Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 766 · 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.True or false: flowing river water is a non-renewable energy source. (a) False (b) True
2. 2.Which of these is reduce (use less)? (a) turn plastic into tiles (b) carry a cloth bag (c) plant in old tyres (d) melt glass into new jars
3. 3.Which of these is reuse (use again)? (a) give old books away (b) turn plastic into tiles (c) melt cans into new cans (d) melt glass into new jars
4. 4.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 1800 bottles?
5. 5.♻️ A project report has 66 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
6. 6.♻️ Is natural gas a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
7. 7.♻️ Reduce, reuse or recycle: buy less packaging? (a) reuse (b) recycle (c) reduce
8. 8.♻️ Reduce, reuse or recycle: switch off unused lights? (a) reuse (b) reduce (c) recycle
9. 9.True or false: coal is a non-renewable energy source. (a) True (b) False
10. 10.Which of these is reuse (use again)? (a) turn plastic into tiles (b) melt glass into new jars (c) refill a water bottle (d) carry a cloth bag
11. 11.True or false: biogas from waste is a renewable energy source. (a) False (b) True
12. 12.♻️ Reduce, reuse or recycle: print on both sides? (a) reduce (b) recycle (c) reuse
13. 13.♻️ A school bench is made from 450 recycled plastic bottles. How many benches can be made from 1350 bottles?
14. 14.True or false: flowing river water is a renewable energy source. (a) True (b) False
15. 15.♻️ A school bench is made from 350 recycled plastic bottles. How many benches can be made from 1750 bottles?
16. 16.Which of these is reuse (use again)? (a) pulp old paper (b) fix a dripping tap (c) print on both sides (d) reuse gift paper
17. 17.♻️ Is sunlight a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
18. 18.♻️ Is coal a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
19. 19.♻️ Reduce, reuse or recycle: refill a water bottle? (a) recycle (b) reduce (c) reuse
20. 20.Which of these is reduce (use less)? (a) give old books away (b) melt cans into new cans (c) refill a water bottle (d) switch off unused lights
21. 21.Which of these is recycle (make new things)? (a) turn plastic into tiles (b) print on both sides (c) buy less packaging (d) plant in old tyres
22. 22.♻️ A school bench is made from 450 recycled plastic bottles. How many benches can be made from 2250 bottles?
23. 23.♻️ A school bench is made from 400 recycled plastic bottles. How many benches can be made from 4000 bottles?
24. 24.♻️ Which energy source will never run out? (a) sunlight (b) diesel (c) coal (d) petrol
25. 25.♻️ Which is the BEST order to think about waste? (a) burn, bury, forget (b) reduce, reuse, recycle (c) reuse, recycle, reduce (d) recycle, reuse, reduce
26. 26.True or false: natural gas is a non-renewable energy source. (a) True (b) False
27. 27.Which of these is recycle (make new things)? (a) plant in old tyres (b) melt cans into new cans (c) give old books away (d) carry a cloth bag
28. 28.♻️ 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?
29. 29.Which of these is recycle (make new things)? (a) reuse gift paper (b) carry a cloth bag (c) plant in old tyres (d) pulp old paper
30. 30.Which of these is recycle (make new things)? (a) melt glass into new jars (b) carry a cloth bag (c) buy less packaging (d) give old books away
31. 31.♻️ 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?
32. 32.True or false: ocean wave energy is a renewable energy source. (a) False (b) True
33. 33.♻️ A project report has 86 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
34. 34.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
35. 35.♻️ Is wind a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
36. 36.♻️ A sustainable design … (a) uses the most plastic (b) wastes water (c) lasts one day (d) protects the future
37. 37.♻️ Is petrol a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
38. 38.Which of these is reduce (use less)? (a) pulp old paper (b) melt glass into new jars (c) refill a water bottle (d) print on both sides
39. 39.True or false: diesel is a non-renewable energy source. (a) True (b) False
40. 40.♻️ 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?

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