Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 703 · 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: reuse gift paper? (a) recycle (b) reduce (c) reuse
2. 2.True or false: natural gas is a non-renewable energy source. (a) True (b) False
3. 3.True or false: flowing river water is a renewable energy source. (a) False (b) True
4. 4.True or false: biogas from waste is a non-renewable energy source. (a) True (b) False
5. 5.Which of these is reuse (use again)? (a) give old books away (b) pulp old paper (c) turn plastic into tiles (d) carry a cloth bag
6. 6.♻️ Which is the BEST order to think about waste? (a) reduce, reuse, recycle (b) burn, bury, forget (c) reuse, recycle, reduce (d) recycle, reuse, reduce
7. 7.♻️ A family used to throw away 5 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 9 weeks?
8. 8.♻️ Reduce, reuse or recycle: switch off unused lights? (a) recycle (b) reduce (c) reuse
9. 9.True or false: natural gas is a renewable energy source. (a) False (b) True
10. 10.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
11. 11.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) reuse (b) reduce (c) recycle
12. 12.Which of these is reuse (use again)? (a) pulp old paper (b) refill a water bottle (c) turn plastic into tiles (d) switch off unused lights
13. 13.♻️ Is natural gas a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
14. 14.♻️ Which energy source will never run out? (a) coal (b) sunlight (c) petrol (d) diesel
15. 15.♻️ Is diesel a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
16. 16.♻️ A sustainable design … (a) wastes water (b) protects the future (c) uses the most plastic (d) lasts one day
17. 17.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) reuse (b) reduce (c) recycle
18. 18.Which of these is reduce (use less)? (a) give old books away (b) melt cans into new cans (c) switch off unused lights (d) plant in old tyres
19. 19.Which of these is reduce (use less)? (a) buy less packaging (b) pulp old paper (c) refill a water bottle (d) give old books away
20. 20.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) reuse (b) reduce (c) recycle
21. 21.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
22. 22.Which of these is recycle (make new things)? (a) turn plastic into tiles (b) plant in old tyres (c) carry a cloth bag (d) use a jar as a pen stand
23. 23.True or false: sunlight is a non-renewable energy source. (a) True (b) False
24. 24.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 1800 bottles?
25. 25.Which of these is recycle (make new things)? (a) refill a water bottle (b) carry a cloth bag (c) buy less packaging (d) pulp old paper
26. 26.True or false: petrol is a renewable energy source. (a) False (b) True
27. 27.Which of these is reuse (use again)? (a) switch off unused lights (b) melt glass into new jars (c) melt cans into new cans (d) reuse gift paper
28. 28.♻️ A school bench is made from 400 recycled plastic bottles. How many benches can be made from 4000 bottles?
29. 29.Which of these is reduce (use less)? (a) carry a cloth bag (b) pulp old paper (c) melt glass into new jars (d) plant in old tyres
30. 30.♻️ Reduce, reuse or recycle: buy less packaging? (a) reuse (b) recycle (c) reduce
31. 31.True or false: wind is a non-renewable energy source. (a) False (b) True
32. 32.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) reuse (b) reduce (c) recycle
33. 33.True or false: diesel is a renewable energy source. (a) False (b) True
34. 34.♻️ Reduce, reuse or recycle: give old books away? (a) reuse (b) reduce (c) recycle
35. 35.True or false: coal is a renewable energy source. (a) True (b) False
36. 36.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
37. 37.♻️ A project report has 12 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
38. 38.♻️ A project report has 30 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
39. 39.Which of these is recycle (make new things)? (a) use a jar as a pen stand (b) melt glass into new jars (c) reuse gift paper (d) switch off unused lights
40. 40.True or false: sunlight is a renewable energy source. (a) False (b) True

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