Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 825 · 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: use a jar as a pen stand? (a) reuse (b) reduce (c) recycle
2. 2.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) reduce (b) recycle (c) reuse
3. 3.♻️ Is diesel a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
4. 4.♻️ A school bench is made from 400 recycled plastic bottles. How many benches can be made from 2000 bottles?
5. 5.True or false: coal is a non-renewable energy source. (a) True (b) False
6. 6.♻️ Is natural gas a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
7. 7.Which of these is recycle (make new things)? (a) refill a water bottle (b) give old books away (c) carry a cloth bag (d) melt glass into new jars
8. 8.♻️ A sustainable design … (a) wastes water (b) protects the future (c) lasts one day (d) uses the most plastic
9. 9.♻️ Which is the BEST order to think about waste? (a) burn, bury, forget (b) reuse, recycle, reduce (c) recycle, reuse, reduce (d) reduce, reuse, recycle
10. 10.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
11. 11.True or false: sunlight is a renewable energy source. (a) True (b) False
12. 12.True or false: petrol is a renewable energy source. (a) False (b) True
13. 13.Which of these is reduce (use less)? (a) carry a cloth bag (b) turn plastic into tiles (c) give old books away (d) use a jar as a pen stand
14. 14.♻️ A school bench is made from 250 recycled plastic bottles. How many benches can be made from 3000 bottles?
15. 15.♻️ A school bench is made from 500 recycled plastic bottles. How many benches can be made from 5500 bottles?
16. 16.♻️ Reduce, reuse or recycle: print on both sides? (a) reuse (b) reduce (c) recycle
17. 17.♻️ A family used to throw away 2 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 9 weeks?
18. 18.♻️ Is wind a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
19. 19.True or false: flowing river water is a non-renewable energy source. (a) False (b) True
20. 20.Which of these is reuse (use again)? (a) carry a cloth bag (b) melt glass into new jars (c) use a jar as a pen stand (d) turn plastic into tiles
21. 21.True or false: diesel is a non-renewable energy source. (a) True (b) False
22. 22.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) reduce (b) reuse (c) recycle
23. 23.♻️ Which energy source will never run out? (a) sunlight (b) coal (c) diesel (d) petrol
24. 24.True or false: diesel is a renewable energy source. (a) False (b) True
25. 25.Which of these is recycle (make new things)? (a) switch off unused lights (b) turn plastic into tiles (c) refill a water bottle (d) buy less packaging
26. 26.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
27. 27.♻️ Reduce, reuse or recycle: pulp old paper? (a) reduce (b) reuse (c) recycle
28. 28.Which of these is reuse (use again)? (a) turn plastic into tiles (b) give old books away (c) switch off unused lights (d) buy less packaging
29. 29.♻️ A project report has 72 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
30. 30.♻️ Reduce, reuse or recycle: reuse gift paper? (a) reduce (b) recycle (c) reuse
31. 31.Which of these is reduce (use less)? (a) print on both sides (b) reuse gift paper (c) melt glass into new jars (d) plant in old tyres
32. 32.True or false: natural gas is a renewable energy source. (a) False (b) True
33. 33.♻️ A family used to throw away 8 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 2 weeks?
34. 34.♻️ Reduce, reuse or recycle: plant in old tyres? (a) reuse (b) recycle (c) reduce
35. 35.♻️ Reduce, reuse or recycle: buy less packaging? (a) reuse (b) recycle (c) reduce
36. 36.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) reuse (b) recycle (c) reduce
37. 37.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
38. 38.Which of these is recycle (make new things)? (a) plant in old tyres (b) melt cans into new cans (c) refill a water bottle (d) print on both sides
39. 39.♻️ A school bench is made from 400 recycled plastic bottles. How many benches can be made from 800 bottles?
40. 40.♻️ Reduce, reuse or recycle: refill a water bottle? (a) reduce (b) recycle (c) reuse

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