Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 310 · 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: sunlight is a non-renewable energy source. (a) False (b) True
2. 2.♻️ Reduce, reuse or recycle: give old books away? (a) recycle (b) reuse (c) reduce
3. 3.♻️ A sustainable design … (a) protects the future (b) uses the most plastic (c) lasts one day (d) wastes water
4. 4.True or false: natural gas is a renewable energy source. (a) False (b) True
5. 5.Which of these is reduce (use less)? (a) melt cans into new cans (b) plant in old tyres (c) use a jar as a pen stand (d) buy less packaging
6. 6.♻️ Is natural gas a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
7. 7.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) reduce (b) reuse (c) recycle
8. 8.♻️ Is wind a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
9. 9.True or false: natural gas is a non-renewable energy source. (a) True (b) False
10. 10.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) reduce (b) reuse (c) recycle
11. 11.True or false: coal is a non-renewable energy source. (a) True (b) False
12. 12.Which of these is reuse (use again)? (a) melt glass into new jars (b) switch off unused lights (c) reuse gift paper (d) turn plastic into tiles
13. 13.♻️ A school bench is made from 450 recycled plastic bottles. How many benches can be made from 1350 bottles?
14. 14.True or false: biogas from waste is a renewable energy source. (a) True (b) False
15. 15.♻️ A project report has 26 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
16. 16.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) reuse (b) recycle (c) reduce
17. 17.Which of these is reduce (use less)? (a) give old books away (b) pulp old paper (c) switch off unused lights (d) reuse gift paper
18. 18.♻️ Is sunlight a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
19. 19.♻️ A project report has 28 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
20. 20.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 2400 bottles?
21. 21.♻️ Is petrol a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
22. 22.♻️ A family used to throw away 6 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 10 weeks?
23. 23.♻️ Is coal a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
24. 24.♻️ Reduce, reuse or recycle: refill a water bottle? (a) reduce (b) recycle (c) reuse
25. 25.True or false: coal is a renewable energy source. (a) False (b) True
26. 26.Which of these is recycle (make new things)? (a) melt cans into new cans (b) switch off unused lights (c) plant in old tyres (d) carry a cloth bag
27. 27.♻️ Reduce, reuse or recycle: buy less packaging? (a) reduce (b) recycle (c) reuse
28. 28.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 400 bottles?
29. 29.♻️ Is diesel a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
30. 30.Which of these is reuse (use again)? (a) use a jar as a pen stand (b) carry a cloth bag (c) buy less packaging (d) turn plastic into tiles
31. 31.♻️ Which is the BEST order to think about waste? (a) reuse, recycle, reduce (b) burn, bury, forget (c) recycle, reuse, reduce (d) reduce, reuse, recycle
32. 32.♻️ A family used to throw away 5 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 7 weeks?
33. 33.♻️ A school bench is made from 350 recycled plastic bottles. How many benches can be made from 3150 bottles?
34. 34.♻️ Reduce, reuse or recycle: pulp old paper? (a) recycle (b) reduce (c) reuse
35. 35.♻️ A family used to throw away 7 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 2 weeks?
36. 36.Which of these is recycle (make new things)? (a) use a jar as a pen stand (b) turn plastic into tiles (c) print on both sides (d) plant in old tyres
37. 37.♻️ 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?
38. 38.True or false: wind is a non-renewable energy source. (a) False (b) True
39. 39.True or false: diesel is a renewable energy source. (a) False (b) True
40. 40.♻️ Which energy source will never run out? (a) coal (b) petrol (c) diesel (d) sunlight

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