Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 385 · 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: refill a water bottle? (a) recycle (b) reuse (c) reduce
2. 2.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
3. 3.Which of these is reduce (use less)? (a) turn plastic into tiles (b) give old books away (c) melt cans into new cans (d) carry a cloth bag
4. 4.True or false: biogas from waste is a renewable energy source. (a) True (b) False
5. 5.True or false: sunlight is a renewable energy source. (a) False (b) True
6. 6.♻️ Which energy source will never run out? (a) coal (b) petrol (c) sunlight (d) diesel
7. 7.♻️ A school bench is made from 500 recycled plastic bottles. How many benches can be made from 1000 bottles?
8. 8.♻️ A family used to throw away 6 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 2 weeks?
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: use a jar as a pen stand? (a) reduce (b) reuse (c) recycle
11. 11.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
12. 12.♻️ Is wind a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
13. 13.True or false: diesel is a renewable energy source. (a) True (b) False
14. 14.♻️ A project report has 64 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
15. 15.♻️ Which is the BEST order to think about waste? (a) recycle, reuse, reduce (b) reuse, recycle, reduce (c) burn, bury, forget (d) reduce, reuse, recycle
16. 16.Which of these is recycle (make new things)? (a) carry a cloth bag (b) melt cans into new cans (c) buy less packaging (d) plant in old tyres
17. 17.♻️ A sustainable design … (a) wastes water (b) lasts one day (c) uses the most plastic (d) protects the future
18. 18.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 1800 bottles?
19. 19.♻️ A school bench is made from 450 recycled plastic bottles. How many benches can be made from 5400 bottles?
20. 20.Which of these is recycle (make new things)? (a) switch off unused lights (b) fix a dripping tap (c) pulp old paper (d) use a jar as a pen stand
21. 21.♻️ Is petrol a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
22. 22.Which of these is recycle (make new things)? (a) switch off unused lights (b) melt glass into new jars (c) refill a water bottle (d) print on both sides
23. 23.♻️ A project report has 50 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
24. 24.♻️ Is diesel a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
25. 25.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) reuse (b) recycle (c) reduce
26. 26.True or false: natural gas is a renewable energy source. (a) True (b) False
27. 27.♻️ Reduce, reuse or recycle: pulp old paper? (a) reduce (b) reuse (c) recycle
28. 28.♻️ A school bench is made from 500 recycled plastic bottles. How many benches can be made from 5000 bottles?
29. 29.♻️ Reduce, reuse or recycle: plant in old tyres? (a) recycle (b) reduce (c) reuse
30. 30.True or false: sunlight is a non-renewable energy source. (a) False (b) True
31. 31.Which of these is reduce (use less)? (a) turn plastic into tiles (b) print on both sides (c) refill a water bottle (d) pulp old paper
32. 32.True or false: ocean wave energy is a non-renewable energy source. (a) False (b) True
33. 33.♻️ A project report has 42 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
34. 34.♻️ A school bench is made from 500 recycled plastic bottles. How many benches can be made from 4500 bottles?
35. 35.♻️ Reduce, reuse or recycle: reuse gift paper? (a) reduce (b) recycle (c) reuse
36. 36.Which of these is reuse (use again)? (a) give old books away (b) print on both sides (c) carry a cloth bag (d) buy less packaging
37. 37.True or false: petrol is a renewable energy source. (a) False (b) True
38. 38.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 800 bottles?
39. 39.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
40. 40.True or false: flowing river water is a non-renewable energy source. (a) False (b) True

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