Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 616 · 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 project report has 34 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
3. 3.True or false: ocean wave energy is a renewable energy source. (a) True (b) False
4. 4.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) recycle (b) reuse (c) reduce
5. 5.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) reduce (b) reuse (c) recycle
6. 6.Which of these is reuse (use again)? (a) buy less packaging (b) use a jar as a pen stand (c) carry a cloth bag (d) melt cans into new cans
7. 7.♻️ A family used to throw away 2 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 8 weeks?
8. 8.True or false: flowing river water is a non-renewable energy source. (a) True (b) False
9. 9.♻️ A family used to throw away 8 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 12 weeks?
10. 10.♻️ Which is the BEST order to think about waste? (a) recycle, reuse, reduce (b) reuse, recycle, reduce (c) reduce, reuse, recycle (d) burn, bury, forget
11. 11.♻️ A family used to throw away 6 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 8 weeks?
12. 12.♻️ A school bench is made from 400 recycled plastic bottles. How many benches can be made from 4400 bottles?
13. 13.♻️ Which energy source will never run out? (a) coal (b) diesel (c) petrol (d) sunlight
14. 14.Which of these is reduce (use less)? (a) carry a cloth bag (b) pulp old paper (c) melt glass into new jars (d) melt cans into new cans
15. 15.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
16. 16.♻️ Reduce, reuse or recycle: buy less packaging? (a) reuse (b) reduce (c) recycle
17. 17.♻️ A project report has 28 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
18. 18.♻️ Reduce, reuse or recycle: plant in old tyres? (a) reduce (b) recycle (c) reuse
19. 19.Which of these is reuse (use again)? (a) melt glass into new jars (b) give old books away (c) print on both sides (d) buy less packaging
20. 20.True or false: natural gas is a renewable energy source. (a) True (b) False
21. 21.♻️ A school bench is made from 400 recycled plastic bottles. How many benches can be made from 1200 bottles?
22. 22.True or false: biogas from waste is a non-renewable energy source. (a) True (b) False
23. 23.♻️ A project report has 78 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
24. 24.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
25. 25.Which of these is reduce (use less)? (a) melt cans into new cans (b) print on both sides (c) use a jar as a pen stand (d) melt glass into new jars
26. 26.Which of these is recycle (make new things)? (a) turn plastic into tiles (b) switch off unused lights (c) carry a cloth bag (d) plant in old tyres
27. 27.♻️ Reduce, reuse or recycle: print on both sides? (a) recycle (b) reduce (c) reuse
28. 28.True or false: diesel is a non-renewable energy source. (a) False (b) True
29. 29.♻️ A project report has 92 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
30. 30.Which of these is reuse (use again)? (a) buy less packaging (b) plant in old tyres (c) switch off unused lights (d) pulp old paper
31. 31.♻️ Is coal a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
32. 32.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 1200 bottles?
33. 33.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) reduce (b) reuse (c) recycle
34. 34.♻️ A project report has 36 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
35. 35.♻️ Reduce, reuse or recycle: refill a water bottle? (a) recycle (b) reduce (c) reuse
36. 36.♻️ Is petrol a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
37. 37.♻️ A family used to throw away 3 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 7 weeks?
38. 38.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) reuse (b) reduce (c) recycle
39. 39.Which of these is reduce (use less)? (a) reuse gift paper (b) fix a dripping tap (c) turn plastic into tiles (d) refill a water bottle
40. 40.♻️ A project report has 10 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?

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