Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 138 · 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.True or false: wind is a renewable energy source. (a) False (b) True
2. 2.♻️ A school bench is made from 350 recycled plastic bottles. How many benches can be made from 3500 bottles?
3. 3.♻️ Which energy source will never run out? (a) petrol (b) coal (c) diesel (d) sunlight
4. 4.♻️ Which is the BEST order to think about waste? (a) reuse, recycle, reduce (b) reduce, reuse, recycle (c) recycle, reuse, reduce (d) burn, bury, forget
5. 5.♻️ Is petrol a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
6. 6.Which of these is recycle (make new things)? (a) melt glass into new jars (b) plant in old tyres (c) carry a cloth bag (d) refill a water bottle
7. 7.Which of these is reduce (use less)? (a) use a jar as a pen stand (b) melt cans into new cans (c) reuse gift paper (d) switch off unused lights
8. 8.Which of these is reuse (use again)? (a) carry a cloth bag (b) buy less packaging (c) use a jar as a pen stand (d) pulp old paper
9. 9.True or false: wind is a non-renewable energy source. (a) False (b) True
10. 10.True or false: flowing river water is a non-renewable energy source. (a) True (b) False
11. 11.Which of these is recycle (make new things)? (a) use a jar as a pen stand (b) switch off unused lights (c) carry a cloth bag (d) melt cans into new cans
12. 12.♻️ Is diesel a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
13. 13.♻️ A project report has 86 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
14. 14.♻️ A school bench is made from 100 recycled plastic bottles. How many benches can be made from 200 bottles?
15. 15.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) reduce (b) reuse (c) recycle
16. 16.Which of these is reduce (use less)? (a) plant in old tyres (b) melt cans into new cans (c) pulp old paper (d) fix a dripping tap
17. 17.♻️ Is wind a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
18. 18.♻️ A sustainable design … (a) lasts one day (b) uses the most plastic (c) wastes water (d) protects the future
19. 19.♻️ A family used to throw away 7 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 3 weeks?
20. 20.Which of these is reuse (use again)? (a) print on both sides (b) melt glass into new jars (c) turn plastic into tiles (d) give old books away
21. 21.♻️ Reduce, reuse or recycle: refill a water bottle? (a) recycle (b) reduce (c) reuse
22. 22.True or false: petrol is a non-renewable energy source. (a) True (b) False
23. 23.True or false: coal is a renewable energy source. (a) False (b) True
24. 24.♻️ A family used to throw away 3 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 5 weeks?
25. 25.♻️ Reduce, reuse or recycle: plant in old tyres? (a) recycle (b) reuse (c) reduce
26. 26.♻️ A family used to throw away 9 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 4 weeks?
27. 27.♻️ Is coal a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
28. 28.True or false: diesel is a renewable energy source. (a) True (b) False
29. 29.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) recycle (b) reduce (c) reuse
30. 30.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) reduce (b) recycle (c) reuse
31. 31.♻️ A school bench is made from 250 recycled plastic bottles. How many benches can be made from 2750 bottles?
32. 32.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) reuse (b) recycle (c) reduce
33. 33.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
34. 34.♻️ Reduce, reuse or recycle: buy less packaging? (a) recycle (b) reduce (c) reuse
35. 35.Which of these is reuse (use again)? (a) carry a cloth bag (b) plant in old tyres (c) fix a dripping tap (d) melt cans into new cans
36. 36.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 1200 bottles?
37. 37.Which of these is reduce (use less)? (a) melt glass into new jars (b) turn plastic into tiles (c) use a jar as a pen stand (d) buy less packaging
38. 38.♻️ Reduce, reuse or recycle: give old books away? (a) recycle (b) reuse (c) reduce
39. 39.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
40. 40.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) reuse (b) recycle (c) reduce

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