Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 679 · 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 recycle (make new things)? (a) turn plastic into tiles (b) give old books away (c) print on both sides (d) use a jar as a pen stand
2. 2.♻️ A project report has 88 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
3. 3.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) reduce (b) recycle (c) reuse
4. 4.♻️ Reduce, reuse or recycle: plant in old tyres? (a) recycle (b) reduce (c) reuse
5. 5.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) recycle (b) reuse (c) reduce
6. 6.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
7. 7.♻️ Is diesel a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
8. 8.♻️ Which energy source will never run out? (a) coal (b) petrol (c) diesel (d) sunlight
9. 9.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
10. 10.♻️ Which is the BEST order to think about waste? (a) reuse, recycle, reduce (b) burn, bury, forget (c) reduce, reuse, recycle (d) recycle, reuse, reduce
11. 11.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) reuse (b) reduce (c) recycle
12. 12.Which of these is reuse (use again)? (a) give old books away (b) buy less packaging (c) fix a dripping tap (d) melt cans into new cans
13. 13.♻️ A school bench is made from 350 recycled plastic bottles. How many benches can be made from 2450 bottles?
14. 14.True or false: ocean wave energy is a non-renewable energy source. (a) True (b) False
15. 15.♻️ Is petrol a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
16. 16.Which of these is reduce (use less)? (a) use a jar as a pen stand (b) give old books away (c) refill a water bottle (d) switch off unused lights
17. 17.True or false: diesel is a renewable energy source. (a) True (b) False
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 10 weeks?
19. 19.♻️ A project report has 74 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
20. 20.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) recycle (b) reduce (c) reuse
21. 21.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
22. 22.♻️ 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?
23. 23.♻️ A family used to throw away 4 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 4 weeks?
24. 24.Which of these is reuse (use again)? (a) melt cans into new cans (b) switch off unused lights (c) melt glass into new jars (d) reuse gift paper
25. 25.♻️ A project report has 16 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
26. 26.Which of these is reduce (use less)? (a) carry a cloth bag (b) reuse gift paper (c) turn plastic into tiles (d) pulp old paper
27. 27.♻️ Reduce, reuse or recycle: pulp old paper? (a) reuse (b) recycle (c) reduce
28. 28.True or false: flowing river water is a renewable energy source. (a) True (b) False
29. 29.♻️ Is wind a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
30. 30.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
31. 31.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) reduce (b) recycle (c) reuse
32. 32.Which of these is reuse (use again)? (a) pulp old paper (b) print on both sides (c) use a jar as a pen stand (d) melt cans into new cans
33. 33.♻️ A school bench is made from 150 recycled plastic bottles. How many benches can be made from 450 bottles?
34. 34.♻️ A school bench is made from 100 recycled plastic bottles. How many benches can be made from 400 bottles?
35. 35.♻️ A school bench is made from 450 recycled plastic bottles. How many benches can be made from 4950 bottles?
36. 36.♻️ A family used to throw away 2 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 12 weeks?
37. 37.♻️ A sustainable design … (a) lasts one day (b) uses the most plastic (c) wastes water (d) protects the future
38. 38.♻️ Reduce, reuse or recycle: refill a water bottle? (a) reuse (b) recycle (c) reduce
39. 39.♻️ A project report has 46 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
40. 40.Which of these is reuse (use again)? (a) buy less packaging (b) plant in old tyres (c) pulp old paper (d) carry a cloth bag

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