Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 503 · 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.Which of these is recycle (make new things)? (a) reuse gift paper (b) pulp old paper (c) give old books away (d) print on both sides
2. 2.Which of these is reduce (use less)? (a) melt cans into new cans (b) refill a water bottle (c) carry a cloth bag (d) reuse gift paper
3. 3.Which of these is reuse (use again)? (a) turn plastic into tiles (b) pulp old paper (c) melt cans into new cans (d) refill a water bottle
4. 4.♻️ Is coal a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
5. 5.True or false: diesel is a renewable energy source. (a) False (b) True
6. 6.True or false: wind is a non-renewable energy source. (a) True (b) False
7. 7.Which of these is recycle (make new things)? (a) plant in old tyres (b) melt glass into new jars (c) print on both sides (d) switch off unused lights
8. 8.True or false: natural gas is a renewable energy source. (a) False (b) True
9. 9.True or false: ocean wave energy is a non-renewable energy source. (a) False (b) True
10. 10.♻️ Which energy source will never run out? (a) diesel (b) petrol (c) sunlight (d) coal
11. 11.♻️ A family used to throw away 4 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 2 weeks?
12. 12.Which of these is recycle (make new things)? (a) carry a cloth bag (b) turn plastic into tiles (c) refill a water bottle (d) reuse gift paper
13. 13.♻️ A sustainable design … (a) protects the future (b) wastes water (c) uses the most plastic (d) lasts one day
14. 14.♻️ Is diesel a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
15. 15.True or false: coal is a non-renewable energy source. (a) False (b) True
16. 16.♻️ Reduce, reuse or recycle: buy less packaging? (a) reduce (b) reuse (c) recycle
17. 17.♻️ Which is the BEST order to think about waste? (a) burn, bury, forget (b) reuse, recycle, reduce (c) recycle, reuse, reduce (d) reduce, reuse, recycle
18. 18.Which of these is reduce (use less)? (a) switch off unused lights (b) refill a water bottle (c) pulp old paper (d) use a jar as a pen stand
19. 19.♻️ A project report has 38 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
20. 20.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) reuse (b) recycle (c) reduce
21. 21.♻️ A project report has 74 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
22. 22.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 1800 bottles?
23. 23.♻️ A project report has 20 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
24. 24.♻️ Is petrol a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
25. 25.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
26. 26.Which of these is reuse (use again)? (a) print on both sides (b) pulp old paper (c) give old books away (d) buy less packaging
27. 27.True or false: diesel is a non-renewable energy source. (a) False (b) True
28. 28.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) recycle (b) reduce (c) reuse
29. 29.♻️ A project report has 68 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
30. 30.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) recycle (b) reuse (c) reduce
31. 31.♻️ A school bench is made from 150 recycled plastic bottles. How many benches can be made from 750 bottles?
32. 32.♻️ Is natural gas a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
33. 33.Which of these is reuse (use again)? (a) turn plastic into tiles (b) buy less packaging (c) switch off unused lights (d) plant in old tyres
34. 34.♻️ Reduce, reuse or recycle: switch off unused lights? (a) reuse (b) reduce (c) recycle
35. 35.True or false: ocean wave energy is a renewable energy source. (a) False (b) True
36. 36.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) reuse (b) reduce (c) recycle
37. 37.Which of these is recycle (make new things)? (a) melt cans into new cans (b) switch off unused lights (c) plant in old tyres (d) carry a cloth bag
38. 38.♻️ Reduce, reuse or recycle: print on both sides? (a) recycle (b) reuse (c) reduce
39. 39.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) recycle (b) reduce (c) reuse
40. 40.♻️ A family used to throw away 7 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 4 weeks?

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