Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 833 · 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 sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
2. 2.♻️ A family used to throw away 9 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 4 weeks?
3. 3.♻️ Is diesel a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
4. 4.♻️ Reduce, reuse or recycle: reuse gift paper? (a) reuse (b) recycle (c) reduce
5. 5.Which of these is reduce (use less)? (a) use a jar as a pen stand (b) pulp old paper (c) switch off unused lights (d) turn plastic into tiles
6. 6.♻️ Reduce, reuse or recycle: give old books away? (a) reduce (b) reuse (c) recycle
7. 7.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
8. 8.Which of these is reuse (use again)? (a) switch off unused lights (b) melt glass into new jars (c) plant in old tyres (d) pulp old paper
9. 9.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) reuse (b) reduce (c) recycle
10. 10.♻️ Which energy source will never run out? (a) diesel (b) sunlight (c) coal (d) petrol
11. 11.♻️ A school bench is made from 150 recycled plastic bottles. How many benches can be made from 750 bottles?
12. 12.♻️ A project report has 38 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
13. 13.True or false: diesel is a renewable energy source. (a) True (b) False
14. 14.♻️ Is wind a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
15. 15.True or false: diesel is a non-renewable energy source. (a) False (b) True
16. 16.♻️ A family used to throw away 3 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 8 weeks?
17. 17.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) reuse (b) recycle (c) reduce
18. 18.♻️ Reduce, reuse or recycle: plant in old tyres? (a) reuse (b) reduce (c) recycle
19. 19.True or false: coal is a non-renewable energy source. (a) False (b) True
20. 20.♻️ Which is the BEST order to think about waste? (a) reduce, reuse, recycle (b) reuse, recycle, reduce (c) burn, bury, forget (d) recycle, reuse, reduce
21. 21.True or false: petrol is a non-renewable energy source. (a) False (b) True
22. 22.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
23. 23.♻️ A school bench is made from 400 recycled plastic bottles. How many benches can be made from 800 bottles?
24. 24.♻️ A school bench is made from 250 recycled plastic bottles. How many benches can be made from 2750 bottles?
25. 25.True or false: flowing river water is a renewable energy source. (a) True (b) False
26. 26.♻️ A sustainable design … (a) uses the most plastic (b) lasts one day (c) protects the future (d) wastes water
27. 27.♻️ A family used to throw away 8 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 6 weeks?
28. 28.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) reduce (b) recycle (c) reuse
29. 29.Which of these is reduce (use less)? (a) turn plastic into tiles (b) carry a cloth bag (c) refill a water bottle (d) pulp old paper
30. 30.♻️ A project report has 14 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
31. 31.Which of these is recycle (make new things)? (a) buy less packaging (b) refill a water bottle (c) give old books away (d) pulp old paper
32. 32.Which of these is reduce (use less)? (a) plant in old tyres (b) give old books away (c) fix a dripping tap (d) turn plastic into tiles
33. 33.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) reuse (b) reduce (c) recycle
34. 34.♻️ A project report has 56 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
35. 35.True or false: natural gas is a non-renewable energy source. (a) False (b) True
36. 36.True or false: wind is a renewable energy source. (a) False (b) True
37. 37.♻️ Is natural gas a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
38. 38.True or false: ocean wave energy is a non-renewable energy source. (a) True (b) False
39. 39.True or false: biogas from waste is a non-renewable energy source. (a) True (b) False
40. 40.♻️ A family used to throw away 4 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 11 weeks?

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