Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 599 · 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.♻️ Is wind a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
2. 2.♻️ A family used to throw away 5 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 9 weeks?
3. 3.♻️ A school bench is made from 350 recycled plastic bottles. How many benches can be made from 700 bottles?
4. 4.True or false: ocean wave energy is a renewable energy source. (a) False (b) True
5. 5.♻️ A sustainable design … (a) lasts one day (b) uses the most plastic (c) wastes water (d) protects the future
6. 6.♻️ Which is the BEST order to think about waste? (a) reduce, reuse, recycle (b) recycle, reuse, reduce (c) burn, bury, forget (d) reuse, recycle, reduce
7. 7.Which of these is reduce (use less)? (a) melt cans into new cans (b) use a jar as a pen stand (c) pulp old paper (d) buy less packaging
8. 8.♻️ A project report has 12 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
9. 9.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
10. 10.♻️ Reduce, reuse or recycle: buy less packaging? (a) reduce (b) reuse (c) recycle
11. 11.♻️ A project report has 64 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
12. 12.♻️ A family used to throw away 6 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 12 weeks?
13. 13.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) recycle (b) reuse (c) reduce
14. 14.Which of these is reuse (use again)? (a) fix a dripping tap (b) pulp old paper (c) turn plastic into tiles (d) reuse gift paper
15. 15.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
16. 16.True or false: natural gas is a non-renewable energy source. (a) False (b) True
17. 17.♻️ Reduce, reuse or recycle: print on both sides? (a) reuse (b) reduce (c) recycle
18. 18.True or false: petrol is a renewable energy source. (a) True (b) False
19. 19.♻️ Is natural gas a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
20. 20.True or false: wind is a renewable energy source. (a) True (b) False
21. 21.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) reuse (b) recycle (c) reduce
22. 22.Which of these is recycle (make new things)? (a) plant in old tyres (b) refill a water bottle (c) carry a cloth bag (d) turn plastic into tiles
23. 23.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
24. 24.♻️ A family used to throw away 10 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 2 weeks?
25. 25.♻️ Which energy source will never run out? (a) diesel (b) sunlight (c) petrol (d) coal
26. 26.♻️ Is sunlight a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
27. 27.Which of these is reuse (use again)? (a) buy less packaging (b) print on both sides (c) switch off unused lights (d) plant in old tyres
28. 28.True or false: natural gas is a renewable energy source. (a) False (b) True
29. 29.True or false: wind is a non-renewable energy source. (a) False (b) True
30. 30.♻️ A family used to throw away 2 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 6 weeks?
31. 31.♻️ A school bench is made from 250 recycled plastic bottles. How many benches can be made from 750 bottles?
32. 32.Which of these is reuse (use again)? (a) switch off unused lights (b) refill a water bottle (c) fix a dripping tap (d) carry a cloth bag
33. 33.True or false: diesel is a renewable energy source. (a) True (b) False
34. 34.♻️ A family used to throw away 7 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 6 weeks?
35. 35.True or false: sunlight is a non-renewable energy source. (a) True (b) False
36. 36.Which of these is recycle (make new things)? (a) switch off unused lights (b) reuse gift paper (c) plant in old tyres (d) melt cans into new cans
37. 37.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) reduce (b) recycle (c) reuse
38. 38.Which of these is recycle (make new things)? (a) use a jar as a pen stand (b) carry a cloth bag (c) plant in old tyres (d) pulp old paper
39. 39.♻️ A project report has 50 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
40. 40.♻️ Reduce, reuse or recycle: reuse gift paper? (a) reuse (b) recycle (c) reduce

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