reuse (use again)? (a) buy less packaging (b) melt glass into new jars (c) use a jar as a pen stand (d) print on both sides
27. 27.True or false: natural gas is a non-renewable energy source. (a) True (b) False
28. 28.♻️ Which is the BEST order to think about waste? (a) reuse, recycle, reduce (b) recycle, reuse, reduce (c) burn, bury, forget (d) reduce, reuse, recycle
29. 29.♻️ A project report has 74 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
30. 30.♻️ A project report has 54 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
31. 31.True or false: flowing river water is a non-renewable energy source. (a) True (b) False
32. 32.♻️ A family used to throw away 4 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 7 weeks?
33. 33.♻️ Reduce, reuse or recycle: switch off unused lights? (a) recycle (b) reuse (c) reduce
34. 34.True or false: flowing river water is a renewable energy source. (a) True (b) False
35. 35.♻️ A school bench is made from 150 recycled plastic bottles. How many benches can be made from 1050 bottles?
36. 36.♻️ Reduce, reuse or recycle: buy less packaging? (a) recycle (b) reuse (c) reduce
37. 37.♻️ Reduce, reuse or recycle: pulp old paper? (a) reuse (b) recycle (c) reduce
38. 38.♻️ A school bench is made from 500 recycled plastic bottles. How many benches can be made from 3500 bottles?
39. 39.Which of these is reuse (use again)? (a) plant in old tyres (b) switch off unused lights (c) fix a dripping tap (d) carry a cloth bag
40. 40.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) renewable (b) non-renewable

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