Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 747 · 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.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) reuse (b) reduce (c) recycle
2. 2.♻️ A project report has 50 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 glass into new jars? (a) recycle (b) reduce (c) reuse
4. 4.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
5. 5.♻️ Reduce, reuse or recycle: plant in old tyres? (a) reduce (b) recycle (c) reuse
6. 6.♻️ Reduce, reuse or recycle: pulp old paper? (a) reuse (b) recycle (c) reduce
7. 7.♻️ Reduce, reuse or recycle: buy less packaging? (a) reuse (b) recycle (c) reduce
8. 8.♻️ A family used to throw away 10 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 4 weeks?
9. 9.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
10. 10.♻️ Reduce, reuse or recycle: refill a water bottle? (a) recycle (b) reduce (c) reuse
11. 11.♻️ A family used to throw away 3 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 10 weeks?
12. 12.♻️ Which energy source will never run out? (a) petrol (b) coal (c) diesel (d) sunlight
13. 13.♻️ Is natural gas a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
14. 14.♻️ Is diesel a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
15. 15.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
16. 16.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) recycle (b) reuse (c) reduce
17. 17.True or false: sunlight is a renewable energy source. (a) False (b) True
18. 18.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 2400 bottles?
19. 19.Which of these is reuse (use again)? (a) switch off unused lights (b) plant in old tyres (c) melt glass into new jars (d) carry a cloth bag
20. 20.♻️ A project report has 92 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
21. 21.♻️ A sustainable design … (a) uses the most plastic (b) wastes water (c) protects the future (d) lasts one day
22. 22.♻️ A school bench is made from 450 recycled plastic bottles. How many benches can be made from 1800 bottles?
23. 23.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) recycle (b) reduce (c) reuse
24. 24.♻️ A school bench is made from 350 recycled plastic bottles. How many benches can be made from 1050 bottles?
25. 25.♻️ A family used to throw away 9 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 6 weeks?
26. 26.♻️ 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?
27. 27.♻️ Which is the BEST order to think about waste? (a) recycle, reuse, reduce (b) burn, bury, forget (c) reduce, reuse, recycle (d) reuse, recycle, reduce
28. 28.True or false: ocean wave energy is a non-renewable energy source. (a) True (b) False
29. 29.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) reduce (b) recycle (c) reuse
30. 30.True or false: petrol is a renewable energy source. (a) False (b) True
31. 31.♻️ A school bench is made from 300 recycled plastic bottles. How many benches can be made from 2100 bottles?
32. 32.Which of these is reuse (use again)? (a) use a jar as a pen stand (b) buy less packaging (c) fix a dripping tap (d) melt cans into new cans
33. 33.♻️ Is petrol a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
34. 34.♻️ Reduce, reuse or recycle: reuse gift paper? (a) recycle (b) reduce (c) reuse
35. 35.Which of these is reduce (use less)? (a) refill a water bottle (b) give old books away (c) use a jar as a pen stand (d) print on both sides
36. 36.♻️ A school bench is made from 400 recycled plastic bottles. How many benches can be made from 4800 bottles?
37. 37.♻️ Is wind a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
38. 38.♻️ Reduce, reuse or recycle: give old books away? (a) reduce (b) reuse (c) recycle
39. 39.♻️ A project report has 40 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
40. 40.True or false: flowing river water is a non-renewable energy source. (a) False (b) True

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