Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 513 · 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 flowing river water a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
2. 2.♻️ Reduce, reuse or recycle: pulp old paper? (a) reduce (b) recycle (c) reuse
3. 3.♻️ Reduce, reuse or recycle: give old books away? (a) reuse (b) reduce (c) recycle
4. 4.♻️ Which energy source will never run out? (a) sunlight (b) coal (c) diesel (d) petrol
5. 5.♻️ A sustainable design … (a) lasts one day (b) protects the future (c) uses the most plastic (d) wastes water
6. 6.Which of these is reuse (use again)? (a) melt cans into new cans (b) pulp old paper (c) plant in old tyres (d) buy less packaging
7. 7.♻️ Is coal a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
8. 8.♻️ Which is the BEST order to think about waste? (a) reduce, reuse, recycle (b) burn, bury, forget (c) reuse, recycle, reduce (d) recycle, reuse, reduce
9. 9.Which of these is reduce (use less)? (a) switch off unused lights (b) give old books away (c) melt cans into new cans (d) use a jar as a pen stand
10. 10.♻️ Reduce, reuse or recycle: print on both sides? (a) recycle (b) reuse (c) reduce
11. 11.True or false: petrol is a renewable energy source. (a) False (b) True
12. 12.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) reuse (b) reduce (c) recycle
13. 13.Which of these is reuse (use again)? (a) melt cans into new cans (b) give old books away (c) switch off unused lights (d) melt glass into new jars
14. 14.♻️ A family used to throw away 5 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 4 weeks?
15. 15.Which of these is reduce (use less)? (a) pulp old paper (b) give old books away (c) use a jar as a pen stand (d) fix a dripping tap
16. 16.♻️ Reduce, reuse or recycle: plant in old tyres? (a) reuse (b) recycle (c) reduce
17. 17.♻️ Reduce, reuse or recycle: refill a water bottle? (a) reuse (b) recycle (c) reduce
18. 18.♻️ A project report has 46 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
19. 19.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
20. 20.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) reuse (b) reduce (c) recycle
21. 21.♻️ 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?
22. 22.♻️ Is sunlight a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
23. 23.♻️ A school bench is made from 150 recycled plastic bottles. How many benches can be made from 300 bottles?
24. 24.♻️ Reduce, reuse or recycle: switch off unused lights? (a) reuse (b) reduce (c) recycle
25. 25.True or false: sunlight is a renewable energy source. (a) False (b) True
26. 26.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) reduce (b) recycle (c) reuse
27. 27.Which of these is recycle (make new things)? (a) give old books away (b) switch off unused lights (c) pulp old paper (d) plant in old tyres
28. 28.♻️ A school bench is made from 300 recycled plastic bottles. How many benches can be made from 2400 bottles?
29. 29.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) reduce (b) reuse (c) recycle
30. 30.♻️ Reduce, reuse or recycle: reuse gift paper? (a) recycle (b) reuse (c) reduce
31. 31.♻️ 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?
32. 32.♻️ 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?
33. 33.Which of these is reuse (use again)? (a) fix a dripping tap (b) refill a water bottle (c) switch off unused lights (d) carry a cloth bag
34. 34.Which of these is recycle (make new things)? (a) melt glass into new jars (b) print on both sides (c) switch off unused lights (d) refill a water bottle
35. 35.♻️ Is natural gas a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
36. 36.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
37. 37.♻️ A project report has 40 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
38. 38.True or false: natural gas is a renewable energy source. (a) True (b) False
39. 39.♻️ Is diesel a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
40. 40.♻️ A family used to throw away 3 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 4 weeks?

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