Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 408 · 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) reduce (b) recycle (c) reuse
2. 2.♻️ A school bench is made from 350 recycled plastic bottles. How many benches can be made from 1750 bottles?
3. 3.♻️ Reduce, reuse or recycle: plant in old tyres? (a) reduce (b) reuse (c) recycle
4. 4.Which of these is reduce (use less)? (a) refill a water bottle (b) carry a cloth bag (c) plant in old tyres (d) melt glass into new jars
5. 5.Which of these is reduce (use less)? (a) give old books away (b) use a jar as a pen stand (c) fix a dripping tap (d) melt cans into new cans
6. 6.True or false: biogas from waste is a renewable energy source. (a) True (b) False
7. 7.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
8. 8.♻️ Reduce, reuse or recycle: reuse gift paper? (a) reuse (b) reduce (c) recycle
9. 9.Which of these is reduce (use less)? (a) melt cans into new cans (b) switch off unused lights (c) pulp old paper (d) use a jar as a pen stand
10. 10.♻️ Is petrol a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
11. 11.True or false: coal is a renewable energy source. (a) True (b) False
12. 12.♻️ A school bench is made from 350 recycled plastic bottles. How many benches can be made from 1400 bottles?
13. 13.♻️ A family used to throw away 5 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 11 weeks?
14. 14.♻️ A project report has 34 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
15. 15.True or false: ocean wave energy is a non-renewable energy source. (a) False (b) True
16. 16.True or false: flowing river water is a renewable energy source. (a) False (b) True
17. 17.♻️ Reduce, reuse or recycle: buy less packaging? (a) reduce (b) reuse (c) recycle
18. 18.♻️ A sustainable design … (a) uses the most plastic (b) protects the future (c) lasts one day (d) wastes water
19. 19.♻️ Is coal a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
20. 20.♻️ A project report has 44 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
21. 21.♻️ A family used to throw away 10 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 10 weeks?
22. 22.True or false: coal is a non-renewable energy source. (a) True (b) False
23. 23.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
24. 24.♻️ A project report has 82 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
25. 25.True or false: wind is a non-renewable energy source. (a) True (b) False
26. 26.Which of these is recycle (make new things)? (a) switch off unused lights (b) plant in old tyres (c) turn plastic into tiles (d) give old books away
27. 27.♻️ Which energy source will never run out? (a) coal (b) petrol (c) diesel (d) sunlight
28. 28.True or false: natural gas is a non-renewable energy source. (a) True (b) False
29. 29.Which of these is recycle (make new things)? (a) buy less packaging (b) print on both sides (c) use a jar as a pen stand (d) melt glass into new jars
30. 30.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) reduce (b) reuse (c) recycle
31. 31.♻️ Reduce, reuse or recycle: print on both sides? (a) reuse (b) recycle (c) reduce
32. 32.♻️ Which is the BEST order to think about waste? (a) reduce, reuse, recycle (b) reuse, recycle, reduce (c) recycle, reuse, reduce (d) burn, bury, forget
33. 33.Which of these is reduce (use less)? (a) plant in old tyres (b) pulp old paper (c) print on both sides (d) melt cans into new cans
34. 34.True or false: petrol is a non-renewable energy source. (a) True (b) False
35. 35.♻️ A school bench is made from 250 recycled plastic bottles. How many benches can be made from 500 bottles?
36. 36.♻️ A family used to throw away 8 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 11 weeks?
37. 37.♻️ Is natural gas a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
38. 38.♻️ Reduce, reuse or recycle: pulp old paper? (a) reduce (b) reuse (c) recycle
39. 39.True or false: natural gas is a renewable energy source. (a) True (b) False
40. 40.Which of these is recycle (make new things)? (a) pulp old paper (b) use a jar as a pen stand (c) give old books away (d) carry a cloth bag

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