Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 174 · 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) switch off unused lights (b) give old books away (c) carry a cloth bag (d) turn plastic into tiles
2. 2.Which of these is reduce (use less)? (a) give old books away (b) switch off unused lights (c) refill a water bottle (d) pulp old paper
3. 3.♻️ A family used to throw away 10 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 3 weeks?
4. 4.♻️ Reduce, reuse or recycle: plant in old tyres? (a) reuse (b) reduce (c) recycle
5. 5.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
6. 6.Which of these is recycle (make new things)? (a) fix a dripping tap (b) pulp old paper (c) reuse gift paper (d) print on both sides
7. 7.Which of these is reuse (use again)? (a) switch off unused lights (b) buy less packaging (c) use a jar as a pen stand (d) carry a cloth bag
8. 8.♻️ Is wind a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
9. 9.♻️ Is diesel a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
10. 10.♻️ A family used to throw away 9 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 12 weeks?
11. 11.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 2400 bottles?
12. 12.Which of these is reduce (use less)? (a) melt glass into new jars (b) pulp old paper (c) fix a dripping tap (d) turn plastic into tiles
13. 13.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) recycle (b) reuse (c) reduce
14. 14.True or false: natural gas is a non-renewable energy source. (a) True (b) False
15. 15.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) reduce (b) recycle (c) reuse
16. 16.Which of these is recycle (make new things)? (a) refill a water bottle (b) use a jar as a pen stand (c) print on both sides (d) melt glass into new jars
17. 17.♻️ A project report has 26 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
18. 18.Which of these is recycle (make new things)? (a) melt cans into new cans (b) carry a cloth bag (c) use a jar as a pen stand (d) reuse gift paper
19. 19.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 1000 bottles?
20. 20.True or false: flowing river water is a non-renewable energy source. (a) False (b) True
21. 21.♻️ Is petrol a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
22. 22.♻️ Which energy source will never run out? (a) coal (b) sunlight (c) diesel (d) petrol
23. 23.♻️ A sustainable design … (a) wastes water (b) lasts one day (c) protects the future (d) uses the most plastic
24. 24.♻️ Which is the BEST order to think about waste? (a) burn, bury, forget (b) recycle, reuse, reduce (c) reuse, recycle, reduce (d) reduce, reuse, recycle
25. 25.♻️ Reduce, reuse or recycle: pulp old paper? (a) reduce (b) reuse (c) recycle
26. 26.♻️ A school bench is made from 100 recycled plastic bottles. How many benches can be made from 200 bottles?
27. 27.♻️ A project report has 16 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
28. 28.Which of these is reduce (use less)? (a) melt cans into new cans (b) buy less packaging (c) pulp old paper (d) use a jar as a pen stand
29. 29.♻️ A family used to throw away 8 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 10 weeks?
30. 30.True or false: biogas from waste is a renewable energy source. (a) False (b) True
31. 31.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) recycle (b) reuse (c) reduce
32. 32.Which of these is reduce (use less)? (a) refill a water bottle (b) print on both sides (c) reuse gift paper (d) plant in old tyres
33. 33.Which of these is reduce (use less)? (a) reuse gift paper (b) melt cans into new cans (c) carry a cloth bag (d) melt glass into new jars
34. 34.♻️ Reduce, reuse or recycle: reuse gift paper? (a) recycle (b) reduce (c) reuse
35. 35.♻️ Is coal a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
36. 36.♻️ A project report has 66 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
37. 37.True or false: ocean wave energy is a renewable energy source. (a) True (b) False
38. 38.Which of these is reuse (use again)? (a) pulp old paper (b) melt glass into new jars (c) switch off unused lights (d) plant in old tyres
39. 39.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) reuse (b) reduce (c) recycle
40. 40.♻️ A school bench is made from 300 recycled plastic bottles. How many benches can be made from 2100 bottles?

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