Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 984 · 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: pulp old paper? (a) recycle (b) reuse (c) reduce
2. 2.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) recycle (b) reduce (c) reuse
3. 3.True or false: wind is a non-renewable energy source. (a) True (b) False
4. 4.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) reuse (b) reduce (c) recycle
5. 5.♻️ Is natural gas a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
6. 6.True or false: coal is a non-renewable energy source. (a) True (b) False
7. 7.♻️ A project report has 32 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
8. 8.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 2000 bottles?
9. 9.♻️ A family used to throw away 10 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 4 weeks?
10. 10.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) reduce (b) recycle (c) reuse
11. 11.♻️ Reduce, reuse or recycle: buy less packaging? (a) reduce (b) recycle (c) reuse
12. 12.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
13. 13.♻️ A project report has 90 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 150 recycled plastic bottles. How many benches can be made from 1500 bottles?
15. 15.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
16. 16.♻️ A sustainable design … (a) protects the future (b) wastes water (c) lasts one day (d) uses the most plastic
17. 17.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
18. 18.Which of these is reduce (use less)? (a) use a jar as a pen stand (b) print on both sides (c) plant in old tyres (d) melt cans into new cans
19. 19.♻️ Reduce, reuse or recycle: switch off unused lights? (a) recycle (b) reuse (c) reduce
20. 20.♻️ A school bench is made from 500 recycled plastic bottles. How many benches can be made from 1500 bottles?
21. 21.True or false: natural gas is a non-renewable energy source. (a) True (b) False
22. 22.Which of these is reduce (use less)? (a) refill a water bottle (b) use a jar as a pen stand (c) plant in old tyres (d) switch off unused lights
23. 23.♻️ A school bench is made from 500 recycled plastic bottles. How many benches can be made from 4500 bottles?
24. 24.♻️ Reduce, reuse or recycle: refill a water bottle? (a) reduce (b) reuse (c) recycle
25. 25.♻️ A family used to throw away 5 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 12 weeks?
26. 26.True or false: diesel is a non-renewable energy source. (a) False (b) True
27. 27.♻️ A family used to throw away 2 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 8 weeks?
28. 28.♻️ A family used to throw away 10 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 9 weeks?
29. 29.♻️ Which energy source will never run out? (a) petrol (b) coal (c) sunlight (d) diesel
30. 30.Which of these is recycle (make new things)? (a) refill a water bottle (b) use a jar as a pen stand (c) reuse gift paper (d) melt glass into new jars
31. 31.True or false: flowing river water is a non-renewable energy source. (a) False (b) True
32. 32.Which of these is reuse (use again)? (a) turn plastic into tiles (b) give old books away (c) carry a cloth bag (d) print on both sides
33. 33.♻️ Reduce, reuse or recycle: plant in old tyres? (a) recycle (b) reduce (c) reuse
34. 34.Which of these is reduce (use less)? (a) give old books away (b) use a jar as a pen stand (c) carry a cloth bag (d) turn plastic into tiles
35. 35.♻️ Which is the BEST order to think about waste? (a) reuse, recycle, reduce (b) reduce, reuse, recycle (c) burn, bury, forget (d) recycle, reuse, reduce
36. 36.♻️ A family used to throw away 9 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 2 weeks?
37. 37.♻️ Is coal a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
38. 38.Which of these is reuse (use again)? (a) pulp old paper (b) reuse gift paper (c) switch off unused lights (d) melt glass into new jars
39. 39.True or false: sunlight is a non-renewable energy source. (a) False (b) True
40. 40.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) reuse (b) recycle (c) reduce

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