Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 837 · 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 energy source will never run out? (a) sunlight (b) diesel (c) coal (d) petrol
2. 2.♻️ Is coal a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
3. 3.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 600 bottles?
4. 4.Which of these is recycle (make new things)? (a) give old books away (b) carry a cloth bag (c) pulp old paper (d) print on both sides
5. 5.♻️ A family used to throw away 9 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 3 weeks?
6. 6.True or false: diesel is a renewable energy source. (a) True (b) False
7. 7.♻️ Reduce, reuse or recycle: reuse gift paper? (a) recycle (b) reduce (c) reuse
8. 8.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) reduce (b) reuse (c) recycle
9. 9.♻️ Is petrol a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
10. 10.♻️ A school bench is made from 150 recycled plastic bottles. How many benches can be made from 1350 bottles?
11. 11.♻️ A school bench is made from 450 recycled plastic bottles. How many benches can be made from 4050 bottles?
12. 12.♻️ A sustainable design … (a) wastes water (b) lasts one day (c) protects the future (d) uses the most plastic
13. 13.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) reuse (b) reduce (c) recycle
14. 14.True or false: diesel is a non-renewable energy source. (a) False (b) True
15. 15.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
16. 16.♻️ A school bench is made from 100 recycled plastic bottles. How many benches can be made from 200 bottles?
17. 17.Which of these is reuse (use again)? (a) melt glass into new jars (b) pulp old paper (c) use a jar as a pen stand (d) turn plastic into tiles
18. 18.♻️ A family used to throw away 7 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 7 weeks?
19. 19.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
20. 20.♻️ A project report has 88 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
21. 21.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
22. 22.♻️ A family used to throw away 8 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 3 weeks?
23. 23.♻️ Which is the BEST order to think about waste? (a) recycle, reuse, reduce (b) reduce, reuse, recycle (c) reuse, recycle, reduce (d) burn, bury, forget
24. 24.♻️ Reduce, reuse or recycle: buy less packaging? (a) reuse (b) reduce (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 6 weeks?
26. 26.♻️ Reduce, reuse or recycle: plant in old tyres? (a) reuse (b) recycle (c) reduce
27. 27.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) reduce (b) recycle (c) reuse
28. 28.♻️ Reduce, reuse or recycle: switch off unused lights? (a) reuse (b) recycle (c) reduce
29. 29.True or false: natural gas is a non-renewable energy source. (a) True (b) False
30. 30.True or false: wind is a renewable energy source. (a) True (b) False
31. 31.True or false: coal is a non-renewable energy source. (a) False (b) True
32. 32.Which of these is reduce (use less)? (a) carry a cloth bag (b) plant in old tyres (c) turn plastic into tiles (d) use a jar as a pen stand
33. 33.Which of these is reuse (use again)? (a) carry a cloth bag (b) buy less packaging (c) plant in old tyres (d) print on both sides
34. 34.♻️ Reduce, reuse or recycle: pulp old paper? (a) reduce (b) reuse (c) recycle
35. 35.♻️ A family used to throw away 5 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 reuse (use again)? (a) melt cans into new cans (b) pulp old paper (c) refill a water bottle (d) melt glass into new jars
37. 37.♻️ Is diesel a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
38. 38.True or false: sunlight is a renewable energy source. (a) False (b) True
39. 39.Which of these is reduce (use less)? (a) reuse gift paper (b) pulp old paper (c) refill a water bottle (d) buy less packaging
40. 40.♻️ A project report has 18 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?

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