Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 931 · 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.True or false: diesel is a renewable energy source. (a) True (b) False
2. 2.True or false: ocean wave energy is a non-renewable energy source. (a) False (b) True
3. 3.Which of these is recycle (make new things)? (a) buy less packaging (b) refill a water bottle (c) switch off unused lights (d) pulp old paper
4. 4.Which of these is reduce (use less)? (a) melt cans into new cans (b) plant in old tyres (c) switch off unused lights (d) refill a water bottle
5. 5.True or false: ocean wave energy is a renewable energy source. (a) False (b) True
6. 6.♻️ Reduce, reuse or recycle: reuse gift paper? (a) reuse (b) reduce (c) recycle
7. 7.♻️ Reduce, reuse or recycle: refill a water bottle? (a) reduce (b) reuse (c) recycle
8. 8.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) reuse (b) reduce (c) recycle
9. 9.♻️ Is natural gas a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
10. 10.Which of these is reuse (use again)? (a) melt glass into new jars (b) turn plastic into tiles (c) plant in old tyres (d) fix a dripping tap
11. 11.♻️ Is sunlight a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
12. 12.True or false: sunlight is a non-renewable energy source. (a) True (b) False
13. 13.♻️ Which energy source will never run out? (a) petrol (b) diesel (c) coal (d) sunlight
14. 14.♻️ A sustainable design … (a) uses the most plastic (b) protects the future (c) wastes water (d) lasts one day
15. 15.♻️ A school bench is made from 100 recycled plastic bottles. How many benches can be made from 900 bottles?
16. 16.♻️ Reduce, reuse or recycle: print on both sides? (a) reuse (b) recycle (c) reduce
17. 17.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) reduce (b) recycle (c) reuse
18. 18.♻️ Which is the BEST order to think about waste? (a) burn, bury, forget (b) recycle, reuse, reduce (c) reduce, reuse, recycle (d) reuse, recycle, reduce
19. 19.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
20. 20.♻️ Reduce, reuse or recycle: pulp old paper? (a) reduce (b) reuse (c) recycle
21. 21.♻️ Is petrol a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
22. 22.Which of these is reuse (use again)? (a) turn plastic into tiles (b) print on both sides (c) carry a cloth bag (d) use a jar as a pen stand
23. 23.Which of these is reuse (use again)? (a) melt cans into new cans (b) carry a cloth bag (c) switch off unused lights (d) give old books away
24. 24.♻️ A school bench is made from 100 recycled plastic bottles. How many benches can be made from 200 bottles?
25. 25.♻️ A project report has 14 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
26. 26.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) recycle (b) reduce (c) reuse
27. 27.♻️ A project report has 64 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
28. 28.♻️ A school bench is made from 400 recycled plastic bottles. How many benches can be made from 2000 bottles?
29. 29.Which of these is reduce (use less)? (a) print on both sides (b) refill a water bottle (c) melt glass into new jars (d) turn plastic into tiles
30. 30.♻️ Reduce, reuse or recycle: buy less packaging? (a) reuse (b) reduce (c) recycle
31. 31.True or false: petrol is a non-renewable energy source. (a) True (b) False
32. 32.True or false: natural gas is a renewable energy source. (a) True (b) False
33. 33.Which of these is reduce (use less)? (a) plant in old tyres (b) use a jar as a pen stand (c) melt cans into new cans (d) fix a dripping tap
34. 34.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 800 bottles?
35. 35.True or false: flowing river water is a renewable energy source. (a) True (b) False
36. 36.♻️ A school bench is made from 150 recycled plastic bottles. How many benches can be made from 750 bottles?
37. 37.♻️ A school bench is made from 150 recycled plastic bottles. How many benches can be made from 600 bottles?
38. 38.♻️ A school bench is made from 500 recycled plastic bottles. How many benches can be made from 1500 bottles?
39. 39.♻️ A family used to throw away 4 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 8 weeks?
40. 40.♻️ Reduce, reuse or recycle: give old books away? (a) reuse (b) reduce (c) recycle

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