Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 717 · 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.Which of these is reduce (use less)? (a) refill a water bottle (b) give old books away (c) melt glass into new jars (d) print on both sides
2. 2.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) recycle (b) reuse (c) reduce
3. 3.♻️ Reduce, reuse or recycle: buy less packaging? (a) reuse (b) reduce (c) recycle
4. 4.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
5. 5.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
6. 6.♻️ A school bench is made from 300 recycled plastic bottles. How many benches can be made from 3000 bottles?
7. 7.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 800 bottles?
8. 8.♻️ A project report has 24 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
9. 9.Which of these is reduce (use less)? (a) melt glass into new jars (b) plant in old tyres (c) melt cans into new cans (d) carry a cloth bag
10. 10.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) reduce (b) recycle (c) reuse
11. 11.True or false: sunlight is a renewable energy source. (a) True (b) False
12. 12.♻️ Reduce, reuse or recycle: refill a water bottle? (a) reuse (b) reduce (c) recycle
13. 13.♻️ Which energy source will never run out? (a) petrol (b) diesel (c) sunlight (d) coal
14. 14.♻️ Is wind a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
15. 15.♻️ A family used to throw away 4 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 6 weeks?
16. 16.Which of these is recycle (make new things)? (a) print on both sides (b) fix a dripping tap (c) melt cans into new cans (d) plant in old tyres
17. 17.♻️ Reduce, reuse or recycle: pulp old paper? (a) reduce (b) reuse (c) recycle
18. 18.♻️ A project report has 76 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
19. 19.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) recycle (b) reduce (c) reuse
20. 20.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 1800 bottles?
21. 21.♻️ 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
22. 22.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
23. 23.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
24. 24.True or false: petrol is a renewable energy source. (a) True (b) False
25. 25.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) reduce (b) recycle (c) reuse
26. 26.♻️ A sustainable design … (a) uses the most plastic (b) lasts one day (c) wastes water (d) protects the future
27. 27.True or false: ocean wave energy is a non-renewable energy source. (a) False (b) True
28. 28.True or false: wind is a renewable energy source. (a) True (b) False
29. 29.True or false: biogas from waste is a non-renewable energy source. (a) True (b) False
30. 30.True or false: wind is a non-renewable energy source. (a) True (b) False
31. 31.♻️ Is petrol a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
32. 32.♻️ A school bench is made from 300 recycled plastic bottles. How many benches can be made from 2100 bottles?
33. 33.True or false: petrol is a non-renewable energy source. (a) False (b) True
34. 34.True or false: sunlight is a non-renewable energy source. (a) True (b) False
35. 35.True or false: natural gas is a non-renewable energy source. (a) True (b) False
36. 36.Which of these is reduce (use less)? (a) turn plastic into tiles (b) switch off unused lights (c) melt glass into new jars (d) refill a water bottle
37. 37.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) reduce (b) recycle (c) reuse
38. 38.True or false: flowing river water is a renewable energy source. (a) False (b) True
39. 39.Which of these is reuse (use again)? (a) turn plastic into tiles (b) melt cans into new cans (c) give old books away (d) melt glass into new jars
40. 40.♻️ Reduce, reuse or recycle: switch off unused lights? (a) reuse (b) reduce (c) recycle

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